80_FR_71952 80 FR 71731 - Expanding the Economic and Innovation Opportunities of Spectrum Through Incentive Auctions

80 FR 71731 - Expanding the Economic and Innovation Opportunities of Spectrum Through Incentive Auctions

FEDERAL COMMUNICATIONS COMMISSION

Federal Register Volume 80, Issue 221 (November 17, 2015)

Page Range71731-71744
FR Document2015-29239

This document resolves the remaining technical issues affecting the operation of new 600 MHz wireless licensees and broadcast television stations in areas where they operate on the same or adjacent channels in geographic proximity. Specifically, the Commission adopted the methodology and the regulatory framework for the protection of both wireless services and broadcasting in the post-auction environment that it proposed in October 2014. The Commission affirms its decision regarding the methodology to be used during the incentive auction to predict inter-service interference between broadcasting and wireless services. The Commission also affirmed its decision declining to adopt a cap on the aggregate amount of new interference a broadcast television station may receive from other television stations in the repacking process.

Federal Register, Volume 80 Issue 221 (Tuesday, November 17, 2015)
[Federal Register Volume 80, Number 221 (Tuesday, November 17, 2015)]
[Rules and Regulations]
[Pages 71731-71744]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2015-29239]


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FEDERAL COMMUNICATIONS COMMISSION

47 CFR Parts 27 and 73

[GN Docket No. 12-268; ET Docket Nos. 13-26 and 14-14; FCC 15-141]


Expanding the Economic and Innovation Opportunities of Spectrum 
Through Incentive Auctions

AGENCY: Federal Communications Commission.

ACTION: Final rule.

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SUMMARY: This document resolves the remaining technical issues 
affecting the operation of new 600 MHz wireless licensees and broadcast 
television stations in areas where they operate on the same or adjacent 
channels in geographic proximity. Specifically, the Commission adopted 
the methodology and the regulatory framework for the protection of both 
wireless services and broadcasting in the post-auction environment that 
it proposed in October 2014. The Commission affirms its decision 
regarding the methodology to be used during the incentive auction to 
predict inter-service interference between broadcasting and wireless 
services. The Commission also affirmed its decision declining to adopt 
a cap on the aggregate amount of new interference a broadcast 
television station may receive from other television stations in the 
repacking process.

DATES: Effective December 17, 2015, except for the amendments to 
Sec. Sec.  27.1310 and 73.3700(b)(1)(iv)(B), which contain new or 
modified information collection requirements subject to the Paperwork 
Reduction Act of 1995, Public Law 104-13, that are not effective until 
approved by the Office of Management and Budget (OMB). The Commission 
will publish a document in the Federal Register announcing the 
effective date once OMB approves.

ADDRESSES: Federal Communications Commission, 445 12th Street SW., 
Washington, DC 20554.

FOR FURTHER INFORMATION CONTACT: Aspasia Paroutsas, 202-418-7285, 
[email protected], Office of Engineering and Technology.

SUPPLEMENTARY INFORMATION: This is a summary of the Commission's Third 
Report and Order and First Reconsideration Order, GN Docket No. 12-268; 
ET Docket Nos. 13-26 and No. 14-14, FCC 15-141, adopted October 21, 
2015 and released October 26, 2015. The full text of this document is 
available for inspection and copying during normal business hours in 
the

[[Page 71732]]

FCC Reference Center (Room CY-A257), 445 12th Street SW., Washington, 
DC 20554. The full text may also be downloaded at: www.fcc.gov.
    People with Disabilities: To request materials in accessible 
formats for people with disabilities (braille, large print, electronic 
files, audio format), send an email to [email protected] or call the 
Consumer & Governmental Affairs Bureau at 202-418-0530 (voice), 202-
418-0432 (tty).

Synopsis

    1. In the Third Report and Order the Commission adopts a framework 
to govern the interference environment in the 600 MHz Band where 
wireless operations and television stations may operate on the same or 
adjacent channels in nearby areas following the incentive auction. The 
Commission establishes a zero percent threshold for allowable harmful 
interference from 600 MHz wireless services to television stations 
assigned to channels in the 600 MHz Band. In addition, the Commission 
requires 600 MHz wireless licensees to use the methodology in Bulletin 
OET-74 to predict potential interference to nearby co-channel or 
adjacent-channel television operations before deploying base stations, 
prohibits operation of wireless user equipment operating in the 600 MHz 
Band near these television stations' contours, and prohibits the 
expansion of television stations' contours that would result in 
additional impairments to wireless operations. The Commission also 
addresses the applicability of the ISIX Methodology previously adopted 
in other interference contexts, including between LPTV and TV 
translators and wireless operations, between television and wireless 
operations during the post-transition period, and in identifying 
impairments to wireless licenses along the borders with Canada and 
Mexico.
    2. In the First Order on Reconsideration, the Commission rejects a 
number of petitions for reconsideration of the ISIX Methodology that 
the Commission previously adopted for use during the incentive auction 
to predict the extent that 600 MHz Band wireless licenses may be 
impaired due to interference to, and from, television stations in the 
600 MHz Band. The Commission also made a number of adjustments to the 
ISIX Methodology to be consistent with the decisions made in the Third 
Report and Order regarding OET-74, to reflect recent Commission 
decisions, and to reflect updates and revisions of input values and 
settings of the ISIX software. The Commission also affirmed its 
previous decision to not adopt a cap on new-station-to-station 
interference in the television station repacking process during the 
incentive auction and declined to establish a cap on population loss 
resulting from a new channel assignment in the repacking process.
    3. In the Incentive Auction R&O, 79 FR 48442, August 15, 2014, the 
Commission adopted a flexible band plan framework that accommodates 
market variation, that is, areas where broadcast stations are assigned 
to channels in the 600 MHz Band. Because the amount of spectrum 
repurposed through the incentive auction and the repacking process 
depends on broadcaster participation and other factors, market 
variation will allow the Commission to avoid limiting the amount of 
spectrum repurposed across the nation to what is available in the most 
constrained market. However, market variation creates the potential for 
inter-service interference (``ISIX'') because in markets where 
broadcast television stations are assigned to channels within the 600 
MHz Band, television and wireless services will be operating in close 
geographic proximity on the same and/or adjacent frequencies. There are 
four scenarios of potential interference when broadcast television and 
wireless operations are co-channel or on adjacent channels in nearby 
areas: (1) A digital television (``DTV'') transmitter causing 
interference to a wireless base station (Case 1); (2) a DTV transmitter 
causing interference to wireless user equipment (Case 2); (3) a 
wireless base station causing interference to a DTV receiver (Case 3); 
and (4) wireless user equipment causing interference to a DTV receiver 
(Case 4).
    4. In the ISIX R&O, 79 FR 76903, December 23, 2014, the Commission 
addressed potential interference between DTV stations and wireless 
service in areas with market variation. The ISIX R&O adopted a 
methodology for predicting inter-service interference during the 
incentive auction (``ISIX Methodology''), a methodology which 
necessarily is based on hypothetical 600 MHz Band network deployments, 
as the actual networks will not be deployed until after the auction. 
The companion ISIX Further Notice, 79 FR 76282, December 22, 2014, 
proposed a post-auction inter-service interference methodology for 
evaluating interference from wireless base stations to television 
reception, set forth in the Office of Engineering and Technology 
Bulletin No. 74 (``OET-74''). The ISIX Further Notice also proposed 
rules for preventing interference from wireless to broadcasting 
services on the same or adjacent channels in nearby markets in the 
Cases 3 and 4.

A. Protecting Broadcast Television Receivers From Inter-Service 
Interference

1. Threshold for Interference From Wireless Operations to Television 
Receivers in the 600 MHz Band
    5. The Commission adopts a zero percent threshold for harmful 
interference from wireless operations to the reception of television 
station's signals in the 600 MHz Band. Under this standard, 600 MHz 
wireless licensees will not be permitted to cause harmful interference 
at any level within the noise-limited contour of a full power 
television station or the protected contour of a Class A television 
station to the degree it affects populated areas within those contours. 
The Commission finds that a zero percent threshold, with no rounding 
tolerance, is warranted in the post-auction environment. For the 
reasons discussed below, any interference standard other than zero 
presents practical difficulties given the multiple sources of potential 
interference to the reception of signals from television stations 
assigned to the 600 MHz Band and the continuing evolution of wireless 
networks. Furthermore, the Commission delegates authority to the Media 
Bureau to issue a Public Notice following completion of the incentive 
auction with the final contours of all television stations assigned to 
channels in the 600 MHz Band. The Public Notice will include the 
technical parameters by which the television station contours can be 
generated regardless of whether the station will remain on its pre-
auction channel or has been reassigned to new a channel.
    6. There will be numerous sources of potential interference to the 
reception of signals from television stations assigned to the 600 MHz 
Band because the five-megahertz wireless spectrum blocks will overlap 
in varying degrees with the six-megahertz television channels, creating 
the potential for multiple co- and adjacent-channel relationships 
between television stations and wireless operations in the same or 
nearby geographic areas. Moreover, wireless networks evolve over time 
with the deployment of additional base stations and the adjustment of 
base stations' technical parameters. Addressing the possibility of a 
television receiver receiving interference from multiple wireless 
networks that are continuously evolving presents significant practical 
difficulties, such as how to apportion the permitted interference among 
the

[[Page 71733]]

multiple sources of interference and how to monitor compliance as 
wireless networks evolve. Given the different interference environment 
that television stations will face in the 600 MHz Band, the Commission 
finds that it would be impractical, if not infeasible, to manage any 
interference percentage other than zero percent.
    7. The Commission clarifies that the zero-percent interference 
threshold will prohibit 600 MHz wireless licensees from causing any 
interference to television receivers in any populated area of the 
noise-limited contour of a full power television station or the 
protected contour of a Class A television station. The Commission also 
adopts the proposal from the ISIX Further Notice to treat interference 
between television stations assigned in the 600 MHz Band as ``masking 
interference'' in evaluating wireless interference to a television 
station. Therefore, in a grid cell where masking interference to one 
television station from another television station is predicted, inter-
service interference from wireless operations can be ignored.
2. Determining Potential Interference From Wireless Operations to DTV 
Receivers
a. Case 3: Interference to Television Receivers From Wireless Base 
Stations
    8. Adoption of OET-74. The Commission adopts OET-74, as proposed in 
the ISIX Further Notice, with several modifications as described in 
more detail below. OET-74 is to be used following the incentive auction 
to predict interference to television receivers operating in the 600 
MHz Band from co-channel and adjacent channel wireless base stations in 
nearby markets. The adopted OET-74 Bulletin is included below. The 
Commission rejects the National Association of Broadcaster's (NAB's) 
claim that the Spectrum Act limits our authority to require the use of 
OET-74 to address inter-service interference following the auction.
    9. D/U Ratio Adjustment. The Commission adopts slightly revised 
desired/undesired (D/U) ratio thresholds from those proposed in the 
ISIX Further Notice. Under the methodology of OET-74, the D/U ratio is 
calculated at the population centroid in each two kilometer square cell 
in the television station's contour. This D/U ratio is compared to a 
threshold to determine if harmful interference is predicted to occur to 
DTV service in that cell. The D/U threshold is defined in OET-74 to 
include an adjustment factor ``[alpha],'' which is dependent on the 
signal-to-noise ratio (S/N ratio) of the received television signal. 
The ``[alpha]'' factor in the D/U threshold is necessary to account for 
the effect of the television signal strength on the amount of 
interference that the television receiver can tolerate when the desired 
DTV signal is weak. When the television signal strength is weak (i.e., 
closer to the noise floor), a lower amount of interference from the 
wireless base stations will impede television reception than if the 
television signal is stronger. CEA points out that for faint television 
signals, ``[alpha]'' increases exponentially under the proposed OET-74, 
which can result in a high D/U threshold that will require a large 
separation distance between wireless base stations and the television 
station's contour. To avoid such results and to conform OET-74 with the 
approach used in OET-69 and the Commission's rules, OET-74 as adopted 
will limit the use of the D/U adjustment factor ``[alpha]'' to 
situations where the signal-to-noise ratio of the desired DTV signal is 
greater than 16 dB and less than 28 dB. Specifically, the ``[alpha]'' 
factor will be limited to a maximum value of 8.
    10. In addition, the Commission removes the ``[alpha]'' factor in 
the D/U threshold in OET-74 as adopted when there is no overlap between 
the DTV signal and LTE signal (adjacent channel) in order to be 
consistent with the approach followed in the Commission's rules for 
DTV-to-DTV interference. The Commission's rules specify a constant D/U 
threshold for DTV-to-DTV adjacent channel interference. Consequently, 
OET-74 will not use a D/U threshold that varies with ``[alpha]'' for 
adjacent channel LTE-to-DTV interference. Also, OET-74 will set the 
required D/U threshold for LTE-to-DTV interference to -33 dB because 
the ATSC receiver guidelines specify that DTV receivers should have 
this level of tolerance of adjacent channel DTV interference, and 
measurements have shown that actual DTV receivers do in fact meet or 
exceed this level of performance in the presence of adjacent channel 
LTE interference.
    11. Aggregate Interference. OET-74 will incorporate the root sum 
square (RSS) method to predict the potential for aggregate interference 
to television receivers from multiple base stations for each co-channel 
or adjacent channel 600 MHz licensee. The methodology of OET-74, which 
is based on real-world network deployments, will allow for the 
aggregation of the field strength of interfering signals at the DTV 
receiver from the wireless base stations of a co-channel or adjacent 
channel 600 MHz wireless licensee. The Commission will not, however, 
require a 600 MHz wireless licensee to account for the aggregate 
interference generated by the wireless operations of other 600 MHz 
wireless licensees because it would require wireless licensees to 
incorporate each other's site-specific information into their OET-74 
analysis.
    12. Intermodulation Interference. The Commission rejects arguments 
that it should study further the impact of third order intermodulation 
interference (IM3) from wireless services and television signals to 
television receivers. CEA claims that tests it conducted indicate that 
IM3 interference from LTE and DTV operations into DTV receivers poses a 
substantial risk to DTV reception, not only for legacy receivers 
currently in the market but also for future receivers that may need to 
continue receiving frequencies also used for LTE operations due to 
market variation. CEA further argues that IM3 from two LTE signals is a 
distinct potential problem in the 600 MHz Band that has not been 
adequately analyzed. Based on the present record, further analysis of 
intermodulation effects, either from DTV and LTE signals or two LTE 
signals, is not warranted. The Commission is not aware of any 
intermodulation interference concerns between DTV stations, which 
currently do not have to protect for intermodulation interference. 
Indeed, as CEA acknowledges, providing larger exclusions for 
interference protection reduces the efficiency of spectrum use. 
Protection of DTV receivers from the combinations of signals that can 
produce IM3 interference would impose additional constraints on the 
repacking process that would impact the Commission's ability to clear 
spectrum for new uses in the incentive auction and limit use of the 
recovered spectrum.
    13. The Commission does not expect that the potential for 
interference from intermodulation products from a DTV signal and an LTE 
signal or from two LTE signals will be significantly higher than that 
expected from two DTV signals. In addition, potential intermodulation 
interference can be mitigated through DTV receiver design, antenna 
reorientation, and other factors. In order to meet consumers' 
expectations, receiver manufacturers should design their products to 
operate without experiencing interference from signals permitted by the 
Commission's rules. To the extent that CEA and manufacturers believe 
that current models of DTV receivers are susceptible to IM3, the 
appropriate solution is for them to design their new products to be 
immune to such interference.
    14. ``Error Code 3'' Messages. When ``error code 3'' messages are 
returned by

[[Page 71734]]

the software used to implement the Longley-Rice propagation model, OET-
74 will use the desired and undesired signal strengths determined by 
the Longley-Rice propagation model in evaluating the subject cell for 
potential interference. The Commission declines to adopt NAB's 
suggestion that when an ``error code 3'' warning is returned and the 
desired signal strength calculated by OET-74 is below 41 dB[mu]V/m, the 
threshold of service, the calculated desired signal strength be 
replaced with a signal strength equal to the threshold of service or 
threshold of service plus 3 dB. NAB's approach would be contrary to the 
goal of OET-74 which is to provide a methodology for predicting 
interference to television receivers based on the actual technical 
parameters of the television stations and wireless networks.
    15. Other OET-74 Technical Issues. The Commission rejects NAB's 
contention that it should evaluate interference to the reception of 
Class A station's signals using a one-kilometer grid instead of the 
two-kilometer grid proposed in OET-74 so as to be ``consistent with 
current practice.'' Using a different grid size for Class A stations 
than for full power stations would be inconsistent with the 
Commission's repacking methodology and would create a layer of 
unnecessary complexity for the ISIX and OET-74 calculations. 
Accordingly, the Commission will use a two-kilometer grid for the ISIX 
and OET-74 calculations for both full power and Class A stations.
    16. The Commission also rejects NAB's suggestion that OET-74 
consider interference in all cells, and not only the populated cells. 
OET-74 will consider interference harmful only if the D/U ratio is 
below the threshold in a cell containing population.
    17. In addition, the Commission rejects NAB's argument that OET-74 
should not rely on manufacturers' published antenna patterns for 
wireless base stations. According to NAB, the manufacturers' published 
patterns may suggest unrealistically superior performance, while the 
wireless licensee may adjust the antenna after installation to manage 
coverage or interference conditions, or the antenna alignment during 
installation may be imprecise. While the Commission is cognizant that 
wireless base station antenna installations may vary from the antenna 
manufacturer's specified patterns or may be misaligned, it sees no 
reason to modify the manufacturer's specified wireless base station 
antenna patterns based on NAB's assumptions, which may or may not be 
more accurate for any given base station installation.
    18. The Commission disagrees with Cohen, Dippell, and Everist, 
P.C.'s (``CDE'') claim that the FCC has not forecasted the potential 
interference to television receivers in cases where five megahertz 600 
MHz licenses are aggregated. Given the DTV receiver performance 
measurements in the record and the fact that OET-74 is applicable to 
aggregated channels, CDE fails to articulate the need for additional 
testing of the effects of inter-service interference where five 
megahertz wireless licenses are aggregated. Nevertheless, based on 
examination of the record, the Commission concludes that the proposal 
for a separate analysis for each frequency overlap when two five-
megahertz blocks are aggregated into a ten megahertz block would 
require additional effort by the wireless licensee without providing 
increased protection for DTV signal reception compared with a combined 
analysis of aggregated five megahertz blocks. For this reason, OET-74 
will require that only a single interference analysis be performed when 
five megahertz blocks are aggregated. Therefore, in cases of aggregated 
wireless blocks the OET-74 analysis will be adjusted to reflect the 
amount of spectral overlap between the aggregated wireless signal and 
the DTV channel and the effective radiated power (``ERP'') as 
described. When the aggregated wireless signal completely overlaps the 
DTV channel, the analysis will use the values in the OET-74 tables 
associated with a spectral overlap of five megahertz and the ERP that 
is the portion of the power in the aggregated wireless signal that 
overlaps the six megahertz television channel. When the aggregated 
wireless signal overlaps the DTV channel by five megahertz or less, the 
analysis will use the values in the OET-74 tables associated with the 
amount of spectral overlap and the ERP of the overlapping wireless five 
megahertz block (i.e. the analysis will ignore the other five megahertz 
blocks of the aggregated signal). When the aggregate wireless signal is 
adjacent to the DTV channel (i.e. no overlap), the interference 
analysis will use the values in the OET-74 tables associated with the 
five megahertz block that is closest to the adjacent DTV channel and 
the ERP of that block. A wireless licensee with non-contiguous spectrum 
blocks will be required to conduct a separate OET-74 interference 
analysis for each spectrum block. In addition, a wireless licensee that 
is adjacent or co-channel to multiple DTV stations, will have to 
perform separate OET-74 interference analysis for each of the DTV 
stations.
b. Case 4: Interference to Television Receivers From Wireless User 
Equipment
    19. The Commission adopts fixed geographic separation distances for 
Case 4. Specifically, 600 MHz wireless licensees will be required to 
limit the service area of their wireless networks so that wireless user 
equipment (i.e., mobile and portable devices) will not operate within 
the contour or within a set distance from the contour of a co-channel 
or adjacent channel television station. As proposed in the ISIX Further 
Notice, the Commission adopts a separation distance of five kilometers 
for co-channel operations, and one-half kilometer for adjacent channel 
operations. Therefore, wireless licenses that will be co-channel or 
adjacent channel to a television station in the 600 MHz Band uplink 
spectrum will have impairments that cover the area of the station's 
contour and an additional five kilometers if the television station is 
co-channel or one-half kilometer if the television station is adjacent 
channel to the wireless operations. The separation distance for 
adjacent channel operation will only apply to the first adjacent 
channel. Consequently, wireless user equipment may be operated within 
the contour of a television station if there is a frequency separation 
of at least six megahertz or more between the wireless spectrum block 
edge and a television channel edge.
3. Obligations of 600 MHz Licensees in Markets With Variation
a. Requirements on Wireless Base Station Deployment
    20. As proposed in the ISIX Further Notice, the Commission will (1) 
prohibit a 600 MHz wireless licensee from operating base stations 
within the contour of a co-channel or adjacent-channel full power and 
Class A television station, (2) require the 600 MHz wireless licensee 
to use OET-74 to predict interference to television receivers within 
such a station's contour prior to deploying base stations within a 
specified culling distance of the station's contour, and (3) prohibit 
operating base stations within that distance if harmful interference is 
predicted. The culling distances are specified in OET-74 and are based 
on the spectral overlap between wireless operations and television 
operations, and the power and antenna height of wireless base stations.
    21. The Commission finds that prohibiting wireless base stations 
from

[[Page 71735]]

operating within the contours of co-channel and adjacent channel DTV 
stations is an appropriate safeguard for preventing interference to 
television receivers. The Commission also finds that requiring the use 
of OET-74 to identify potential interference from base stations located 
within the culling distance, and prohibiting operation of base stations 
within that distance if harmful interference is predicted, will ensure 
that television stations assigned to channels in the 600 MHz Band are 
not subject to harmful interference from 600 MHz Band wireless 
operations following the auction.
    22. The Commission declines CTIA's request that the required use of 
OET-74 apply only to 600 MHz wireless licenses that have been formally 
designated as impaired during the incentive auction. Rather, as 
proposed, the OET-74 analysis must be performed for any base station 
located within the culling distance, even if the license was not 
identified as impaired during the auction. Qualified forward auction 
bidders will be provided information about the degree of impairment to 
the license, but such impairments will be estimated using the ISIX 
Methodology based on assumptions of a hypothetical wireless network 
deployment. Post-auction, the Commission's inter-service interference 
methodology will be based on the actual interference environment to 
protect DTV receivers. The Commission notes that qualified forward 
auction bidders will be able to determine prior to bidding whether they 
will be subject to regulatory requirements for a particular license 
because it will provide them with specific information about the 
television stations that will potentially cause impairments to wireless 
licenses (including the facility ID) prior to each stage of the 
auction.
    23. The Commission rejects CTIA's claims that the OET-74 
methodology is burdensome and impractical. A new OET-74 analysis will 
be required only if a base station modification could result in an 
increase in energy in the direction of a full power or Class A 
television station's contour. CTIA's concerns over the number of base 
stations subject to the OET-74 analysis, especially with the deployment 
of small cell architectures, are exaggerated. Antennas at lower power 
and lower height as found in small cell architectures result in shorter 
culling distances, as small as three kilometers in some cases, thereby 
reducing the likelihood that an OET-74 analysis will have to be 
performed for small cell antennas.
    24. The Commission will require a 600 MHz wireless licensee to 
retain the latest copy of its OET-74 interference analysis for each co-
channel or adjacent channel partial economic area (``PEA'') license 
area where any of its base stations fall within the specified OET-74 
culling distances. The wireless licensee will be required to make this 
analysis available for inspection by the Commission at any time and to 
make this analysis available to a television station upon request when 
there are complaints of interference either from the subject television 
station or a station viewer. The Commission rejects NAB's request that 
wireless licensees be required to send all of their OET-74 analyses to 
all potentially affected broadcasters. The Commission finds that 
requiring wireless licensees to retain their most recent OET-74 
analyses, which they may store electronically, and make them available 
in cases of interference complaints will more efficiently assist in the 
investigation and resolution of any complaints.
b. Elimination of Actual Interference to Broadcast Television Stations 
in the 600 MHz Band
    25. The Commission adopts the proposal to require wireless 
licensees to eliminate any actual harmful interference to television 
reception within the contours of a full power or Class A television 
station in the 600 MHz Band, even if OET-74 did not predict such 
interference. The Commission also adopts the proposal for handling such 
interference incidents. As proposed in the ISIX Further Notice, a 
television station operating in the 600 MHz Band that experiences 
harmful interference from co-channel or adjacent channel wireless 
operations must first contact the wireless licensee to resolve the 
issue. The wireless licensee must provide to the television station the 
latest OET-74 analysis showing that no harmful interference was 
predicted to occur in the specific geographic area at issue. Wireless 
licensees and television stations are required to cooperate in good 
faith to resolve any disputes, so as not to unreasonably disrupt 
wireless and broadcast operations. In the event the parties do not 
reach resolution, the broadcaster can submit a claim of harmful 
interference to the Commission.
    26. The Commission declines CDE's requests that it create a toll-
free number and a Web site for consumers to report potential inter-
service interference problems or that it create an interference 
handbook that demonstrates how a television viewer may face 
interference. Instead, the Commission will rely on the framework 
described above, which requires television stations experiencing 
interference problems to contact wireless licensees to resolve the 
potential interference issues.
c. Effect of Interference-Related Restrictions on Wireless Licenses
    27. A 600 MHz wireless licensee will hold a license for its entire 
PEA service area, but its operations will be limited only to those 
portions of the PEA where the licensee will not cause harmful 
interference to the reception of signals from television stations 
assigned to the 600 MHz Band consistent with the standards set forth 
above.
    28. As discussed in the Incentive Auction R&O, 600 MHz licensees 
will be required to meet the 600 MHz Band interim and final build-out 
requirements, except that they may show they are unable to operate in 
areas where they may cause harmful interference to the reception of the 
signals of television stations that remain in the 600 MHz Band due to 
market variation. The same exception to interim and final build-out 
requirements will apply to cases where 600 MHz licensees receive 
harmful interference from television stations assigned to channels in 
the 600 MHz Band. The Commission adopts its proposal to require 
wireless licensees to use the ISIX Methodology it adopted for use 
during the auction for prediction of interference in the Case 1, 2 and 
4 scenarios and the methodology in OET-74 for the Case 3 interference 
scenario to demonstrate that they cannot serve the entire PEA service 
area for purposes of fulfilling the build-out requirements of their 
license. If a licensee is not able to serve its entire license area, it 
must demonstrate why certain areas are excluded from its service area 
due to impairments when it files its construction notification. If the 
impairing television station ceases to operate before the construction 
benchmarks, the wireless licensee will be permitted to use the entire 
license area, and will be obligated to serve the area that was 
previously restricted in demonstrating that it has met its build-out 
requirements.

B. Protecting Wireless Licensees in the 600 MHz Band from Inter-Service 
Interference

    29. In this section, the Commission adopts rules to ensure that 600 
MHz wireless licenses obtained in the forward auction do not experience 
additional impairments following the incentive auction.

[[Page 71736]]

1. Limitation on Expanding 600 MHz Broadcast Television Stations' 
Contour
    30. The Commission limits full-power and Class A television 
stations assigned to channels in the 600 MHz Band from expanding their 
noise-limited and protected contours, respectively, if doing so would 
increase the impairments to co-channel or adjacent channel 600 MHz 
wireless licenses, unless an agreement is reached with the co-channel 
or adjacent channel wireless licensee allowing for such expansion. For 
purposes of this limitation, impairments refer to both additional 
interference from a television station anywhere in the 600 MHz Band in 
a PEA (Cases 1 and 2), and to any increased restriction on wireless 
operations within a PEA in order to avoid causing harmful interference 
to television receivers within a television station's expanded contour 
(Cases 3 and 4). For purposes of this limitation, a television 
station's baseline contours are those set forth in its initial post-
auction construction permit application. As the Commission stated in 
the Incentive Auction R&O, it will carefully consider requests for 
waiver of the limitation in extraordinary circumstances.
    31. CEA argues for a set distance between the edge of a wireless 
license area and the contours of a co-channel or adjacent channel 
television station beyond which the television station would be allowed 
to expand. The Commission rejects this proposal because the appropriate 
distance would depend largely on factors like transmitted power, 
antenna height, and antenna pattern, as well as terrain and frequency 
overlap, that vary by station. However, if the distance between the 
proposed expanded contour and a co-channel or adjacent channel wireless 
licensee's service area is greater than 500 kilometers, the television 
station will not be required to make a showing that its expanded 
contour does not cause additional impairments to the wireless 
operations.
2. Predicting Potential Interference From LPTV or TV Translator Into 
Wireless Service
    32. As set forth in the Incentive Auction R&O, LPTV and TV 
translator stations in the 600 MHz Band may continue operating 
indefinitely unless a 600 MHz wireless licensee provides advance notice 
that it intends to commence operations and that the LPTV or TV 
translator station is likely to cause harmful interference to the 
wireless operations, based on the methodology the Commission adopts to 
prevent inter-service interference. As proposed in the ISIX Further 
Notice, 600 MHz wireless licensees will use the ISIX Methodology, as 
modified in the First Order on Reconsideration, for predicting 
interference to their operations from LPTV and TV translator stations 
for purposes of providing these stations with advance displacement 
notice.
    33. For this analysis, 600 MHz licensees will use the threshold 
values for the prediction of interference from full power television to 
wireless operations from the ISIX Methodology. With regard to adjacent 
channel interference, LPTV and TV translator stations are allowed to 
operate using either the same emission mask as a full power station or 
one of the other two alternative emission masks specified in the 
Commission's rules. The Commission analyzed the frequency dependent 
rejection (``FDR'') performance of wireless receivers in the presence 
of DTV signals using the three different emission masks and found that 
there is only a 1 dB difference in the threshold values for adjacent 
channel interference to the wireless service across the three masks, 
for both wireless base stations and user equipment. The Commission does 
not find this 1 dB difference to be significant enough to warrant using 
separate thresholds for each emission mask option. Therefore, the 
Commission adopts the same field strengths for co-channel and adjacent 
channel emissions from LPTV and TV translator stations to wireless 
service as the ISIX Methodology provides for full power television 
stations. The Commission will also use the antenna elevation patterns 
for LPTV and TV translator stations in the Consolidated Database System 
(CDBS) or LMS (Licensing and Management System), the successor system 
to CDBS. If CDBS/LMS does not include elevation pattern values for a 
given LPTV or TV translator station, the elevation pattern of these 
stations as they are defined in section 74.793(d) of the Commission's 
rules will apply. The Commission finds that the more conservative 
F(50,10) measure is appropriate when 600 MHz wireless licensees use the 
ISIX Methodology to predict if they will experience interference from 
LPTV or translator stations.
    34. The Commission will require that interference from analog LPTV 
and TV translator stations be analyzed using TVStudy's capability to 
replicate an analog signal as an equivalent digital signal and analyze 
the station as though it were operating in digital. The interfering 
field strength of the ``replicated'' analog television signal should be 
treated the same as an interfering digital television signal when 
conducting the interference analysis.

C. Inter-Service Interference During the Post-Auction Transition Period

    35. The Commission adopts its proposal in the ISIX Further Notice 
to protect full power and Class A television stations that have not yet 
relocated from the 600 MHz Band during the Post-Auction Transition 
Period in the same manner that it will protect stations that remain in 
or relocate to the 600 MHz Band. A wireless operator commencing 
operations before the end of the Post-Auction Transition Period must 
perform an OET-74 analysis when it intends to deploy base stations 
within the culling distance of a co-channel or adjacent channel full 
power or Class A television station that is operating in the 600 MHz 
Band to predict whether its wireless operations in all or part of its 
license area would cause harmful interference to the reception of 
signals from nearby television stations, regardless of whether these 
television stations will be relocated by the end of the Post-Auction 
Transition Period. Consistent with the requirements adopted, the 
wireless licensee must retain the latest copy of its OET-74 
interference analysis, make this analysis available for inspection by 
the Commission at any time, and make this analysis available to a 
television station upon request when there are complaints of 
interference either from the subject television station or a station 
viewer. In addition, if there are co-channel or adjacent channel 
television stations in the wireless licensee's uplink spectrum, the 
wireless provider must limit its service area to ensure that user 
equipment does not operate within five kilometers of the contour when 
co-channel or within a half kilometer when adjacent channel. Consistent 
with the rules set forth, once a nearby full power or Class A station 
has transitioned from its pre-auction channel, the 600 MHz Band 
licensee need no longer limit its operations in order to protect the 
station from inter-service interference.
    36. Television stations assigned to the 600 MHz Band in the 
repacking process may not actually relocate to their assigned channel 
until late in the Post-Auction Transition Period. However, the 
Commission will not permit wireless licensees to deploy networks in the 
period before the station relocates in areas that will potentially 
interfere with these television stations once they commence 
broadcasting. Consequently, television stations that have not yet 
constructed their new facilities will be protected from inter-service 
interference during the Post-Auction Transition

[[Page 71737]]

Period based on the contours specified in their initial post-auction 
construction permits. Therefore, a 600 MHz wireless licensee that wants 
to commence operations prior to the end of the Post-Auction Transition 
Period will have to protect television stations that are operating co-
channel or adjacent channel at that time and television stations that 
will be operating co-channel or adjacent channel by the end of the 
Post-Auction Transition Period.

D. Assessing Interference From and to International Broadcast 
Television Stations During the Auction

    37. The Commission adopts its proposal to use the ISIX Methodology 
to identify impairments to repurposed 600 MHz spectrum along the 
international borders during the auction. During the incentive auction, 
the ISIX Methodology will be used to predict interference from U.S. 
television stations to Canadian wireless operators (Cases 1 and 2). In 
accordance with the U.S.-Canada Statement of Intent, the ISIX 
Methodology will use F(50,10) signal strength predictions for the 
signals from U.S. television stations and will assume the Canadian 
wireless base stations are 50 meters above ground level. Even though 
the U.S. and Mexico have not reached an agreement on inter-service 
interference between television and wireless operations across the 
U.S.-Mexico border, coordination letters have been exchanged which 
provide a channel plan for the reassignment of broadcast television 
stations in the border region. Because the ISIX methodology is not 
designed for analog signals, and Canada and Mexico have not completed 
their digital transitions, the Commission will use TVStudy's capability 
to ``replicate'' a Canadian or Mexican analog signal as an equivalent 
digital signal and analyze the station as though it is transmitting a 
digital signal.

Summary of the First Order on Reconsideration

A. ISIX Methodology

    38. In the ISIX R&O, the Commission adopted the ISIX Methodology 
for use during the incentive auction to predict the extent to which 600 
MHz Band wireless licenses may be impaired due to potential 
interference to, and from, broadcast television stations assigned to 
the 600 MHz Band as a result of market variation. The Commission 
received several petitions for reconsideration regarding the ISIX 
Methodology.
    39. In its Petition for Reconsideration, NAB claims that the ISIX 
Methodology will fail to predict wireless impairments ``with any useful 
degree of accuracy'' because wireless carriers will have to use a 
``different methodology'' following the auction based on real-world 
deployments. NAB repeats its recommendation made in several of its 
filings in this proceeding that, instead of the ISIX Methodology, the 
Commission should use a fixed distance-based approach, because doing so 
would be ``far easier to implement and will not sacrifice meaningful 
spectral efficiency.'' The Commission denies NAB'S petition for 
reconsideration because NAB offers no basis to revisit its conclusion 
that the ISIX Methodology accommodates market variation in a more 
spectrally efficient manner than a fixed distance-based approach and 
disagree with NAB's claim that the decision to use a different 
methodology to predict inter-service interference after the auction 
calls into question the accuracy of the ISIX Methodology for predicting 
impairments during the auction. NAB also claims that the base station 
antenna heights and powers assumed in the ISIX Methodology are less 
than what is permitted by the Commission's rules and therefore 
understates the potential for interference. The Commission rejects this 
claim because it was fully considered and rejected when the ISIX R&O 
was adopted.
    40. Sprint and NAB, sought reconsideration of the decision to use 
the F(50,50) statistical measure instead of the F(50,10) measure in the 
ISIX Methodology when estimating interference from television stations 
to wireless operations. The Commission denies Sprint's and NAB's 
Petitions for Reconsideration and affirms its conclusion that F(50,50) 
is an appropriate statistical measure for this purpose, whereas the 
F(50,10) measure is unnecessarily conservative. In any event, bidders 
in the forward auction will have the necessary information to make 
their own calculations of impairments based on any number of factors 
they wish to consider, including their choice of statistical parameter.
    41. The Commission will revise the ISIX Methodology to reflect the 
adjustments to the D/U thresholds for the Case 3 interference scenario 
it adopted in the companion Third Report and Order. These values are 
not assumptions that will change once the wireless networks are 
deployed. Accordingly, there is no basis to have interference threshold 
values applied during the auction to determine impairments that differ 
from the interference threshold values applied after the auction to 
determine interference. Therefore, the Commission will update the 
interference threshold values in the ISIX Methodology to be consistent 
with the values adopted above.
    42. The Commission also makes a number of miscellaneous changes to 
the ISIX Methodology. These changes were made to reflect updates and 
revisions of input values and software settings to improve 
functionality and to reflect the U.S.-Canada Statement of Intent and 
decisions the Commission made in the Bidding Procedures PN, 80 FR 
61918, October 14, 2015. These changes are reflected in the Appendix D 
of the Third Report and Order and First Order on Reconsideration 
describing the ISIX Methodology:
     Updated references to the LPTV digital transition.
     Updated references to license categories which were 
adopted in the Bidding Procedures PN.
     Revised references to emission limits and receiver 
standards in paragraph 13 to reflect the use of the FCC's emission 
limits for DTV and wireless receiver performance standards published by 
3GPP.
     Provided threshold values for inter-service interference 
calculations in the repacking process along the border regions. These 
values do not relate to the computation of impairments on 600 MHz 
licenses.
     Added an explanation in paragraph 31 that for Case 3, the 
base station transmitter azimuth pattern is assumed to be non-
directional and is based on UHF DTV vertical pattern described in OET 
Bulletin No. 69, Table 8. However, the elevation pattern is assumed to 
be symmetrical above and below the maximum.
     Table 14 lists the TVStudy settings unique to the ISIX 
Methodology.
     In Table 15, the entry HAS_EPAT was changed from ``False'' 
to ``True'' because TVStudy will import the pattern in the XML 
scenario.
     Paragraph 38 updated to indicate that the elevation 
pattern for each base station must be imported in the XML file and 
lists the values for the symmetrical generic pattern.

B. Request for Additional Protection in the Repacking Process

    43. In the ISIX R&O, the Commission declined to adopt a cap on the 
amount of total or aggregate new station-to-station interference that a 
broadcast station will be allowed to receive as a result of the 
repacking process. The Commission denies the petitions for 
reconsideration of CDE and NAB requesting reconsideration of this 
decision. Neither CDE nor NAB challenge the staff study that concluded 
that approximately 99 percent of

[[Page 71738]]

stations will not experience new interference above one percent or 
otherwise dispute the study's conclusion that stations are unlikely to 
be experience significant new interference as a result of the repacking 
process. The Commission explained in the ISIX R&O how an aggregate 
interference cap would deprive the repacking feasibility checker of its 
speed. CDE and NAB do not offer any reason to dispute this conclusion, 
nor do they propose a means of implementing an aggregate interference 
cap without compromising the speed of the bidding process.
    44. Because radio signals propagate differently on different 
frequencies, the signal of a station reassigned to a different channel 
will generally not be receivable in precisely the same locations within 
a station's contour as it was in its original channel. In its ex parte 
filings prior to adoption of the ISIX R&O, NAB asked the Commission to 
address both station-to-station interference and population loss 
resulting from new channel assignments by adopting a cap on ``aggregate 
population loss,'' which the Commission refused to do on procedural 
grounds. NAB ask for reconsideration of the Commission's decision 
declining to adopt a cap on population loss resulting from new channel 
assignments in the repacking process. The Commission grants in part and 
denies in part NAB's petition for reconsideration. The Commission 
expects most stations will not lose viewers as a result of terrain loss 
resulting from new channel assignments. Even if some stations are 
predicted to lose viewers as a result of terrain loss resulting from 
new channel assignments, the Commission's final television channel 
assignment plan selection procedure includes optimization techniques to 
address this concern.
    45. In the event some stations are predicted to lose viewers as a 
result of new channel assignments even after optimization techniques 
are applied, there will be post-auction solutions to address this 
situation. First, as adopted in the Incentive Auction R&O, a television 
station may request up to a one percent coverage contour increase as 
part of its initial post-auction construction permit application, 
subject to certain conditions. Second, the Commission amends its rules 
to provide that stations predicted to experience a loss in population 
served in excess of one percent as a result of the repacking process--
either because of new station-to-station interference or terrain loss 
resulting from a new channel assignment (or a combination of both)--may 
file an application proposing an alternate channel or expanded 
facilities in a priority filing window, along with a limited number of 
other stations that have been assigned the same priority. Third, the 
Commission proposed in the LPTV Third FNPRM to allow a full power 
station that is predicted to experience a loss in its pre-auction 
digital service area as a result of its new channel assignment to seek 
authority to deploy a digital-to-digital replacement translator 
(``DTDRT'') to serve the loss area.
    46. A cap on population loss resulting from new channel assignments 
as proposed by NAB would compromise the central objective of a 
successful auction to allow market forces to repurpose spectrum. NAB's 
proposed approach for incorporating its cap on population loss into the 
repacking process involves certain elements that are either infeasible 
or meaningless and, on the whole, would impede the Commission's ability 
to conduct a successful auction and thereby sacrifice the goal of 
repurposing spectrum.

C. Use of TVStudy To Determine Coverage Area and Population Serviced by 
Television Stations

    47. The Commission denies Petitions for Reconsideration of the 
Incentive Auction R&O filed by the Affiliates Associations and CDE 
challenging the Commission's decision to use the TVStudy software and 
certain inputs in applying the methodology described in OET-69 to 
determine the coverage area and population served by television 
stations. The Commission explained in the Incentive Auction R&O why the 
TVStudy software and inputs are distinct from the OET-69 methodology 
and Affiliates Associations offer no basis to revisit this conclusion. 
Affiliates Associations and CDE take issue with the fact that, using 
identical inputs, TVStudy produces different results than previous 
versions of the software used to implement OET-69. The Spectrum Act 
mandates that the Commission use the ``methodology described in OET 
Bulletin 69,'' not particular software to implement that methodology or 
arrive at a pre-determined result. The Commission's decision to use 
software that is ``user-friendly and better adapted to handle the kinds 
of computations the Commission will need to conduct in the reverse 
auction and repacking process called for by the Spectrum Act'' is fully 
consistent with Congressional intent.
    48. Affiliates Associations also claims that the Incentive Auction 
R&O ``fail[ed] to address'' losses in ``coverage area.'' The 
Commission's decision pertaining to preservation of ``coverage area'' 
was affirmed by the D.C. Circuit. Affiliates Associations offers no 
basis to revisit the Commission's approach to preserving ``coverage 
area.''

Procedural Matters

Final Regulatory Flexibility Analysis

    49. As required by the Regulatory Flexibility Act of 1980, as 
amended (RFA),\1\ an Initial Regulatory Flexibility Analysis (IRFA) was 
incorporated in the Notice of Proposed Rule Making (NPRM).\2\ The 
Commission sought written public comment on the proposals in the NPRM, 
including comment on the IRFA. This present Final Regulatory 
Flexibility Analysis (FRFA) conforms to the RFA.\3\
---------------------------------------------------------------------------

    \1\ See 5 U.S.C. 603. The RFA, see 5 U.S.C. 601 through 612, has 
been amended by the Small Business Regulatory Enforcement Fairness 
Act of 1996 (SBREFA), Public Law 104-121, Title II, 110 Stat. 857 
(1996).
    \2\ See Expanding the Economic and Innovation Opportunities of 
Spectrum Through Incentive Auctions, GN Docket No. 12-268, ET Docket 
No. 13-26, ET Docket No. 14-14, Second Report and Order and Further 
Notice of Proposed Rulemaking, 29 FCC Rcd 13071 (2014) (ISIX R&O/
FNPRM or ISIX R&O or ISIX Further Notice).
    \3\ See 5 U.S.C. 604.
---------------------------------------------------------------------------

A. Need for, and Objectives of, the Rules

    50. In the Incentive Auction R&O, the Commission adopted a flexible 
band plan framework that accommodates market variation. Market 
variation occurs where broadcast stations remain on spectrum that is 
repurposed for wireless broadband under the 600 MHz Band Plan. In this 
Third Report and Order and First Order on Reconsideration, it adopted 
the framework proposed in the inter-service interference, Further 
Notice (ISIX Further Notice) to govern the interference environment in 
the new 600 MHz Band due to market variation.
    51. The Commission adopted a number of measures to protect 
television reception for those television stations that will remain in 
the 600 MHz Band after the incentive auction. It adopted a zero percent 
threshold for interference from wireless operations to the reception of 
signals from television broadcast stations in the 600 MHz Band, which 
will prohibit 600 MHz wireless licensees from causing harmful 
interference at any level within the contour of a broadcast station. 
The Commission also adopted OET-74, a methodology for predicting 
interference to television receivers from wireless base stations. 
However, the Commission modified the D/U threshold used to determine if 
interference to television reception is occurring in OET-74 from

[[Page 71739]]

what was proposed in the ISIX Further Notice so that the threshold does 
not become unrealistically large when the television signal is weak. 
Wireless licensees will be allowed to deploy base stations within a 
specified culling distance of co-channel or adjacent channel television 
stations only where they can demonstrate using OET-74 that they will 
not cause harmful interference to television reception within the 
stations' contours. In addition, the Commission prohibits the operation 
of wireless user equipment within five kilometers of the contours of 
co-channel television stations and one-half kilometer of adjacent 
channel television stations. It will require wireless licensees to 
eliminate any actual harmful interference to the reception of signals 
from television station in the 600 MHz Band, even if such interference 
was not predicted using OET-74.
    52. The Commission also adopted measures to protect the future 
operations of 600 MHz Band wireless licensees from television stations 
that remain in the 600 MHz band. It will prohibit broadcast television 
licensees who operate in the 600 MHz Band from expanding their noise-
limited or protected contours if doing so would increase the potential 
for interference to a wireless licensee's service area or would result 
in additional impairments to the wireless licenses because of the 
obligations of the wireless licensee to protect television reception. 
The Commission also adopted the use of the ISIX Methodology specified 
in the ISIX R&O, as modified in the First Order on Reconsideration, for 
predicting when an LPTV or TV translator station will cause harmful 
interference to wireless operations. For this purpose, the ISIX 
Methodology will use the same threshold values for the prediction of 
interference from full power television to wireless operations as 
specified in the ISIX R&O and will use the F(50,10) statistical measure 
to predict the strength of the LPTV or TV translator signal.
    53. Under the rules adopted in the Incentive Auction R&O, 600 MHz 
Band wireless licensees are required to meet interim and final build-
out requirements, but the build-out requirements only apply to areas 
they are permitted to serve. The Commission will require 600 MHz 
wireless licensees to use the ISIX Methodology and/or OET-74 to 
demonstrate that they cannot meet build-out requirements for portions 
of the geographic area covered by their license.
    54. U.S. television stations may cause interference to Canadian 
wireless operations after the incentive auction. For purposes of 
predicting these impairments during the incentive auction, the 
Commission adopts the use of the ISIX Methodology with adjustments to 
reflect an agreement reached with Canada.
    55. In the First Order on Reconsideration the Commission considered 
a number of petitions for reconsideration filed in response to the ISIX 
R&O. It affirmed our decision to use the ISIX Methodology to predict 
inter-service interference between television and wireless services 
during the incentive auction. The Commission modified the ISIX 
Methodology adopted in the ISIX R&O by making the same adjustment to 
the D/U threshold used to determine if interference will occur to 
television reception as we did for OET-74. The Commission also affirmed 
its decisions declining to adopt a cap on the aggregate amount of new 
interference a broadcast television station may receive from other 
television stations in the repacking process and declining to adopt a 
cap on population loss that a television station may experience because 
of a new channel assignment in the repacking process. The Commission 
amended its rules to provide that a television station that will 
experience a loss in population served in excess of one percent as a 
result of the repacking process--either because of new station-to-
station interference or terrain loss resulting from a new channel 
assignment (or a combination of both)--may file an application 
proposing an alternate channel or expanded facilities in a priority 
filing window. In response to a petition for reconsideration of the 
Incentive Auction R&O, the Commission affirmed its decision to use the 
TVStudy software and certain inputs in applying the methodology 
described in OET-69 to determine the coverage area and population 
served by television stations when making new channel assignments 
during the incentive auction.

B. Summary of Significant Issues Raised by Public Comments in Response 
to the IRFA

    56. There were no comments filed that specifically addressed the 
rules and policies proposed in the IRFA.

C. Response to Comments by the Chief Counsel for Advocacy of the Small 
Business Administration

    57. Pursuant to the Small Business Jobs Act of 2010, the Commission 
is required to respond to any comments filed by the Chief Counsel for 
Advocacy of the Small Business Administration (SBA), and to provide a 
detailed statement of any change made to the proposed rules as a result 
of those comments. The Chief Counsel did not file any comments in 
response to the proposed rules in this proceeding.

D. Description and Estimate of the Number of Small Entities to Which 
the Rules Will Apply

    58. The RFA directs agencies to provide a description of and, where 
feasible, an estimate of the number of small entities that may be 
affected by the proposed rules, if adopted.\4\ The RFA generally 
defines the term ``small entity'' as having the same meaning as the 
terms ``small business,'' ``small organization,'' and ``small 
governmental jurisdiction.'' \5\ In addition, the term ``small 
business'' has the same meaning as the term ``small business concern'' 
under the Small Business Act.\6\ A small business concern is one which: 
(1) Is independently owned and operated; (2) is not dominant in its 
field of operation; and (3) satisfies any additional criteria 
established by the SBA.\7\
---------------------------------------------------------------------------

    \4\ 5 U.S.C. 603(b)(3).
    \5\ 5 U.S.C. 601(6).
    \6\ 5 U.S.C. 601(3) (incorporating by reference the definition 
of ``small business concern'' in 15 U.S.C. 632). Pursuant to the 
RFA, the statutory definition of a small business applies ``unless 
an agency, after consultation with the Office of Advocacy of the 
Small Business Administration and after opportunity for public 
comment, establishes one or more definitions of such term which are 
appropriate to the activities of the agency and publishes such 
definition(s) in the Federal Register.'' 5 U.S.C. 601(3).
    \7\ Small Business Act, 15 U.S.C. 632 (1996).
---------------------------------------------------------------------------

    59. Television Broadcasting. This economic census category 
``comprises establishments primarily engaged in broadcasting images 
together with sound. These establishments operate television 
broadcasting studios and facilities for the programming and 
transmission of programs to the public.'' \8\ The SBA has created the 
following small business size standard for Television Broadcasting 
firms: Those having $38.5 million or less in annual receipts.\9\ The 
Commission has estimated the number of licensed commercial television 
stations to be 1,388.\10\ In addition, according to Commission staff 
review of the BIA Advisory Services, LLC's Media Access Pro Television 
Database on March 28, 2012, about 950 of an estimated 1,300 commercial 
television stations (or

[[Page 71740]]

approximately 73 percent) had revenues of $38.5 million or less.\11\ 
The Commission therefore estimate that the majority of commercial 
television broadcasters are small entities.
---------------------------------------------------------------------------

    \8\ U.S. Census Bureau, 2012 NAICS Definitions: 515120 
Television Broadcasting, http://www.census.gov/cgi-bin/sssd/naics/naicsrch?code=515120&search=2012 (last visited Mar. 6, 2014).
    \9\ 13 CFR 121.201 (NAICS code 515120) (updated for inflation in 
2010).
    \10\ See FCC News Release, Broadcast Station Totals as of 
December 31, 2013 (rel. Jan. 8, 2014), http://transition.fcc.gov/Daily_Releases/Daily_Business/2014/db0108/DOC-325039A1.pdf.
    \11\ We recognize that BIA's estimate differs slightly from the 
FCC total given the information provided above.
---------------------------------------------------------------------------

    60. The Commission notes, however, that in assessing whether a 
business concern qualifies as small under the above definition, 
business (control) affiliations must be included.\12\ Our estimate, 
therefore, likely overstates the number of small entities that might be 
affected by our action because the revenue figure on which it is based 
does not include or aggregate revenues from affiliated companies. In 
addition, an element of the definition of ``small business'' is that 
the entity not be dominant in its field of operation. The Commission is 
unable at this time to define or quantify the criteria that would 
establish whether a specific television station is dominant in its 
field of operation. Accordingly, the estimate of small businesses to 
which rules may apply does not exclude any television station from the 
definition of a small business on this basis and is therefore possibly 
over-inclusive to that extent.
---------------------------------------------------------------------------

    \12\ ``[Business concerns] are affiliates of each other when one 
concern controls or has the power to control the other, or a third 
party or parties controls or has the power to control both.'' 13 CFR 
121.103(a)(1).
---------------------------------------------------------------------------

    61. In addition, the Commission has estimated the number of 
licensed noncommercial educational (``NCE'') television stations to be 
395.\13\ These stations are non-profit, and therefore considered to be 
small entities.\14\
---------------------------------------------------------------------------

    \13\ See FCC News Release, Broadcast Station Totals as of 
December 31, 2013 (rel. Jan. 8, 2014), http://transition.fcc.gov/Daily_Releases/Daily_Business/2014/db0108/DOC-325039A1.pdf.
    \14\ See generally 5 U.S.C. 601(4), (6).
---------------------------------------------------------------------------

    62. There are also 2,414 LPTV stations, including Class A stations, 
and 4,046 TV translator stations.\15\ Given the nature of these 
services, we will presume that all of these entities qualify as small 
entities under the above SBA small business size standard.
---------------------------------------------------------------------------

    \15\ See FCC News Release, Broadcast Station Totals as of 
December 31, 2013 (rel. January 8, 2014), http://transition.fcc.gov/Daily_Releases/Daily_Business/2014/db0108/DOC-325039A1.pdf.
---------------------------------------------------------------------------

    63. Radio and Television Broadcasting and Wireless Communications 
Equipment Manufacturing. The Census Bureau defines this category as 
follows: ``This industry comprises establishments primarily engaged in 
manufacturing radio and television broadcast and wireless 
communications equipment. Examples of products made by these 
establishments are: Transmitting and receiving antennas, cable 
television equipment, GPS equipment, pagers, cellular phones, mobile 
communications equipment, and radio and television studio and 
broadcasting equipment.'' The SBA has developed a small business size 
standard for Radio and Television Broadcasting and Wireless 
Communications Equipment Manufacturing, which is: All such firms having 
750 or fewer employees. According to Census Bureau data for 2007, there 
were a total of 939 establishments in this category that operated for 
part or all of the entire year. Of this total, 912 had less than 500 
employees and 17 had more than 1000 employees. Thus, under that size 
standard, the majority of firms can be considered small.
    64. Audio and Video Equipment Manufacturing. The SBA has classified 
the manufacturing of audio and video equipment under in NAICS Codes 
classification scheme as an industry in which a manufacturer is small 
if it has less than 750 employees. Data contained in the 2007 U.S. 
Census indicate that 492 establishments operated in that industry for 
all or part of that year. In that year, 488 establishments had fewer 
than 500 employees; and only 1 had more than 1000 employees. Thus, 
under the applicable size standard, a majority of manufacturers of 
audio and video equipment may be considered small.
    65. Wireless Telecommunications Carriers (except satellite). The 
Census Bureau defines this category as follows: ``This industry 
comprises establishments engaged in operating and maintaining switching 
and transmission facilities to provide communications via the airwaves. 
Establishments in this industry have spectrum licenses and provide 
services using that spectrum, such as cellular phone services, paging 
services, wireless Internet access, and wireless video services.'' \16\ 
The appropriate size standard under SBA rules is for the category 
Wireless Telecommunications Carriers (except Satellite). The size 
standard for that category is that a business is small if it has 1,500 
or fewer employees.\17\ For this category, census data for 2007 show 
that there were 1,383 firms that operated for the entire year.\18\ Of 
this total, 1,368 firms had employment of 999 or fewer employees and 15 
had employment of 1000 employees or more.\19\ Similarly, according to 
Commission data, 413 carriers reported that they were engaged in the 
provision of wireless telephony, including cellular service, PCS, and 
Specialized Mobile Radio (``SMR'') Telephony services.\20\ Of these, an 
estimated 261 have 1,500 or fewer employees and 152 have more than 
1,500 employees.\21\ Consequently, the Commission estimates that 
approximately half or more of these firms can be considered small. 
Thus, using available data, we estimate that the majority of wireless 
firms can be considered small.
---------------------------------------------------------------------------

    \16\ U.S. Census Bureau, 2012 NAICS Definitions: 517210 Wireless 
Telecommunications Carriers (except Satellite), http://www.census.gov/cgi-bin/sssd/naics/naicsrch?code=517210&search=2012 
(last visited Mar. 6, 2014).
    \17\ 13 CFR 121.201 (NAICS code 517210).
    \18\ U.S. Census Bureau, Table No. EC0751SSSZ5, Information: 
Subject Series--Establishment and Firm Size: Employment Size of 
Firms for the United States: 2007 (NAICS code 517210), http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ECN_2007_US_51SSSZ5.
    \19\ Id. Available census data do not provide a more precise 
estimate of the number of firms that have employment of 1,500 or 
fewer employees; the largest category provided is for firms with 
1000 employees or more.
    \20\ See Trends in Telephone Service at Table 5.3.
    \21\ See id.
---------------------------------------------------------------------------

E. Description of Projected Reporting, Recordkeeping, and Other 
Compliance Requirements for Small Entities

    66. Wireless licensees in the 600 MHz Band will be required to 
conduct an interference analysis using OET-74 before operating a base 
station within the culling distance of the contour of a co-channel or 
adjacent channel broadcast television station. They will also be 
required to conduct an OET-74 interference analysis when making a 
modification to such a base station that could result in an increase in 
energy in the direction of broadcast station's contour. The wireless 
licensee will be required to retain the latest copy of their OET-74 
analysis for each base station that is within the culling distance of a 
co-channel or adjacent channel broadcast station. The wireless licensee 
will be required to make this analysis available for inspection by the 
Commission at any time and to make this analysis available to a 
television station upon request when there are complaints of 
interference either from the subject television station or a station 
viewer. Wireless licensees and television stations will cooperate in 
good faith to resolve any disputes, as not to unreasonably frustrate 
wireless and broadcast operations. In the event the parties do not 
reach resolution, a broadcaster can submit a claim of harmful 
interference to the Commission.
    67. Wireless licensees in the 600 MHz Band will be prohibited from 
operating a base station within the contour of a co-channel or adjacent 
channel broadcast station. Wireless licensees will also be required to 
limit their coverage areas so that mobile and portable devices

[[Page 71741]]

maintain a minimum distance of five kilometers from a co-channel 
broadcast station's contour and 500 meters from an adjacent channel 
broadcast station's contour.
    68. Wireless licensees will be required to eliminate any harmful 
interference that occurs to television reception within the contours of 
a co-channel or adjacent channel broadcast television station. This 
requirement to eliminate harmful interference applies even if the OET-
74 analysis indicates that no harmful interference will occur.
    69. A broadcast television station in the 600 MHz Band will not be 
allowed to expand its contour such that it would increase impairments 
to a wireless licensee either by causing additional interference to the 
wireless licensee's service area or because of the obligations of the 
wireless licensee to protect television reception, unless an agreement 
is reached with the wireless licensee allowing the expansion.
    70. A wireless licensee that intends to commence operations will be 
required to use the ISIX Methodology adopted in the ISIX R&O, as 
modified in the First Order on Reconsideration, to determine if a LPTV 
or translator station will cause it harmful interference. The wireless 
licensee will then be able to send the required notification to the 
LPTV or translator station that will cause it harmful interference.\22\
---------------------------------------------------------------------------

    \22\ The requirement that the LPTV or translator station that 
will cause a wireless licensee harmful interference cease operation 
within 120 days after receiving notification from a wireless 
licensee that is going to commence operations was adopted in the 
Incentive Auction R&O. Incentive Auction R&O, 29 FCC Rcd at 6834-
6835, 6839-6841, paras. 657, 668-671.
---------------------------------------------------------------------------

    71. Wireless licensees will use the ISIX Methodology or OET-74 to 
show that they are unable to operate in portions of their license area 
for purposes of satisfying their build-out requirements. They will use 
the ISIX Methodology for demonstrating harmful interference from co-
channel and adjacent channel broadcast television stations to their 
base stations and user equipment as well as demonstrating harmful 
interference from wireless user equipment to television receivers. They 
will use OET-74 for demonstrating harmful interference from wireless 
base stations to television receivers.\23\ If the impairing television 
station ceases to operate before the construction benchmarks, the 
wireless licensee will be permitted to use the entire license area, and 
will be obligated to serve the area that was previously restricted in 
demonstrating that it has met its build-out requirements.\24\
---------------------------------------------------------------------------

    \23\ Incentive Auction R&O, 29 FCC Rcd at 6883, 684, paras. 778, 
781; 47 CFR 1.946(d). The construction notification will have to be 
filed within 15 days of the relevant milestone certifying that it 
has met the applicable performance benchmark within its permitted 
boundaries.
    \24\ Incentive Auction R&O, 29 FCC Rcd at 6606, para. 86 n. 277.
---------------------------------------------------------------------------

    72. A television station that will experience a loss in population 
served in excess of one percent as a result of the repacking process--
either because of new station-to-station interference or terrain loss 
resulting from a new channel assignment (or a combination of both)--may 
file an application proposing an alternate channel or expanded 
facilities in a priority filing window. Previously, our rules permitted 
a station to file an application in the priority filing window only 
when the greater than one percent loss in population served was from 
station-to-station interference.

F. Steps Taken To Minimize Significant Economic Impact on Small 
Entities, and Significant Alternatives Considered

    73. The RFA requires an agency to describe any significant 
alternatives that it has considered in reaching its proposed approach, 
which may include the following four alternatives (among others): (1) 
The establishment of differing compliance or reporting requirements or 
timetables that take into account the resources available to small 
entities; (2) the clarification, consolidation, or simplification of 
compliance or reporting requirements under the rule for small entities; 
(3) the use of performance, rather than design, standards; and (4) an 
exemption from coverage of the rule, or any part thereof, for small 
entities.\25\
---------------------------------------------------------------------------

    \25\ See 5 U.S.C. 603(c).
---------------------------------------------------------------------------

    74. Many of the reporting, recordkeeping, and compliance 
requirements we adopt here are designed to protect television broadcast 
stations and 600 MHz Band wireless licensees from harmful interference. 
Because many of these television broadcast stations and wireless 
licensees are small entities, the rules will protect the economic 
interest of small entities. Consequently, the effect of these rules on 
small entities can be viewed as a tradeoff between the compliance 
burdens of the rules on some small entities balanced against the 
interference protections supplied by the rules to other small entities. 
We conclude that the benefits of these rules in protecting small 
entities from interference is stronger than the compliance burdens that 
the rules place on small entities.
    75. For example, the adopted rules require wireless licensees to 
conduct an OET-74 interference analysis before locating a base station 
within the culling distance of a co-channel or adjacent channel 
television broadcast station. This rule will impact those wireless 
licensees that are small entities by requiring them to perform the OET-
74 analysis and potentially preventing them from constructing base 
stations in portions of their licensed service areas. However, this 
requirement will help prevent harmful interference to the reception of 
signals from co-channel and adjacent channel television broadcast 
stations, many of whom are small entities. As an alternative to 
requiring an OET-74 analysis, we could have specified an exclusion zone 
around a broadcast television station's contour that wireless base 
stations could not be located within to prevent interference to 
television reception. However, this would have excluded the base 
stations from a much larger area than the adopted rules because it 
would not have taken into account the effects that terrain has on 
signal propagation and the characteristics of the base stations such as 
transmitted power and antenna height. Requiring an OET-74 analysis 
instead of relying on an exclusion zone thereby enables the wireless 
licensee to use a greater portion of its licensed service area, which 
is of significant economic benefit to the wireless licensee.
    76. As another example, the adopted rules prohibit television 
broadcast stations in the 600 MHz Band from expanding their contours in 
a way that will impair a wireless license by causing interference to a 
wireless licensee or because of a wireless licensee's obligation to 
protect television reception. This rule will impact television 
broadcast stations in the 600 MHz Band by preventing them from 
expanding their contours in the future, but the rule will protect the 
interests of wireless licensees by preventing impairments of their 
licenses.
    77. Some of the rules adopted here provide a means to implement 
rules we have previously adopted. For example, in the Incentive Auction 
R&O, the Commission adopted rules requiring 600 MHz Band wireless 
licensees to meet build-out requirements.\26\ While the previously 
adopted rules do not require wireless licensees to build-out their 
networks in areas that are impaired by either receiving interference 
from television broadcasters remaining in the band or because they will 
cause interference to television reception, the rules do not specify 
how the wireless

[[Page 71742]]

licensee will show what areas are impaired. For purposes of 
demonstrating impairments for the build-out requirements, the Third 
Report and Order will require 600 MHz wireless licensees to use the 
ISIX Methodology for showing interference from television broadcasters 
to wireless operations and for interference from wireless user 
equipment to television receivers and will require wireless licenses to 
use OET-74 to demonstrate interference to television receivers. This 
requirement will benefit 600 MHz Band wireless licensees by enabling 
them to exclude impaired locations of their licensed areas from the 
build-out requirements.
---------------------------------------------------------------------------

    \26\ Incentive Auction R&O, 29 FCC Rcd at 6877-78, para 764.
---------------------------------------------------------------------------

    78. In the Incentive Auction R&O, we specified that LPTV and TV 
translator station in the 600 MHz band could continue to operate until 
a wireless licensee provided advance notice that it intends to commence 
operations and the LPTV or TV translator is likely to cause harmful 
interference. For purposes of providing this displacement notice, in 
the Third Report and Order the Commission specify that wireless 
licensees will use the ISIX Methodology to determine if the LPTV or TV 
translator stations will cause them interference for purposes of 
notifying the LPTV or TV translator stations. While this requirement 
will burden 600 MHz Band wireless licensees by requiring them to 
perform an ISIX Methodology interference study, it will benefit LPTV 
and TV translator licensees by allowing them to continue operating 
until their spectrum is actually needed by the wireless licensees. 
Consequently, this requirement represents a reasonable balancing 
between the interest of LPTV and translators, many of whom are small 
businesses, and 600 MHz Band wireless licensees, many of whom are also 
small licensees.
    79. To minimize the burdens on small businesses that are required 
by the rules we are adopting that require OET-74 and ISIX Methodology 
interference analyses, we intend to make a version of our TVStudy 
software available that can perform these analyses. The software can be 
used on a computer that costs less than $2000 and is available free 
online at http://data.fcc.gov/download/incentive-auctions/OET-69/. 
Because we are making this software available, licensees will not need 
to develop their own software or contract with an engineering 
consultant to perform these interference analyses. To further reduce 
the compliance burden on 600 MHz Band wireless licensees, we will not 
require them to share their OET-74 interference analysis with 
television broadcasters unless there is an actual interference 
complaint. The wireless licensee will be able to store the OET-74 
analysis electronically, which will reduce the record keeping and 
compliance cost to the wireless licensee.
    80. Television stations that are relocated during the incentive 
auction may experience a change in coverage area due to terrain loss 
because of the different propagation characteristics at their new 
frequency. Television stations that experience a loss in population 
served in excess of one percent as a result of the repacking process--
either because of new station-to-station interference or terrain loss 
resulting from a new channel assignment (or a combination of both)--
will now be permitted to file an application proposing an alternate 
channel or expanded facilities in a priority filing window. This will 
benefit television stations that experience such a loss of population 
serviced.
    81. Report to Congress: The Commission will send a copy of the 
Third Report and Order and First Order on Reconsideration, including 
this FRFA, in a report to Congress pursuant to the Congressional Review 
Act.\27\ In addition, the Commission will send a copy of the Third 
Report and Order and First Order on Reconsideration, including this 
FRFA, to the Chief Counsel for Advocacy of the SBA. A copy of the Third 
Report and Order and First Order on Reconsideration, including this 
FRFA, to the Chief Counsel for Advocacy of the SBA.
---------------------------------------------------------------------------

    \27\ See 5 U.S.C. 801(a)(1)(A).
---------------------------------------------------------------------------

Ordering Clauses

    82. Pursuant to the authority found in sections 1, 4, 301, 303, 
307, 308, 309, 316, 319, 332, and 403 of the Communications Act of 
1934, as amended, and sections 6402 and 6403 of Middle Class Tax Relief 
and Job Creation Act of 2012, Public Law 112-96, 126 Stat. 156, 47 
U.S.C. 151, 154, 301, 303, 307, 308, 309, 316, 319, 332, 403, 1452, and 
1454, the Third Report and Order and First Order on Reconsideration is 
adopted. The Commission's rules are hereby amended as set forth in 
Appendix B.
    83. The rules adopted herein will become effective December 17, 
2015, except for Sections 27.1310 and 73.3700(b)(1)(iv)(B) of the rules 
which contain new or modified information collection requirements 
subject to the Paperwork Reduction Act of 1995, Public Law 104-13, that 
are not effective until approved by the Office of Management and Budget 
(OMB). The Federal Communications Commission will publish a document in 
the Federal Register announcing OMB approval and the effective date of 
this rule.
    84. Pursuant to Section 405 of the Communications Act of 1934, as 
amended, 47 U.S.C. 405, and 1.429 of the Commission's rules, 47 CFR 
1.429, the Petitions for Reconsideration of the Second Report and Order 
in GN Docket No. 12-268, ET Docket No. 13-26, and ET Docket No. 14-14 
filed by Cohen, Dippell, and Everist, P.C. and by Sprint Corporation 
are denied to the extent described herein.
    85. Pursuant to Section 405 of the Communications Act of 1934, as 
amended, 47 U.S.C. 405, and section 1.429 of the Commission's rules, 47 
CFR 1.429, the Petition for Reconsideration of the Second Report and 
Order in GN Docket No. 12-268, ET Docket No. 13-26, and ET Docket No. 
14-14 filed by the National Association of Broadcasters is granted in 
part and denied in part to the extent described herein.
    86. Pursuant to Section 405 of the Communications Act of 1934, as 
amended, 47 U.S.C. 405, and 1.429 of the Commission's rules, 47 CFR 
1.429, the Petitions for Reconsideration of the Report and Order in GN 
Docket No. 12-268 filed by ABC Television Affiliates Association, CBS 
Television Network Affiliates Association, FBC Television Affiliates 
Association, and NBC Television Affiliates and by Cohen, Dippell, and 
Everist, P.C. are denied to the extent described herein.
    87. The Commission's Consumer and Governmental Affairs Bureau, 
Reference Information Center, shall send a copy of this Third Report 
and Order and First Order on Reconsideration in GN Docket No. 12-268, 
ET Docket No. 13-26, and ET Docket No. 14-14, including the Final 
Regulatory Flexibility Analysis, to the Chief Counsel for Advocacy of 
the Small Business Administration.
    88. The Commission shall send a copy of this Third Report and Order 
and First Order on Reconsideration in GN Docket No. 12-268, ET Docket 
No. 13-26, and ET Docket No. 14-14 in a report to be sent to Congress 
and the Government Accountability Office pursuant to the Congressional 
Review Act, see 5 U.S.C. 801(a)(1)(A).

List of Subjects in 47 CFR Parts 27 and 73

    Communications equipment, Radio, Television, Reporting and 
recordkeeping requirements.


[[Page 71743]]


    Federal Communications Commission.
Gloria J. Miles,
Federal Register Liaison Officer, Office of the Secretary.

Final Rules

    For the reasons discussed in the preamble, the Federal 
Communications Commission amends 47 CFR parts 27 and 73 as follows:

PART 27--MISCELLANEOUS WIRELESS COMMUNICATIONS SERVICES

0
1. The authority citation for part 27 continues to read as follows:

    Authority: 47 U.S.C. 154, 301, 302(a), 303, 307, 309, 332, 336, 
337, 1403, 1404, 1451, and 1452, unless otherwise noted.


0
2. Add an undesignated center heading and Sec.  27.1310.to read as 
follows:

Protection of Other Services


Sec.  27.1310  Protection of Broadcast Television Service in the 600 
MHz Band from Wireless Operations.

    (a) Licensees authorized to operate wireless services in the 600 
MHz band must cause no harmful interference to public reception of the 
signals of broadcast television stations transmitting co-channel or on 
an adjacent channel.
    (1) Such wireless operations must comply with the D/U ratios in 
Table 5 in OET Bulletin No. 74, Methodology for Predicting Inter-
Service Interference to Broadcast Television from Mobile Wireless 
Broadband Services in the UHF Band ([DATE]) (``OET Bulletin No. 74''). 
Copies of OET Bulletin No. 74 may be inspected during normal business 
hours at the Federal Communications Commission, 445 12th St. SW., 
Dockets Branch (Room CY A09257), Washington, DC 20554. This document is 
also available through the Internet on the FCC Home Page at http://www.fcc.gov.
    (2) If a 600 MHz band licensee causes harmful interference within 
the noise-limited contour or protected contour of a broadcast 
television station that is operating co-channel or on an adjacent 
channel, the 600 MHz band licensee must eliminate the harmful 
interference.
    (b) A licensee authorized to operate wireless services in the 600 
MHz downlink band:
    (1) Is not permitted to deploy wireless base stations within the 
noise-limited contour or protected contour of a broadcast television 
station licensed on a co-channel or adjacent channel in the 600 MHz 
downlink band;
    (2) Is required to perform an interference study using the 
methodology in OET Bulletin No. 74 before deploying or operating 
wireless base stations within the culling distances specified in Tables 
7-12 of OET Bulletin No. 74 from the noise-limited contour or protected 
contour of such a broadcast television station;
    (3) Is required to perform an interference study using the 
methodology in OET Bulletin No. 74 when modifying a base station within 
the culling distances in Tables 7-12 of OET Bulletin 74 that results in 
an increase in energy in the direction of co-channel or adjacent 
channel broadcast television station's contours;
    (4) Is required to maintain records of the latest OET Bulletin No. 
74 study for each base station and make them available for inspection 
to the Commission and, upon a claim of harmful interference, to the 
requesting broadcasting television station.
    (c) A licensee authorized to operate wireless services in the 600 
MHz uplink band must limit its service area so that mobile and portable 
devices do not transmit:
    (1) Co-channel or adjacent channel to a broadcast television 
station within that station's noise-limited contour or protected 
contour;
    (2) Co-channel to a broadcast television station within five 
kilometers of that station's noise-limited contour or protected 
contour; and
    (3) Adjacent channel to a broadcast television station within 500 
meters of that station's noise-limited contour or protected contour.
    (d) For purposes of this section, the following definitions apply:
    (1) Broadcast television station is defined pursuant to Sec.  
73.3700(a)(1) of this chapter;
    (2) Noise-limited contour is defined to be the full power station's 
noise-limited contour pursuant to Sec.  73.622(e);
    (3) Protected contour is defined to be a Class A television 
station's protected contour as specified in section 73.6010;
    (4) Co-channel operations in the 600 MHz band are defined as 
operations of broadcast television stations and wireless services where 
their assigned channels or frequencies spectrally overlap;
    (5) Adjacent channel operations are defined as operations of 
broadcast television stations and wireless services where their 
assigned channels or frequencies spectrally abut each other or are 
separated by up to 5 MHz.

PART 73--RADIO BROADCAST SERVICES

0
3. The authority citation for part 73 continues to read as follows:

    Authority: 47 U.S.C. 154, 303, 334, 336, and 339.


0
4. Section 73.3700 is amended by revising paragraph (b)(1)(iv)(B) and 
adding paragraph (i) to read as follows:


Sec.  73.3700  Post-Incentive Auction Licensing and Operation.

* * * * *
    (b) * * *
    (1) * * *
    (iv) * * *
    (B) The licensee of any broadcast television station that the 
Commission makes all reasonable efforts to preserve pursuant to section 
6403(b)(2) of the Spectrum Act that is predicted to experience a loss 
in population served in excess of one percent as a result of the 
repacking process, either because of new station-to-station 
interference or terrain loss resulting from a new channel assignment 
(or a combination of both), will be afforded an opportunity to submit 
an application for a construction permit pursuant to paragraph 
(b)(2)(i) or (ii) of this section in the priority filing window 
required by paragraph (b)(1)(iv)(A) of this section.
* * * * *
    (i) A broadcast television station licensed in the 600 MHz band, as 
that band is defined in section 27.5(l)--
    (1) Shall not be permitted to modify its facilities, except as 
provided in paragraph (b)(1)(ii) of this section, if such modification 
will expand its noise limited service contour (in the case of a full 
power station) or protected contour (in the case of a Class A station) 
in such a way as to:
    (i) Increase the potential of harmful interference to a wireless 
licensee which is co-channel or adjacent channel to the broadcast 
television station; or
    (ii) Require such a wireless licensee to restrict its operations in 
order to avoid causing harmful interference to the broadcast television 
station's expanded noise limited service or protected contour;
    (2) Shall be permitted to modify its facilities, even when 
prohibited by paragraph (i)(1) of this section, if all the wireless 
licensees in paragraph (i)(1) who either will experience an increase in 
the potential for harmful interference or must restrict their 
operations in order to avoid causing interference agree to permit the 
modification and the modification otherwise meets all the requirements 
in this part;
    (3) For purposes of this section, the following definitions apply:
    (i) Co-channel operations in the 600 MHz band are defined as 
operations of broadcast television stations and wireless services where 
their assigned

[[Page 71744]]

channels or frequencies spectrally overlap.
    (ii) Adjacent channel operations are defined as operations of 
broadcast television stations and wireless services where their 
assigned channels or frequencies spectrally abut each other or are 
separated by up to 5 MHz.

[FR Doc. 2015-29239 Filed 11-16-15; 8:45 am]
BILLING CODE 6712-01-P



                                                            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations                                      71731

                                           Lucioles, 06921 Sophia Antipolis                           171.105                                            FEDERAL COMMUNICATIONS
                                           Cedex, France. A copy of the standard                      171.845                                            COMMISSION
                                           is also available at http://www.etsi.org/                  171.875
                                           deliver/etsi_en/300400_300499/                                                                                47 CFR Parts 27 and 73
                                                                                                      171.905
                                           30042201/01.03.02_60/en_                                                                                      [GN Docket No. 12–268; ET Docket Nos.
                                           30042201v010302p.pdf.                                      (1) On center frequencies 169.475
                                                                                                                                                         13–26 and 14–14; FCC 15–141]
                                              (i) ETSI EN 300 422–1 V1.4.2 (2011–                  MHz, 170.275 MHz, 171.075 MHz, and
                                           08): ‘‘Electromagnetic compatibility and                171.875 MHz, the emission bandwidth                   Expanding the Economic and
                                           Radio spectrum Matters (ERM); Wireless                  shall not exceed 200 kHz. On the other                Innovation Opportunities of Spectrum
                                           microphones in the 25 MHz to 3 GHz                      center frequencies listed in this                     Through Incentive Auctions
                                           frequency range; Part 1: Technical                      paragraph (b), the emission bandwidth
                                           characteristics and methods of                          shall not exceed 54 kHz.                              AGENCY:  Federal Communications
                                           measurement,’’ Copyright 2011, IBR                      *       *    *     *     *                            Commission.
                                           approved for section 15.236(g).                            (3) For emissions with a bandwidth                 ACTION: Final rule.
                                              (ii) [Reserved]                                      not exceeding 54 kHz, the frequency                   SUMMARY:   This document resolves the
                                              (2) [Reserved].                                      stability of wireless microphones shall               remaining technical issues affecting the
                                                                                                   limit the total emission to within ±32.5              operation of new 600 MHz wireless
                                           PART 87—AVIATION SERVICES                               kHz of the assigned frequency.                        licensees and broadcast television
                                           ■ 14. The authority citation for part 87                Emissions with a bandwidth exceeding                  stations in areas where they operate on
                                           continues to read as follows:                           54 kHz shall comply with the emission                 the same or adjacent channels in
                                                                                                   mask in Section 8.3 of ETSI EN 300                    geographic proximity. Specifically, the
                                             Authority: 47 U.S.C. 154, 303 and 307(e),             422–1 v1.4.2 (2011–08).
                                           unless otherwise noted.                                                                                       Commission adopted the methodology
                                                                                                   *       *    *     *     *                            and the regulatory framework for the
                                           ■ 15. Section 87.303 is amended by                         (f) The materials listed in this section           protection of both wireless services and
                                           revising paragraph (d)(1) to read as                    are incorporated by reference in this                 broadcasting in the post-auction
                                           follows:                                                part. These incorporations by reference               environment that it proposed in October
                                           § 87.303   Frequencies                                  were approved by the Director of the                  2014. The Commission affirms its
                                           *     *     *    *    *                                 Federal Register in accordance with 5                 decision regarding the methodology to
                                             (d)(1) Frequencies in the band 1435–                  U.S.C. 552(a) and 1 CFR part 51. These                be used during the incentive auction to
                                           1525 MHz are also available for low                     materials are incorporated as they exist              predict inter-service interference
                                           power auxiliary station use on a                        on the date of the approval, and notice               between broadcasting and wireless
                                           secondary basis.                                        of any change in these materials will be              services. The Commission also affirmed
                                                                                                   published in the Federal Register. All                its decision declining to adopt a cap on
                                           *     *     *    *    *                                 approved material is available for                    the aggregate amount of new
                                           PART 90—PRIVATE LAND MOBILE                             inspection at the Federal                             interference a broadcast television
                                           RADIO SERVICES                                          Communications Commission, 445 12th                   station may receive from other
                                                                                                   St. SW., Reference Information Center,                television stations in the repacking
                                           ■ 16. The authority citation for part 90                Room CY–A257, Washington, DC 20554,                   process.
                                           continues to read as follows:                           (202) 418–0270 and is available from the              DATES:  Effective December 17, 2015,
                                                                                                   sources below. It is also available for               except for the amendments to
                                             Authority: Sections 4(i), 11, 303(g), 303(r),
                                           and 332(c)(7) of the Communications Act of              inspection at the National Archives and               §§ 27.1310 and 73.3700(b)(1)(iv)(B),
                                           1934, as amended, 47 U.S.C. 154(i), 161,                Records Administration (NARA). For                    which contain new or modified
                                           303(g), 303(r), and 332(c)(7), and Title VI of          information on the availability of this               information collection requirements
                                           the Middle Class Tax Relief and Job Creation            material at NARA, call (202) 741–6030,                subject to the Paperwork Reduction Act
                                           Act of 2012, Pub. L. 112–96, 126 Stat. 156.             or go to: http://www.archives.gov/                    of 1995, Public Law 104–13, that are not
                                           ■  17. Section 90.265 is amended by                     federal_register/code_of_federal_                     effective until approved by the Office of
                                           revising paragraph (b) introductory text                regulations/ibr_locations.html.                       Management and Budget (OMB). The
                                           and (b)(1) and (3) and adding paragraph                    (1) European Telecommunications                    Commission will publish a document in
                                           (f) to read as follows:                                 Standards Institute, 650 Route des                    the Federal Register announcing the
                                                                                                   Lucioles, 06921 Sophia Antipolis                      effective date once OMB approves.
                                           § 90.265 Assignment and use of                          Cedex, France. A copy of the standard
                                           frequencies in the bands allocated for                                                                        ADDRESSES: Federal Communications
                                                                                                   is also available at http://www.etsi.org/             Commission, 445 12th Street SW.,
                                           Federal use.
                                                                                                   deliver/etsi_en/300400_300499/                        Washington, DC 20554.
                                           *     *     *    *     *                                30042201/01.03.02_60/en_
                                             (b) The following frequencies are                                                                           FOR FURTHER INFORMATION CONTACT:
                                                                                                   30042201v010302p.pdf.
                                           available for wireless microphone                                                                             Aspasia Paroutsas, 202–418–7285,
                                                                                                      (i) ETSI EN 300 422–1 V1.4.2 (2011–                Aspasia.Paroutsas@fcc.gov, Office of
                                           operations to eligibles in this part,                   08): ‘‘Electromagnetic compatibility and
                                           subject to the provisions of this                                                                             Engineering and Technology.
                                                                                                   Radio spectrum Matters (ERM); Wireless
                                           paragraph:                                                                                                    SUPPLEMENTARY INFORMATION: This is a
                                                                                                   microphones in the 25 MHz to 3 GHz
                                           Frequencies (MHz)                                       frequency range; Part 1: Technical                    summary of the Commission’s Third
                                             169.445                                               characteristics and methods of                        Report and Order and First
                                                                                                                                                         Reconsideration Order, GN Docket No.
wgreen on DSK2VPTVN1PROD with RULES




                                             169.475                                               measurement,’’ Copyright 2011, IBR
                                             169.505                                               approved for section 15.236(g).                       12–268; ET Docket Nos. 13–26 and No.
                                             170.245                                                                                                     14–14, FCC 15–141, adopted October
                                                                                                      (ii) [Reserved]                                    21, 2015 and released October 26, 2015.
                                             170.275
                                             170.305                                                  (2) [Reserved]                                     The full text of this document is
                                             171.045                                               [FR Doc. 2015–28778 Filed 11–16–15; 8:45 am]          available for inspection and copying
                                             171.075                                               BILLING CODE 6712–01–P                                during normal business hours in the


                                      VerDate Sep<11>2014   14:32 Nov 16, 2015   Jkt 238001   PO 00000   Frm 00051   Fmt 4700   Sfmt 4700   E:\FR\FM\17NOR1.SGM   17NOR1


                                           71732            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations

                                           FCC Reference Center (Room CY–A257),      interference in the television station                              adjacent channels in nearby markets in
                                           445 12th Street SW., Washington, DC       repacking process during the incentive                              the Cases 3 and 4.
                                           20554. The full text may also be          auction and declined to establish a cap
                                                                                                                                                         A. Protecting Broadcast Television
                                           downloaded at: www.fcc.gov.               on population loss resulting from a new
                                             People with Disabilities: To request                                                                        Receivers From Inter-Service
                                                                                     channel assignment in the repacking
                                           materials in accessible formats for                                                                           Interference
                                                                                     process.
                                           people with disabilities (braille, large     3. In the Incentive Auction R&O, 79                              1. Threshold for Interference From
                                           print, electronic files, audio format),   FR 48442, August 15, 2014, the                                      Wireless Operations to Television
                                           send an email to fcc504@fcc.gov or call   Commission adopted a flexible band                                  Receivers in the 600 MHz Band
                                           the Consumer & Governmental Affairs       plan framework that accommodates                                       5. The Commission adopts a zero
                                           Bureau at 202–418–0530 (voice), 202–      market variation, that is, areas where                              percent threshold for harmful
                                           418–0432 (tty).                           broadcast stations are assigned to                                  interference from wireless operations to
                                           Synopsis                                  channels in the 600 MHz Band. Because                               the reception of television station’s
                                                                                     the amount of spectrum repurposed                                   signals in the 600 MHz Band. Under this
                                              1. In the Third Report and Order the
                                                                                     through the incentive auction and the                               standard, 600 MHz wireless licensees
                                           Commission adopts a framework to
                                                                                     repacking process depends on                                        will not be permitted to cause harmful
                                           govern the interference environment in
                                                                                     broadcaster participation and other                                 interference at any level within the
                                           the 600 MHz Band where wireless
                                                                                     factors, market variation will allow the                            noise-limited contour of a full power
                                           operations and television stations may
                                                                                     Commission to avoid limiting the                                    television station or the protected
                                           operate on the same or adjacent
                                                                                     amount of spectrum repurposed across                                contour of a Class A television station
                                           channels in nearby areas following the
                                                                                     the nation to what is available in the                              to the degree it affects populated areas
                                           incentive auction. The Commission
                                           establishes a zero percent threshold for  most constrained market. However,                                   within those contours. The Commission
                                           allowable harmful interference from 600 market variation creates the potential for                            finds that a zero percent threshold, with
                                           MHz wireless services to television       inter-service interference (‘‘ISIX’’)                               no rounding tolerance, is warranted in
                                           stations assigned to channels in the 600 because in markets where broadcast                                   the post-auction environment. For the
                                           MHz Band. In addition, the Commission television stations are assigned to                                     reasons discussed below, any
                                           requires 600 MHz wireless licensees to    channels within the 600 MHz Band,                                   interference standard other than zero
                                           use the methodology in Bulletin OET–      television and wireless services will be                            presents practical difficulties given the
                                           74 to predict potential interference to   operating in close geographic proximity                             multiple sources of potential
                                           nearby co-channel or adjacent-channel     on the same and/or adjacent                                         interference to the reception of signals
                                           television operations before deploying    frequencies. There are four scenarios of                            from television stations assigned to the
                                           base stations, prohibits operation of     potential interference when broadcast                               600 MHz Band and the continuing
                                           wireless user equipment operating in      television and wireless operations are                              evolution of wireless networks.
                                           the 600 MHz Band near these television co-channel or on adjacent channels in                                  Furthermore, the Commission delegates
                                           stations’ contours, and prohibits the     nearby areas: (1) A digital television                              authority to the Media Bureau to issue
                                           expansion of television stations’         (‘‘DTV’’) transmitter causing                                       a Public Notice following completion of
                                           contours that would result in additional interference to a wireless base station                              the incentive auction with the final
                                           impairments to wireless operations. The (Case 1); (2) a DTV transmitter causing                               contours of all television stations
                                           Commission also addresses the             interference to wireless user equipment                             assigned to channels in the 600 MHz
                                           applicability of the ISIX Methodology     (Case 2); (3) a wireless base station                               Band. The Public Notice will include
                                           previously adopted in other interference causing interference to a DTV receiver                               the technical parameters by which the
                                           contexts, including between LPTV and      (Case 3); and (4) wireless user                                     television station contours can be
                                           TV translators and wireless operations,   equipment causing interference to a                                 generated regardless of whether the
                                           between television and wireless           DTV receiver (Case 4).                                              station will remain on its pre-auction
                                           operations during the post-transition        4. In the ISIX R&O, 79 FR 76903,                                 channel or has been reassigned to new
                                           period, and in identifying impairments    December 23, 2014, the Commission                                   a channel.
                                           to wireless licenses along the borders    addressed potential interference                                       6. There will be numerous sources of
                                           with Canada and Mexico.                   between DTV stations and wireless                                   potential interference to the reception of
                                              2. In the First Order on               service in areas with market variation.                             signals from television stations assigned
                                           Reconsideration, the Commission rejects The ISIX R&O adopted a methodology                                    to the 600 MHz Band because the five-
                                           a number of petitions for                 for predicting inter-service interference                           megahertz wireless spectrum blocks will
                                           reconsideration of the ISIX Methodology during the incentive auction (‘‘ISIX                                  overlap in varying degrees with the six-
                                           that the Commission previously adopted Methodology’’), a methodology which                                    megahertz television channels, creating
                                           for use during the incentive auction to   necessarily is based on hypothetical 600                            the potential for multiple co- and
                                           predict the extent that 600 MHz Band      MHz Band network deployments, as the                                adjacent-channel relationships between
                                           wireless licenses may be impaired due     actual networks will not be deployed                                television stations and wireless
                                           to interference to, and from, television  until after the auction. The companion                              operations in the same or nearby
                                           stations in the 600 MHz Band. The         ISIX Further Notice, 79 FR 76282,                                   geographic areas. Moreover, wireless
                                           Commission also made a number of          December 22, 2014, proposed a post-                                 networks evolve over time with the
                                           adjustments to the ISIX Methodology to auction inter-service interference                                     deployment of additional base stations
                                           be consistent with the decisions made     methodology for evaluating interference                             and the adjustment of base stations’
                                           in the Third Report and Order regarding from wireless base stations to television                             technical parameters. Addressing the
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                                           OET–74, to reflect recent Commission      reception, set forth in the Office of                               possibility of a television receiver
                                           decisions, and to reflect updates and     Engineering and Technology Bulletin                                 receiving interference from multiple
                                           revisions of input values and settings of No. 74 (‘‘OET–74’’). The ISIX Further                               wireless networks that are continuously
                                           the ISIX software. The Commission also Notice also proposed rules for                                         evolving presents significant practical
                                           affirmed its previous decision to not     preventing interference from wireless to                            difficulties, such as how to apportion
                                           adopt a cap on new-station-to-station     broadcasting services on the same or                                the permitted interference among the


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                                                            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations                                        71733

                                           multiple sources of interference and                    received television signal. The ‘‘a’’                 wireless licensee to account for the
                                           how to monitor compliance as wireless                   factor in the D/U threshold is necessary              aggregate interference generated by the
                                           networks evolve. Given the different                    to account for the effect of the television           wireless operations of other 600 MHz
                                           interference environment that television                signal strength on the amount of                      wireless licensees because it would
                                           stations will face in the 600 MHz Band,                 interference that the television receiver             require wireless licensees to incorporate
                                           the Commission finds that it would be                   can tolerate when the desired DTV                     each other’s site-specific information
                                           impractical, if not infeasible, to manage               signal is weak. When the television                   into their OET–74 analysis.
                                           any interference percentage other than                  signal strength is weak (i.e., closer to the             12. Intermodulation Interference. The
                                           zero percent.                                           noise floor), a lower amount of                       Commission rejects arguments that it
                                              7. The Commission clarifies that the                 interference from the wireless base                   should study further the impact of third
                                           zero-percent interference threshold will                stations will impede television                       order intermodulation interference
                                           prohibit 600 MHz wireless licensees                     reception than if the television signal is            (IM3) from wireless services and
                                           from causing any interference to                        stronger. CEA points out that for faint               television signals to television receivers.
                                           television receivers in any populated                   television signals, ‘‘a’’ increases                   CEA claims that tests it conducted
                                           area of the noise-limited contour of a                  exponentially under the proposed OET–                 indicate that IM3 interference from LTE
                                           full power television station or the                    74, which can result in a high D/U                    and DTV operations into DTV receivers
                                           protected contour of a Class A television               threshold that will require a large                   poses a substantial risk to DTV
                                           station. The Commission also adopts the                 separation distance between wireless                  reception, not only for legacy receivers
                                           proposal from the ISIX Further Notice to                base stations and the television station’s            currently in the market but also for
                                           treat interference between television                   contour. To avoid such results and to                 future receivers that may need to
                                           stations assigned in the 600 MHz Band                   conform OET–74 with the approach                      continue receiving frequencies also used
                                           as ‘‘masking interference’’ in evaluating               used in OET–69 and the Commission’s                   for LTE operations due to market
                                           wireless interference to a television                   rules, OET–74 as adopted will limit the               variation. CEA further argues that IM3
                                           station. Therefore, in a grid cell where                use of the D/U adjustment factor ‘‘a’’ to             from two LTE signals is a distinct
                                           masking interference to one television                  situations where the signal-to-noise                  potential problem in the 600 MHz Band
                                           station from another television station is              ratio of the desired DTV signal is greater            that has not been adequately analyzed.
                                           predicted, inter-service interference                   than 16 dB and less than 28 dB.                       Based on the present record, further
                                           from wireless operations can be ignored.                Specifically, the ‘‘a’’ factor will be                analysis of intermodulation effects,
                                                                                                   limited to a maximum value of 8.                      either from DTV and LTE signals or two
                                           2. Determining Potential Interference                      10. In addition, the Commission                    LTE signals, is not warranted. The
                                           From Wireless Operations to DTV                         removes the ‘‘a’’ factor in the D/U                   Commission is not aware of any
                                           Receivers                                               threshold in OET–74 as adopted when                   intermodulation interference concerns
                                           a. Case 3: Interference to Television                   there is no overlap between the DTV                   between DTV stations, which currently
                                           Receivers From Wireless Base Stations                   signal and LTE signal (adjacent channel)              do not have to protect for
                                                                                                   in order to be consistent with the                    intermodulation interference. Indeed, as
                                              8. Adoption of OET–74. The                           approach followed in the Commission’s                 CEA acknowledges, providing larger
                                           Commission adopts OET–74, as                            rules for DTV-to-DTV interference. The                exclusions for interference protection
                                           proposed in the ISIX Further Notice,                    Commission’s rules specify a constant                 reduces the efficiency of spectrum use.
                                           with several modifications as described                 D/U threshold for DTV-to-DTV adjacent                 Protection of DTV receivers from the
                                           in more detail below. OET–74 is to be                   channel interference. Consequently,                   combinations of signals that can
                                           used following the incentive auction to                 OET–74 will not use a D/U threshold                   produce IM3 interference would impose
                                           predict interference to television                      that varies with ‘‘a’’ for adjacent                   additional constraints on the repacking
                                           receivers operating in the 600 MHz                      channel LTE-to-DTV interference. Also,                process that would impact the
                                           Band from co-channel and adjacent                       OET–74 will set the required D/U                      Commission’s ability to clear spectrum
                                           channel wireless base stations in nearby                threshold for LTE-to-DTV interference                 for new uses in the incentive auction
                                           markets. The adopted OET–74 Bulletin                    to -33 dB because the ATSC receiver                   and limit use of the recovered spectrum.
                                           is included below. The Commission                       guidelines specify that DTV receivers                    13. The Commission does not expect
                                           rejects the National Association of                     should have this level of tolerance of                that the potential for interference from
                                           Broadcaster’s (NAB’s) claim that the                    adjacent channel DTV interference, and                intermodulation products from a DTV
                                           Spectrum Act limits our authority to                    measurements have shown that actual                   signal and an LTE signal or from two
                                           require the use of OET–74 to address                    DTV receivers do in fact meet or exceed               LTE signals will be significantly higher
                                           inter-service interference following the                this level of performance in the                      than that expected from two DTV
                                           auction.                                                presence of adjacent channel LTE                      signals. In addition, potential
                                              9. D/U Ratio Adjustment. The                         interference.                                         intermodulation interference can be
                                           Commission adopts slightly revised                         11. Aggregate Interference. OET–74                 mitigated through DTV receiver design,
                                           desired/undesired (D/U) ratio                           will incorporate the root sum square                  antenna reorientation, and other factors.
                                           thresholds from those proposed in the                   (RSS) method to predict the potential                 In order to meet consumers’
                                           ISIX Further Notice. Under the                          for aggregate interference to television              expectations, receiver manufacturers
                                           methodology of OET–74, the D/U ratio                    receivers from multiple base stations for             should design their products to operate
                                           is calculated at the population centroid                each co-channel or adjacent channel 600               without experiencing interference from
                                           in each two kilometer square cell in the                MHz licensee. The methodology of                      signals permitted by the Commission’s
                                           television station’s contour. This D/U                  OET–74, which is based on real-world                  rules. To the extent that CEA and
                                           ratio is compared to a threshold to                     network deployments, will allow for the               manufacturers believe that current
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                                           determine if harmful interference is                    aggregation of the field strength of                  models of DTV receivers are susceptible
                                           predicted to occur to DTV service in                    interfering signals at the DTV receiver               to IM3, the appropriate solution is for
                                           that cell. The D/U threshold is defined                 from the wireless base stations of a co-              them to design their new products to be
                                           in OET–74 to include an adjustment                      channel or adjacent channel 600 MHz                   immune to such interference.
                                           factor ‘‘a,’’ which is dependent on the                 wireless licensee. The Commission will                   14. ‘‘Error Code 3’’ Messages. When
                                           signal-to-noise ratio (S/N ratio) of the                not, however, require a 600 MHz                       ‘‘error code 3’’ messages are returned by


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                                           71734            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations

                                           the software used to implement the                      which may or may not be more accurate                 perform separate OET–74 interference
                                           Longley-Rice propagation model, OET–                    for any given base station installation.              analysis for each of the DTV stations.
                                           74 will use the desired and undesired                      18. The Commission disagrees with                  b. Case 4: Interference to Television
                                           signal strengths determined by the                      Cohen, Dippell, and Everist, P.C.’s                   Receivers From Wireless User
                                           Longley-Rice propagation model in                       (‘‘CDE’’) claim that the FCC has not                  Equipment
                                           evaluating the subject cell for potential               forecasted the potential interference to
                                           interference. The Commission declines                                                                            19. The Commission adopts fixed
                                                                                                   television receivers in cases where five
                                           to adopt NAB’s suggestion that when an                                                                        geographic separation distances for Case
                                                                                                   megahertz 600 MHz licenses are                        4. Specifically, 600 MHz wireless
                                           ‘‘error code 3’’ warning is returned and
                                                                                                   aggregated. Given the DTV receiver                    licensees will be required to limit the
                                           the desired signal strength calculated by
                                                                                                   performance measurements in the                       service area of their wireless networks
                                           OET–74 is below 41 dBmV/m, the
                                                                                                   record and the fact that OET–74 is                    so that wireless user equipment (i.e.,
                                           threshold of service, the calculated
                                                                                                   applicable to aggregated channels, CDE                mobile and portable devices) will not
                                           desired signal strength be replaced with
                                                                                                   fails to articulate the need for additional           operate within the contour or within a
                                           a signal strength equal to the threshold
                                           of service or threshold of service plus 3               testing of the effects of inter-service               set distance from the contour of a co-
                                           dB. NAB’s approach would be contrary                    interference where five megahertz                     channel or adjacent channel television
                                           to the goal of OET–74 which is to                       wireless licenses are aggregated.                     station. As proposed in the ISIX Further
                                           provide a methodology for predicting                    Nevertheless, based on examination of                 Notice, the Commission adopts a
                                           interference to television receivers                    the record, the Commission concludes                  separation distance of five kilometers
                                           based on the actual technical parameters                that the proposal for a separate analysis             for co-channel operations, and one-half
                                           of the television stations and wireless                 for each frequency overlap when two                   kilometer for adjacent channel
                                           networks.                                               five-megahertz blocks are aggregated                  operations. Therefore, wireless licenses
                                              15. Other OET–74 Technical Issues.                   into a ten megahertz block would                      that will be co-channel or adjacent
                                           The Commission rejects NAB’s                            require additional effort by the wireless             channel to a television station in the 600
                                           contention that it should evaluate                      licensee without providing increased                  MHz Band uplink spectrum will have
                                           interference to the reception of Class A                protection for DTV signal reception                   impairments that cover the area of the
                                           station’s signals using a one-kilometer                 compared with a combined analysis of                  station’s contour and an additional five
                                           grid instead of the two-kilometer grid                  aggregated five megahertz blocks. For                 kilometers if the television station is co-
                                           proposed in OET–74 so as to be                          this reason, OET–74 will require that                 channel or one-half kilometer if the
                                           ‘‘consistent with current practice.’’                   only a single interference analysis be                television station is adjacent channel to
                                           Using a different grid size for Class A                 performed when five megahertz blocks                  the wireless operations. The separation
                                           stations than for full power stations                   are aggregated. Therefore, in cases of                distance for adjacent channel operation
                                           would be inconsistent with the                          aggregated wireless blocks the OET–74                 will only apply to the first adjacent
                                           Commission’s repacking methodology                      analysis will be adjusted to reflect the              channel. Consequently, wireless user
                                           and would create a layer of unnecessary                 amount of spectral overlap between the                equipment may be operated within the
                                           complexity for the ISIX and OET–74                      aggregated wireless signal and the DTV                contour of a television station if there is
                                           calculations. Accordingly, the                          channel and the effective radiated                    a frequency separation of at least six
                                           Commission will use a two-kilometer                     power (‘‘ERP’’) as described. When the                megahertz or more between the wireless
                                           grid for the ISIX and OET–74                            aggregated wireless signal completely                 spectrum block edge and a television
                                           calculations for both full power and                    overlaps the DTV channel, the analysis                channel edge.
                                           Class A stations.                                       will use the values in the OET–74 tables
                                                                                                                                                         3. Obligations of 600 MHz Licensees in
                                              16. The Commission also rejects                      associated with a spectral overlap of five
                                                                                                                                                         Markets With Variation
                                           NAB’s suggestion that OET–74 consider                   megahertz and the ERP that is the
                                           interference in all cells, and not only the             portion of the power in the aggregated                a. Requirements on Wireless Base
                                           populated cells. OET–74 will consider                   wireless signal that overlaps the six                 Station Deployment
                                           interference harmful only if the D/U                    megahertz television channel. When the                   20. As proposed in the ISIX Further
                                           ratio is below the threshold in a cell                  aggregated wireless signal overlaps the               Notice, the Commission will (1) prohibit
                                           containing population.                                  DTV channel by five megahertz or less,                a 600 MHz wireless licensee from
                                              17. In addition, the Commission                      the analysis will use the values in the               operating base stations within the
                                           rejects NAB’s argument that OET–74                      OET–74 tables associated with the                     contour of a co-channel or adjacent-
                                           should not rely on manufacturers’                       amount of spectral overlap and the ERP                channel full power and Class A
                                           published antenna patterns for wireless                 of the overlapping wireless five                      television station, (2) require the 600
                                           base stations. According to NAB, the                    megahertz block (i.e. the analysis will               MHz wireless licensee to use OET–74 to
                                           manufacturers’ published patterns may                   ignore the other five megahertz blocks of             predict interference to television
                                           suggest unrealistically superior                        the aggregated signal). When the                      receivers within such a station’s contour
                                           performance, while the wireless                         aggregate wireless signal is adjacent to              prior to deploying base stations within
                                           licensee may adjust the antenna after                   the DTV channel (i.e. no overlap), the                a specified culling distance of the
                                           installation to manage coverage or                      interference analysis will use the values             station’s contour, and (3) prohibit
                                           interference conditions, or the antenna                 in the OET–74 tables associated with                  operating base stations within that
                                           alignment during installation may be                    the five megahertz block that is closest              distance if harmful interference is
                                           imprecise. While the Commission is                      to the adjacent DTV channel and the                   predicted. The culling distances are
                                           cognizant that wireless base station                    ERP of that block. A wireless licensee                specified in OET–74 and are based on
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                                           antenna installations may vary from the                 with non-contiguous spectrum blocks                   the spectral overlap between wireless
                                           antenna manufacturer’s specified                        will be required to conduct a separate                operations and television operations,
                                           patterns or may be misaligned, it sees no               OET–74 interference analysis for each                 and the power and antenna height of
                                           reason to modify the manufacturer’s                     spectrum block. In addition, a wireless               wireless base stations.
                                           specified wireless base station antenna                 licensee that is adjacent or co-channel to               21. The Commission finds that
                                           patterns based on NAB’s assumptions,                    multiple DTV stations, will have to                   prohibiting wireless base stations from


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                                                            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations                                        71735

                                           operating within the contours of co-                       24. The Commission will require a                  Instead, the Commission will rely on the
                                           channel and adjacent channel DTV                        600 MHz wireless licensee to retain the               framework described above, which
                                           stations is an appropriate safeguard for                latest copy of its OET–74 interference                requires television stations experiencing
                                           preventing interference to television                   analysis for each co-channel or adjacent              interference problems to contact
                                           receivers. The Commission also finds                    channel partial economic area (‘‘PEA’’)               wireless licensees to resolve the
                                           that requiring the use of OET–74 to                     license area where any of its base                    potential interference issues.
                                           identify potential interference from base               stations fall within the specified OET–
                                           stations located within the culling                     74 culling distances. The wireless                    c. Effect of Interference-Related
                                           distance, and prohibiting operation of                  licensee will be required to make this                Restrictions on Wireless Licenses
                                           base stations within that distance if                   analysis available for inspection by the                 27. A 600 MHz wireless licensee will
                                           harmful interference is predicted, will                 Commission at any time and to make
                                                                                                                                                         hold a license for its entire PEA service
                                           ensure that television stations assigned                this analysis available to a television
                                                                                                                                                         area, but its operations will be limited
                                           to channels in the 600 MHz Band are                     station upon request when there are
                                                                                                                                                         only to those portions of the PEA where
                                           not subject to harmful interference from                complaints of interference either from
                                                                                                                                                         the licensee will not cause harmful
                                           600 MHz Band wireless operations                        the subject television station or a station
                                                                                                   viewer. The Commission rejects NAB’s                  interference to the reception of signals
                                           following the auction.                                                                                        from television stations assigned to the
                                              22. The Commission declines CTIA’s                   request that wireless licensees be
                                                                                                   required to send all of their OET–74                  600 MHz Band consistent with the
                                           request that the required use of OET–74                                                                       standards set forth above.
                                           apply only to 600 MHz wireless licenses                 analyses to all potentially affected
                                           that have been formally designated as                   broadcasters. The Commission finds                       28. As discussed in the Incentive
                                           impaired during the incentive auction.                  that requiring wireless licensees to                  Auction R&O, 600 MHz licensees will
                                           Rather, as proposed, the OET–74                         retain their most recent OET–74                       be required to meet the 600 MHz Band
                                           analysis must be performed for any base                 analyses, which they may store                        interim and final build-out
                                           station located within the culling                      electronically, and make them available               requirements, except that they may
                                           distance, even if the license was not                   in cases of interference complaints will              show they are unable to operate in areas
                                           identified as impaired during the                       more efficiently assist in the                        where they may cause harmful
                                           auction. Qualified forward auction                      investigation and resolution of any                   interference to the reception of the
                                           bidders will be provided information                    complaints.                                           signals of television stations that remain
                                           about the degree of impairment to the                   b. Elimination of Actual Interference to              in the 600 MHz Band due to market
                                           license, but such impairments will be                   Broadcast Television Stations in the 600              variation. The same exception to interim
                                           estimated using the ISIX Methodology                    MHz Band                                              and final build-out requirements will
                                           based on assumptions of a hypothetical                                                                        apply to cases where 600 MHz licensees
                                                                                                      25. The Commission adopts the                      receive harmful interference from
                                           wireless network deployment. Post-                      proposal to require wireless licensees to
                                           auction, the Commission’s inter-service                                                                       television stations assigned to channels
                                                                                                   eliminate any actual harmful                          in the 600 MHz Band. The Commission
                                           interference methodology will be based                  interference to television reception
                                           on the actual interference environment                                                                        adopts its proposal to require wireless
                                                                                                   within the contours of a full power or                licensees to use the ISIX Methodology it
                                           to protect DTV receivers. The                           Class A television station in the 600
                                           Commission notes that qualified                                                                               adopted for use during the auction for
                                                                                                   MHz Band, even if OET–74 did not                      prediction of interference in the Case 1,
                                           forward auction bidders will be able to                 predict such interference. The
                                           determine prior to bidding whether they                                                                       2 and 4 scenarios and the methodology
                                                                                                   Commission also adopts the proposal
                                           will be subject to regulatory                                                                                 in OET–74 for the Case 3 interference
                                                                                                   for handling such interference
                                           requirements for a particular license                                                                         scenario to demonstrate that they cannot
                                                                                                   incidents. As proposed in the ISIX
                                           because it will provide them with                                                                             serve the entire PEA service area for
                                                                                                   Further Notice, a television station
                                           specific information about the television                                                                     purposes of fulfilling the build-out
                                                                                                   operating in the 600 MHz Band that
                                           stations that will potentially cause                                                                          requirements of their license. If a
                                                                                                   experiences harmful interference from
                                           impairments to wireless licenses                                                                              licensee is not able to serve its entire
                                                                                                   co-channel or adjacent channel wireless
                                           (including the facility ID) prior to each                                                                     license area, it must demonstrate why
                                                                                                   operations must first contact the
                                           stage of the auction.                                                                                         certain areas are excluded from its
                                                                                                   wireless licensee to resolve the issue.
                                              23. The Commission rejects CTIA’s                    The wireless licensee must provide to                 service area due to impairments when it
                                           claims that the OET–74 methodology is                   the television station the latest OET–74              files its construction notification. If the
                                           burdensome and impractical. A new                       analysis showing that no harmful                      impairing television station ceases to
                                           OET–74 analysis will be required only                   interference was predicted to occur in                operate before the construction
                                           if a base station modification could                    the specific geographic area at issue.                benchmarks, the wireless licensee will
                                           result in an increase in energy in the                  Wireless licensees and television                     be permitted to use the entire license
                                           direction of a full power or Class A                    stations are required to cooperate in                 area, and will be obligated to serve the
                                           television station’s contour. CTIA’s                    good faith to resolve any disputes, so as             area that was previously restricted in
                                           concerns over the number of base                        not to unreasonably disrupt wireless                  demonstrating that it has met its build-
                                           stations subject to the OET–74 analysis,                and broadcast operations. In the event                out requirements.
                                           especially with the deployment of small                 the parties do not reach resolution, the              B. Protecting Wireless Licensees in the
                                           cell architectures, are exaggerated.                    broadcaster can submit a claim of                     600 MHz Band from Inter-Service
                                           Antennas at lower power and lower                       harmful interference to the Commission.               Interference
                                           height as found in small cell                              26. The Commission declines CDE’s
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                                           architectures result in shorter culling                 requests that it create a toll-free number              29. In this section, the Commission
                                           distances, as small as three kilometers                 and a Web site for consumers to report                adopts rules to ensure that 600 MHz
                                           in some cases, thereby reducing the                     potential inter-service interference                  wireless licenses obtained in the
                                           likelihood that an OET–74 analysis will                 problems or that it create an interference            forward auction do not experience
                                           have to be performed for small cell                     handbook that demonstrates how a                      additional impairments following the
                                           antennas.                                               television viewer may face interference.              incentive auction.


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                                           71736            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations

                                           1. Limitation on Expanding 600 MHz                      proposed in the ISIX Further Notice, 600              interfering digital television signal when
                                           Broadcast Television Stations’ Contour                  MHz wireless licensees will use the ISIX              conducting the interference analysis.
                                              30. The Commission limits full-power                 Methodology, as modified in the First
                                                                                                                                                         C. Inter-Service Interference During the
                                           and Class A television stations assigned                Order on Reconsideration, for predicting
                                                                                                                                                         Post-Auction Transition Period
                                           to channels in the 600 MHz Band from                    interference to their operations from
                                                                                                   LPTV and TV translator stations for                      35. The Commission adopts its
                                           expanding their noise-limited and                                                                             proposal in the ISIX Further Notice to
                                           protected contours, respectively, if                    purposes of providing these stations
                                                                                                   with advance displacement notice.                     protect full power and Class A
                                           doing so would increase the                                                                                   television stations that have not yet
                                           impairments to co-channel or adjacent                      33. For this analysis, 600 MHz
                                                                                                   licensees will use the threshold values               relocated from the 600 MHz Band
                                           channel 600 MHz wireless licenses,                                                                            during the Post-Auction Transition
                                           unless an agreement is reached with the                 for the prediction of interference from
                                                                                                   full power television to wireless                     Period in the same manner that it will
                                           co-channel or adjacent channel wireless                                                                       protect stations that remain in or
                                           licensee allowing for such expansion.                   operations from the ISIX Methodology.
                                                                                                   With regard to adjacent channel                       relocate to the 600 MHz Band. A
                                           For purposes of this limitation,                                                                              wireless operator commencing
                                           impairments refer to both additional                    interference, LPTV and TV translator
                                                                                                   stations are allowed to operate using                 operations before the end of the Post-
                                           interference from a television station                                                                        Auction Transition Period must perform
                                           anywhere in the 600 MHz Band in a                       either the same emission mask as a full
                                                                                                   power station or one of the other two                 an OET–74 analysis when it intends to
                                           PEA (Cases 1 and 2), and to any                                                                               deploy base stations within the culling
                                           increased restriction on wireless                       alternative emission masks specified in
                                                                                                                                                         distance of a co-channel or adjacent
                                           operations within a PEA in order to                     the Commission’s rules. The
                                                                                                                                                         channel full power or Class A television
                                           avoid causing harmful interference to                   Commission analyzed the frequency
                                                                                                                                                         station that is operating in the 600 MHz
                                           television receivers within a television                dependent rejection (‘‘FDR’’)
                                                                                                                                                         Band to predict whether its wireless
                                           station’s expanded contour (Cases 3 and                 performance of wireless receivers in the
                                                                                                                                                         operations in all or part of its license
                                           4). For purposes of this limitation, a                  presence of DTV signals using the three
                                                                                                                                                         area would cause harmful interference
                                           television station’s baseline contours are              different emission masks and found that
                                                                                                                                                         to the reception of signals from nearby
                                           those set forth in its initial post-auction             there is only a 1 dB difference in the
                                                                                                                                                         television stations, regardless of
                                           construction permit application. As the                 threshold values for adjacent channel
                                                                                                                                                         whether these television stations will be
                                           Commission stated in the Incentive                      interference to the wireless service                  relocated by the end of the Post-Auction
                                           Auction R&O, it will carefully consider                 across the three masks, for both wireless             Transition Period. Consistent with the
                                           requests for waiver of the limitation in                base stations and user equipment. The                 requirements adopted, the wireless
                                           extraordinary circumstances.                            Commission does not find this 1 dB                    licensee must retain the latest copy of
                                              31. CEA argues for a set distance                    difference to be significant enough to                its OET–74 interference analysis, make
                                           between the edge of a wireless license                  warrant using separate thresholds for                 this analysis available for inspection by
                                           area and the contours of a co-channel or                each emission mask option. Therefore,                 the Commission at any time, and make
                                           adjacent channel television station                     the Commission adopts the same field                  this analysis available to a television
                                           beyond which the television station                     strengths for co-channel and adjacent                 station upon request when there are
                                           would be allowed to expand. The                         channel emissions from LPTV and TV                    complaints of interference either from
                                           Commission rejects this proposal                        translator stations to wireless service as            the subject television station or a station
                                           because the appropriate distance would                  the ISIX Methodology provides for full                viewer. In addition, if there are co-
                                           depend largely on factors like                          power television stations. The                        channel or adjacent channel television
                                           transmitted power, antenna height, and                  Commission will also use the antenna                  stations in the wireless licensee’s uplink
                                           antenna pattern, as well as terrain and                 elevation patterns for LPTV and TV                    spectrum, the wireless provider must
                                           frequency overlap, that vary by station.                translator stations in the Consolidated               limit its service area to ensure that user
                                           However, if the distance between the                    Database System (CDBS) or LMS                         equipment does not operate within five
                                           proposed expanded contour and a co-                     (Licensing and Management System),                    kilometers of the contour when co-
                                           channel or adjacent channel wireless                    the successor system to CDBS. If CDBS/                channel or within a half kilometer when
                                           licensee’s service area is greater than                 LMS does not include elevation pattern                adjacent channel. Consistent with the
                                           500 kilometers, the television station                  values for a given LPTV or TV translator              rules set forth, once a nearby full power
                                           will not be required to make a showing                  station, the elevation pattern of these               or Class A station has transitioned from
                                           that its expanded contour does not                      stations as they are defined in section               its pre-auction channel, the 600 MHz
                                           cause additional impairments to the                     74.793(d) of the Commission’s rules will              Band licensee need no longer limit its
                                           wireless operations.                                    apply. The Commission finds that the                  operations in order to protect the station
                                                                                                   more conservative F(50,10) measure is                 from inter-service interference.
                                           2. Predicting Potential Interference                    appropriate when 600 MHz wireless                        36. Television stations assigned to the
                                           From LPTV or TV Translator Into                         licensees use the ISIX Methodology to                 600 MHz Band in the repacking process
                                           Wireless Service                                        predict if they will experience                       may not actually relocate to their
                                             32. As set forth in the Incentive                     interference from LPTV or translator                  assigned channel until late in the Post-
                                           Auction R&O, LPTV and TV translator                     stations.                                             Auction Transition Period. However,
                                           stations in the 600 MHz Band may                           34. The Commission will require that               the Commission will not permit
                                           continue operating indefinitely unless a                interference from analog LPTV and TV                  wireless licensees to deploy networks in
                                           600 MHz wireless licensee provides                      translator stations be analyzed using                 the period before the station relocates in
                                           advance notice that it intends to                       TVStudy’s capability to replicate an                  areas that will potentially interfere with
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                                           commence operations and that the                        analog signal as an equivalent digital                these television stations once they
                                           LPTV or TV translator station is likely                 signal and analyze the station as though              commence broadcasting. Consequently,
                                           to cause harmful interference to the                    it were operating in digital. The                     television stations that have not yet
                                           wireless operations, based on the                       interfering field strength of the                     constructed their new facilities will be
                                           methodology the Commission adopts to                    ‘‘replicated’’ analog television signal               protected from inter-service interference
                                           prevent inter-service interference. As                  should be treated the same as an                      during the Post-Auction Transition


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                                                            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations                                      71737

                                           Period based on the contours specified                  because wireless carriers will have to                values in the ISIX Methodology to be
                                           in their initial post-auction construction              use a ‘‘different methodology’’ following             consistent with the values adopted
                                           permits. Therefore, a 600 MHz wireless                  the auction based on real-world                       above.
                                           licensee that wants to commence                         deployments. NAB repeats its                             42. The Commission also makes a
                                           operations prior to the end of the Post-                recommendation made in several of its                 number of miscellaneous changes to the
                                           Auction Transition Period will have to                  filings in this proceeding that, instead of           ISIX Methodology. These changes were
                                           protect television stations that are                    the ISIX Methodology, the Commission                  made to reflect updates and revisions of
                                           operating co-channel or adjacent                        should use a fixed distance-based                     input values and software settings to
                                           channel at that time and television                     approach, because doing so would be                   improve functionality and to reflect the
                                           stations that will be operating co-                     ‘‘far easier to implement and will not                U.S.-Canada Statement of Intent and
                                           channel or adjacent channel by the end                  sacrifice meaningful spectral                         decisions the Commission made in the
                                           of the Post-Auction Transition Period.                  efficiency.’’ The Commission denies                   Bidding Procedures PN, 80 FR 61918,
                                                                                                   NAB’S petition for reconsideration                    October 14, 2015. These changes are
                                           D. Assessing Interference From and to                   because NAB offers no basis to revisit its            reflected in the Appendix D of the Third
                                           International Broadcast Television                      conclusion that the ISIX Methodology                  Report and Order and First Order on
                                           Stations During the Auction                             accommodates market variation in a                    Reconsideration describing the ISIX
                                              37. The Commission adopts its                        more spectrally efficient manner than a               Methodology:
                                           proposal to use the ISIX Methodology to                 fixed distance-based approach and                        • Updated references to the LPTV
                                           identify impairments to repurposed 600                  disagree with NAB’s claim that the                    digital transition.
                                           MHz spectrum along the international                    decision to use a different methodology                  • Updated references to license
                                           borders during the auction. During the                  to predict inter-service interference after           categories which were adopted in the
                                           incentive auction, the ISIX Methodology                 the auction calls into question the                   Bidding Procedures PN.
                                           will be used to predict interference from               accuracy of the ISIX Methodology for                     • Revised references to emission
                                           U.S. television stations to Canadian                    predicting impairments during the                     limits and receiver standards in
                                           wireless operators (Cases 1 and 2). In                  auction. NAB also claims that the base                paragraph 13 to reflect the use of the
                                           accordance with the U.S.-Canada                         station antenna heights and powers                    FCC’s emission limits for DTV and
                                           Statement of Intent, the ISIX                           assumed in the ISIX Methodology are                   wireless receiver performance standards
                                           Methodology will use F(50,10) signal                    less than what is permitted by the                    published by 3GPP.
                                           strength predictions for the signals from               Commission’s rules and therefore                         • Provided threshold values for inter-
                                           U.S. television stations and will assume                understates the potential for                         service interference calculations in the
                                           the Canadian wireless base stations are                 interference. The Commission rejects                  repacking process along the border
                                           50 meters above ground level. Even                      this claim because it was fully                       regions. These values do not relate to
                                           though the U.S. and Mexico have not                     considered and rejected when the ISIX                 the computation of impairments on 600
                                           reached an agreement on inter-service                   R&O was adopted.                                      MHz licenses.
                                           interference between television and                        40. Sprint and NAB, sought                            • Added an explanation in paragraph
                                           wireless operations across the U.S.-                    reconsideration of the decision to use                31 that for Case 3, the base station
                                           Mexico border, coordination letters have                the F(50,50) statistical measure instead              transmitter azimuth pattern is assumed
                                           been exchanged which provide a                          of the F(50,10) measure in the ISIX                   to be non-directional and is based on
                                           channel plan for the reassignment of                    Methodology when estimating                           UHF DTV vertical pattern described in
                                           broadcast television stations in the                    interference from television stations to              OET Bulletin No. 69, Table 8. However,
                                           border region. Because the ISIX                         wireless operations. The Commission                   the elevation pattern is assumed to be
                                           methodology is not designed for analog                  denies Sprint’s and NAB’s Petitions for               symmetrical above and below the
                                           signals, and Canada and Mexico have                     Reconsideration and affirms its                       maximum.
                                           not completed their digital transitions,                conclusion that F(50,50) is an                           • Table 14 lists the TVStudy settings
                                           the Commission will use TVStudy’s                       appropriate statistical measure for this              unique to the ISIX Methodology.
                                           capability to ‘‘replicate’’ a Canadian or               purpose, whereas the F(50,10) measure                    • In Table 15, the entry HAS_EPAT
                                           Mexican analog signal as an equivalent                  is unnecessarily conservative. In any                 was changed from ‘‘False’’ to ‘‘True’’
                                           digital signal and analyze the station as               event, bidders in the forward auction                 because TVStudy will import the
                                           though it is transmitting a digital signal.             will have the necessary information to                pattern in the XML scenario.
                                                                                                   make their own calculations of                           • Paragraph 38 updated to indicate
                                           Summary of the First Order on                           impairments based on any number of                    that the elevation pattern for each base
                                           Reconsideration                                         factors they wish to consider, including              station must be imported in the XML
                                                                                                   their choice of statistical parameter.                file and lists the values for the
                                           A. ISIX Methodology
                                                                                                      41. The Commission will revise the                 symmetrical generic pattern.
                                              38. In the ISIX R&O, the Commission                  ISIX Methodology to reflect the
                                           adopted the ISIX Methodology for use                    adjustments to the D/U thresholds for                 B. Request for Additional Protection in
                                           during the incentive auction to predict                 the Case 3 interference scenario it                   the Repacking Process
                                           the extent to which 600 MHz Band                        adopted in the companion Third Report                   43. In the ISIX R&O, the Commission
                                           wireless licenses may be impaired due                   and Order. These values are not                       declined to adopt a cap on the amount
                                           to potential interference to, and from,                 assumptions that will change once the                 of total or aggregate new station-to-
                                           broadcast television stations assigned to               wireless networks are deployed.                       station interference that a broadcast
                                           the 600 MHz Band as a result of market                  Accordingly, there is no basis to have                station will be allowed to receive as a
                                           variation. The Commission received                      interference threshold values applied                 result of the repacking process. The
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                                           several petitions for reconsideration                   during the auction to determine                       Commission denies the petitions for
                                           regarding the ISIX Methodology.                         impairments that differ from the                      reconsideration of CDE and NAB
                                              39. In its Petition for Reconsideration,             interference threshold values applied                 requesting reconsideration of this
                                           NAB claims that the ISIX Methodology                    after the auction to determine                        decision. Neither CDE nor NAB
                                           will fail to predict wireless impairments               interference. Therefore, the Commission               challenge the staff study that concluded
                                           ‘‘with any useful degree of accuracy’’                  will update the interference threshold                that approximately 99 percent of


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                                           71738            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations

                                           stations will not experience new                        assignment (or a combination of both)—                The Commission’s decision pertaining
                                           interference above one percent or                       may file an application proposing an                  to preservation of ‘‘coverage area’’ was
                                           otherwise dispute the study’s                           alternate channel or expanded facilities              affirmed by the D.C. Circuit. Affiliates
                                           conclusion that stations are unlikely to                in a priority filing window, along with               Associations offers no basis to revisit
                                           be experience significant new                           a limited number of other stations that               the Commission’s approach to
                                           interference as a result of the repacking               have been assigned the same priority.                 preserving ‘‘coverage area.’’
                                           process. The Commission explained in                    Third, the Commission proposed in the
                                                                                                                                                         Procedural Matters
                                           the ISIX R&O how an aggregate                           LPTV Third FNPRM to allow a full
                                           interference cap would deprive the                      power station that is predicted to                    Final Regulatory Flexibility Analysis
                                           repacking feasibility checker of its                    experience a loss in its pre-auction                    49. As required by the Regulatory
                                           speed. CDE and NAB do not offer any                     digital service area as a result of its new           Flexibility Act of 1980, as amended
                                           reason to dispute this conclusion, nor                  channel assignment to seek authority to               (RFA),1 an Initial Regulatory Flexibility
                                           do they propose a means of                              deploy a digital-to-digital replacement               Analysis (IRFA) was incorporated in the
                                           implementing an aggregate interference                  translator (‘‘DTDRT’’) to serve the loss              Notice of Proposed Rule Making
                                           cap without compromising the speed of                   area.                                                 (NPRM).2 The Commission sought
                                           the bidding process.                                       46. A cap on population loss resulting             written public comment on the
                                              44. Because radio signals propagate                  from new channel assignments as                       proposals in the NPRM, including
                                           differently on different frequencies, the               proposed by NAB would compromise                      comment on the IRFA. This present
                                           signal of a station reassigned to a                     the central objective of a successful                 Final Regulatory Flexibility Analysis
                                           different channel will generally not be                 auction to allow market forces to                     (FRFA) conforms to the RFA.3
                                           receivable in precisely the same                        repurpose spectrum. NAB’s proposed
                                           locations within a station’s contour as it              approach for incorporating its cap on                 A. Need for, and Objectives of, the Rules
                                           was in its original channel. In its ex                  population loss into the repacking                       50. In the Incentive Auction R&O, the
                                           parte filings prior to adoption of the                  process involves certain elements that                Commission adopted a flexible band
                                           ISIX R&O, NAB asked the Commission                      are either infeasible or meaningless and,             plan framework that accommodates
                                           to address both station-to-station                      on the whole, would impede the                        market variation. Market variation
                                           interference and population loss                        Commission’s ability to conduct a                     occurs where broadcast stations remain
                                           resulting from new channel assignments                  successful auction and thereby sacrifice              on spectrum that is repurposed for
                                           by adopting a cap on ‘‘aggregate                        the goal of repurposing spectrum.                     wireless broadband under the 600 MHz
                                           population loss,’’ which the                                                                                  Band Plan. In this Third Report and
                                                                                                   C. Use of TVStudy To Determine
                                           Commission refused to do on                                                                                   Order and First Order on
                                                                                                   Coverage Area and Population Serviced
                                           procedural grounds. NAB ask for                                                                               Reconsideration, it adopted the
                                                                                                   by Television Stations
                                           reconsideration of the Commission’s                                                                           framework proposed in the inter-service
                                           decision declining to adopt a cap on                       47. The Commission denies Petitions                interference, Further Notice (ISIX
                                           population loss resulting from new                      for Reconsideration of the Incentive                  Further Notice) to govern the
                                           channel assignments in the repacking                    Auction R&O filed by the Affiliates                   interference environment in the new
                                           process. The Commission grants in part                  Associations and CDE challenging the                  600 MHz Band due to market variation.
                                           and denies in part NAB’s petition for                   Commission’s decision to use the                         51. The Commission adopted a
                                           reconsideration. The Commission                         TVStudy software and certain inputs in                number of measures to protect
                                           expects most stations will not lose                     applying the methodology described in                 television reception for those television
                                           viewers as a result of terrain loss                     OET–69 to determine the coverage area                 stations that will remain in the 600 MHz
                                           resulting from new channel                              and population served by television                   Band after the incentive auction. It
                                           assignments. Even if some stations are                  stations. The Commission explained in                 adopted a zero percent threshold for
                                           predicted to lose viewers as a result of                the Incentive Auction R&O why the                     interference from wireless operations to
                                           terrain loss resulting from new channel                 TVStudy software and inputs are                       the reception of signals from television
                                           assignments, the Commission’s final                     distinct from the OET–69 methodology                  broadcast stations in the 600 MHz Band,
                                           television channel assignment plan                      and Affiliates Associations offer no                  which will prohibit 600 MHz wireless
                                           selection procedure includes                            basis to revisit this conclusion.                     licensees from causing harmful
                                           optimization techniques to address this                 Affiliates Associations and CDE take                  interference at any level within the
                                           concern.                                                issue with the fact that, using identical             contour of a broadcast station. The
                                              45. In the event some stations are                   inputs, TVStudy produces different                    Commission also adopted OET–74, a
                                           predicted to lose viewers as a result of                results than previous versions of the                 methodology for predicting interference
                                           new channel assignments even after                      software used to implement OET–69.                    to television receivers from wireless
                                           optimization techniques are applied,                    The Spectrum Act mandates that the                    base stations. However, the Commission
                                           there will be post-auction solutions to                 Commission use the ‘‘methodology                      modified the D/U threshold used to
                                           address this situation. First, as adopted               described in OET Bulletin 69,’’ not                   determine if interference to television
                                           in the Incentive Auction R&O, a                         particular software to implement that                 reception is occurring in OET–74 from
                                           television station may request up to a                  methodology or arrive at a pre-
                                           one percent coverage contour increase                   determined result. The Commission’s                     1 See 5 U.S.C. 603. The RFA, see 5 U.S.C. 601

                                           as part of its initial post-auction                     decision to use software that is ‘‘user-              through 612, has been amended by the Small
                                           construction permit application, subject                friendly and better adapted to handle                 Business Regulatory Enforcement Fairness Act of
                                                                                                                                                         1996 (SBREFA), Public Law 104–121, Title II, 110
                                           to certain conditions. Second, the                      the kinds of computations the                         Stat. 857 (1996).
                                           Commission amends its rules to provide                  Commission will need to conduct in the
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                                                                                                                                                           2 See Expanding the Economic and Innovation

                                           that stations predicted to experience a                 reverse auction and repacking process                 Opportunities of Spectrum Through Incentive
                                           loss in population served in excess of                  called for by the Spectrum Act’’ is fully             Auctions, GN Docket No. 12–268, ET Docket No.
                                           one percent as a result of the repacking                                                                      13–26, ET Docket No. 14–14, Second Report and
                                                                                                   consistent with Congressional intent.                 Order and Further Notice of Proposed Rulemaking,
                                           process—either because of new station-                     48. Affiliates Associations also claims            29 FCC Rcd 13071 (2014) (ISIX R&O/FNPRM or
                                           to-station interference or terrain loss                 that the Incentive Auction R&O ‘‘fail[ed]             ISIX R&O or ISIX Further Notice).
                                           resulting from a new channel                            to address’’ losses in ‘‘coverage area.’’               3 See 5 U.S.C. 604.




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                                                            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations                                                 71739

                                           what was proposed in the ISIX Further                   For purposes of predicting these                      proposed rules as a result of those
                                           Notice so that the threshold does not                   impairments during the incentive                      comments. The Chief Counsel did not
                                           become unrealistically large when the                   auction, the Commission adopts the use                file any comments in response to the
                                           television signal is weak. Wireless                     of the ISIX Methodology with                          proposed rules in this proceeding.
                                           licensees will be allowed to deploy base                adjustments to reflect an agreement
                                                                                                                                                         D. Description and Estimate of the
                                           stations within a specified culling                     reached with Canada.
                                                                                                      55. In the First Order on                          Number of Small Entities to Which the
                                           distance of co-channel or adjacent
                                                                                                   Reconsideration the Commission                        Rules Will Apply
                                           channel television stations only where
                                           they can demonstrate using OET–74 that                  considered a number of petitions for                     58. The RFA directs agencies to
                                           they will not cause harmful interference                reconsideration filed in response to the              provide a description of and, where
                                           to television reception within the                      ISIX R&O. It affirmed our decision to                 feasible, an estimate of the number of
                                           stations’ contours. In addition, the                    use the ISIX Methodology to predict                   small entities that may be affected by
                                           Commission prohibits the operation of                   inter-service interference between                    the proposed rules, if adopted.4 The
                                           wireless user equipment within five                     television and wireless services during               RFA generally defines the term ‘‘small
                                           kilometers of the contours of co-channel                the incentive auction. The Commission                 entity’’ as having the same meaning as
                                           television stations and one-half                        modified the ISIX Methodology adopted                 the terms ‘‘small business,’’ ‘‘small
                                           kilometer of adjacent channel television                in the ISIX R&O by making the same                    organization,’’ and ‘‘small governmental
                                           stations. It will require wireless                      adjustment to the D/U threshold used to               jurisdiction.’’ 5 In addition, the term
                                           licensees to eliminate any actual                       determine if interference will occur to               ‘‘small business’’ has the same meaning
                                           harmful interference to the reception of                television reception as we did for OET–               as the term ‘‘small business concern’’
                                           signals from television station in the 600              74. The Commission also affirmed its                  under the Small Business Act.6 A small
                                           MHz Band, even if such interference                     decisions declining to adopt a cap on                 business concern is one which: (1) Is
                                           was not predicted using OET–74.                         the aggregate amount of new                           independently owned and operated; (2)
                                              52. The Commission also adopted                      interference a broadcast television                   is not dominant in its field of operation;
                                           measures to protect the future                          station may receive from other                        and (3) satisfies any additional criteria
                                           operations of 600 MHz Band wireless                     television stations in the repacking                  established by the SBA.7
                                           licensees from television stations that                 process and declining to adopt a cap on                  59. Television Broadcasting. This
                                           remain in the 600 MHz band. It will                     population loss that a television station             economic census category ‘‘comprises
                                           prohibit broadcast television licensees                 may experience because of a new                       establishments primarily engaged in
                                           who operate in the 600 MHz Band from                    channel assignment in the repacking                   broadcasting images together with
                                           expanding their noise-limited or                        process. The Commission amended its                   sound. These establishments operate
                                           protected contours if doing so would                    rules to provide that a television station            television broadcasting studios and
                                           increase the potential for interference to              that will experience a loss in population             facilities for the programming and
                                           a wireless licensee’s service area or                   served in excess of one percent as a                  transmission of programs to the
                                           would result in additional impairments                  result of the repacking process—either                public.’’ 8 The SBA has created the
                                           to the wireless licenses because of the                 because of new station-to-station                     following small business size standard
                                           obligations of the wireless licensee to                 interference or terrain loss resulting                for Television Broadcasting firms: Those
                                           protect television reception. The                       from a new channel assignment (or a                   having $38.5 million or less in annual
                                           Commission also adopted the use of the                  combination of both)—may file an                      receipts.9 The Commission has
                                           ISIX Methodology specified in the ISIX                  application proposing an alternate                    estimated the number of licensed
                                           R&O, as modified in the First Order on                  channel or expanded facilities in a                   commercial television stations to be
                                           Reconsideration, for predicting when an                 priority filing window. In response to a              1,388.10 In addition, according to
                                           LPTV or TV translator station will cause                petition for reconsideration of the                   Commission staff review of the BIA
                                           harmful interference to wireless                        Incentive Auction R&O, the Commission                 Advisory Services, LLC’s Media Access
                                           operations. For this purpose, the ISIX                  affirmed its decision to use the TVStudy              Pro Television Database on March 28,
                                           Methodology will use the same                           software and certain inputs in applying               2012, about 950 of an estimated 1,300
                                           threshold values for the prediction of                  the methodology described in OET–69                   commercial television stations (or
                                           interference from full power television                 to determine the coverage area and
                                           to wireless operations as specified in the              population served by television stations                45  U.S.C. 603(b)(3).
                                           ISIX R&O and will use the F(50,10)                      when making new channel assignments
                                                                                                                                                           55  U.S.C. 601(6).
                                                                                                                                                           6 5 U.S.C. 601(3) (incorporating by reference the
                                           statistical measure to predict the                      during the incentive auction.                         definition of ‘‘small business concern’’ in 15 U.S.C.
                                           strength of the LPTV or TV translator                                                                         632). Pursuant to the RFA, the statutory definition
                                           signal.                                                 B. Summary of Significant Issues Raised
                                                                                                                                                         of a small business applies ‘‘unless an agency, after
                                              53. Under the rules adopted in the                   by Public Comments in Response to the                 consultation with the Office of Advocacy of the
                                           Incentive Auction R&O, 600 MHz Band                     IRFA                                                  Small Business Administration and after
                                           wireless licensees are required to meet                                                                       opportunity for public comment, establishes one or
                                                                                                     56. There were no comments filed                    more definitions of such term which are
                                           interim and final build-out                             that specifically addressed the rules and             appropriate to the activities of the agency and
                                           requirements, but the build-out                         policies proposed in the IRFA.                        publishes such definition(s) in the Federal
                                           requirements only apply to areas they                                                                         Register.’’ 5 U.S.C. 601(3).
                                           are permitted to serve. The Commission                  C. Response to Comments by the Chief                    7 Small Business Act, 15 U.S.C. 632 (1996).


                                           will require 600 MHz wireless licensees                 Counsel for Advocacy of the Small                       8 U.S. Census Bureau, 2012 NAICS Definitions:


                                           to use the ISIX Methodology and/or                      Business Administration                               515120 Television Broadcasting, http://
                                                                                                                                                         www.census.gov/cgi-bin/sssd/naics/
                                           OET–74 to demonstrate that they cannot                     57. Pursuant to the Small Business
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                                                                                                                                                         naicsrch?code=515120&search=2012 (last visited
                                           meet build-out requirements for                         Jobs Act of 2010, the Commission is                   Mar. 6, 2014).
                                           portions of the geographic area covered                 required to respond to any comments                     9 13 CFR 121.201 (NAICS code 515120) (updated

                                                                                                   filed by the Chief Counsel for Advocacy               for inflation in 2010).
                                           by their license.                                                                                               10 See FCC News Release, Broadcast Station
                                              54. U.S. television stations may cause               of the Small Business Administration                  Totals as of December 31, 2013 (rel. Jan. 8, 2014),
                                           interference to Canadian wireless                       (SBA), and to provide a detailed                      http://transition.fcc.gov/Daily_Releases/Daily_
                                           operations after the incentive auction.                 statement of any change made to the                   Business/2014/db0108/DOC-325039A1.pdf.



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                                           71740            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations

                                           approximately 73 percent) had revenues                     equipment, GPS equipment, pagers,                    firms had employment of 999 or fewer
                                           of $38.5 million or less.11 The                            cellular phones, mobile                              employees and 15 had employment of
                                           Commission therefore estimate that the                     communications equipment, and radio                  1000 employees or more.19 Similarly,
                                           majority of commercial television                          and television studio and broadcasting               according to Commission data, 413
                                           broadcasters are small entities.                           equipment.’’ The SBA has developed a                 carriers reported that they were engaged
                                              60. The Commission notes, however,                      small business size standard for Radio               in the provision of wireless telephony,
                                           that in assessing whether a business                       and Television Broadcasting and                      including cellular service, PCS, and
                                           concern qualifies as small under the                       Wireless Communications Equipment                    Specialized Mobile Radio (‘‘SMR’’)
                                           above definition, business (control)                       Manufacturing, which is: All such firms              Telephony services.20 Of these, an
                                           affiliations must be included.12 Our                       having 750 or fewer employees.                       estimated 261 have 1,500 or fewer
                                           estimate, therefore, likely overstates the                 According to Census Bureau data for                  employees and 152 have more than
                                           number of small entities that might be                     2007, there were a total of 939                      1,500 employees.21 Consequently, the
                                           affected by our action because the                         establishments in this category that                 Commission estimates that
                                           revenue figure on which it is based does                   operated for part or all of the entire year.         approximately half or more of these
                                           not include or aggregate revenues from                     Of this total, 912 had less than 500                 firms can be considered small. Thus,
                                           affiliated companies. In addition, an                      employees and 17 had more than 1000                  using available data, we estimate that
                                           element of the definition of ‘‘small                       employees. Thus, under that size                     the majority of wireless firms can be
                                           business’’ is that the entity not be                       standard, the majority of firms can be               considered small.
                                           dominant in its field of operation. The                    considered small.
                                           Commission is unable at this time to                          64. Audio and Video Equipment                     E. Description of Projected Reporting,
                                           define or quantify the criteria that                       Manufacturing. The SBA has classified                Recordkeeping, and Other Compliance
                                           would establish whether a specific                         the manufacturing of audio and video                 Requirements for Small Entities
                                           television station is dominant in its field                equipment under in NAICS Codes                          66. Wireless licensees in the 600 MHz
                                           of operation. Accordingly, the estimate                    classification scheme as an industry in              Band will be required to conduct an
                                           of small businesses to which rules may                     which a manufacturer is small if it has              interference analysis using OET–74
                                           apply does not exclude any television                      less than 750 employees. Data contained              before operating a base station within
                                           station from the definition of a small                     in the 2007 U.S. Census indicate that                the culling distance of the contour of a
                                           business on this basis and is therefore                    492 establishments operated in that                  co-channel or adjacent channel
                                           possibly over-inclusive to that extent.                    industry for all or part of that year. In            broadcast television station. They will
                                              61. In addition, the Commission has                     that year, 488 establishments had fewer              also be required to conduct an OET–74
                                           estimated the number of licensed                           than 500 employees; and only 1 had                   interference analysis when making a
                                           noncommercial educational (‘‘NCE’’)                        more than 1000 employees. Thus, under                modification to such a base station that
                                           television stations to be 395.13 These                     the applicable size standard, a majority             could result in an increase in energy in
                                           stations are non-profit, and therefore                     of manufacturers of audio and video                  the direction of broadcast station’s
                                           considered to be small entities.14                         equipment may be considered small.                   contour. The wireless licensee will be
                                              62. There are also 2,414 LPTV                              65. Wireless Telecommunications                   required to retain the latest copy of their
                                           stations, including Class A stations, and                  Carriers (except satellite). The Census              OET–74 analysis for each base station
                                           4,046 TV translator stations.15 Given the                  Bureau defines this category as follows:             that is within the culling distance of a
                                           nature of these services, we will                          ‘‘This industry comprises                            co-channel or adjacent channel
                                           presume that all of these entities qualify                 establishments engaged in operating and              broadcast station. The wireless licensee
                                           as small entities under the above SBA                      maintaining switching and transmission               will be required to make this analysis
                                           small business size standard.                              facilities to provide communications via             available for inspection by the
                                              63. Radio and Television                                the airwaves. Establishments in this                 Commission at any time and to make
                                           Broadcasting and Wireless                                  industry have spectrum licenses and                  this analysis available to a television
                                           Communications Equipment                                   provide services using that spectrum,                station upon request when there are
                                           Manufacturing. The Census Bureau                           such as cellular phone services, paging              complaints of interference either from
                                           defines this category as follows: ‘‘This                   services, wireless Internet access, and              the subject television station or a station
                                           industry comprises establishments                          wireless video services.’’ 16 The                    viewer. Wireless licensees and
                                           primarily engaged in manufacturing                         appropriate size standard under SBA                  television stations will cooperate in
                                           radio and television broadcast and                         rules is for the category Wireless                   good faith to resolve any disputes, as
                                           wireless communications equipment.                         Telecommunications Carriers (except                  not to unreasonably frustrate wireless
                                           Examples of products made by these                         Satellite). The size standard for that               and broadcast operations. In the event
                                           establishments are: Transmitting and                       category is that a business is small if it           the parties do not reach resolution, a
                                           receiving antennas, cable television                       has 1,500 or fewer employees.17 For this             broadcaster can submit a claim of
                                                                                                      category, census data for 2007 show that             harmful interference to the Commission.
                                              11 We recognize that BIA’s estimate differs
                                                                                                      there were 1,383 firms that operated for                67. Wireless licensees in the 600 MHz
                                           slightly from the FCC total given the information                                                               Band will be prohibited from operating
                                           provided above.                                            the entire year.18 Of this total, 1,368
                                              12 ‘‘[Business concerns] are affiliates of each other                                                        a base station within the contour of a co-
                                           when one concern controls or has the power to                 16 U.S. Census Bureau, 2012 NAICS Definitions:    channel or adjacent channel broadcast
                                           control the other, or a third party or parties controls    517210 Wireless Telecommunications Carriers          station. Wireless licensees will also be
                                           or has the power to control both.’’ 13 CFR                 (except Satellite), http://www.census.gov/cgi-bin/   required to limit their coverage areas so
                                           121.103(a)(1).                                             sssd/naics/naicsrch?code=517210&search=2012
                                              13 See FCC News Release, Broadcast Station              (last visited Mar. 6, 2014).                         that mobile and portable devices
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                                           Totals as of December 31, 2013 (rel. Jan. 8, 2014),           17 13 CFR 121.201 (NAICS code 517210).

                                           http://transition.fcc.gov/Daily_Releases/Daily_               18 U.S. Census Bureau, Table No. EC0751SSSZ5,       19 Id. Available census data do not provide a more

                                           Business/2014/db0108/DOC-325039A1.pdf.                     Information: Subject Series—Establishment and        precise estimate of the number of firms that have
                                              14 See generally 5 U.S.C. 601(4), (6).
                                                                                                      Firm Size: Employment Size of Firms for the United   employment of 1,500 or fewer employees; the
                                              15 See FCC News Release, Broadcast Station              States: 2007 (NAICS code 517210), http://            largest category provided is for firms with 1000
                                           Totals as of December 31, 2013 (rel. January 8,            factfinder2.census.gov/faces/tableservices/jsf/      employees or more.
                                                                                                                                                             20 See Trends in Telephone Service at Table 5.3.
                                           2014), http://transition.fcc.gov/Daily_Releases/           pages/productview.xhtml?pid=ECN_2007_US_
                                           Daily_Business/2014/db0108/DOC-325039A1.pdf.               51SSSZ5.                                               21 See id.




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                                                            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations                                             71741

                                           maintain a minimum distance of five                     area, and will be obligated to serve the              OET–74 interference analysis before
                                           kilometers from a co-channel broadcast                  area that was previously restricted in                locating a base station within the culling
                                           station’s contour and 500 meters from                   demonstrating that it has met its build-              distance of a co-channel or adjacent
                                           an adjacent channel broadcast station’s                 out requirements.24                                   channel television broadcast station.
                                           contour.                                                   72. A television station that will                 This rule will impact those wireless
                                              68. Wireless licensees will be required              experience a loss in population served                licensees that are small entities by
                                           to eliminate any harmful interference                   in excess of one percent as a result of               requiring them to perform the OET–74
                                           that occurs to television reception                     the repacking process—either because of               analysis and potentially preventing
                                           within the contours of a co-channel or                  new station-to-station interference or                them from constructing base stations in
                                           adjacent channel broadcast television                   terrain loss resulting from a new                     portions of their licensed service areas.
                                           station. This requirement to eliminate                  channel assignment (or a combination of               However, this requirement will help
                                           harmful interference applies even if the                both)—may file an application                         prevent harmful interference to the
                                           OET–74 analysis indicates that no                       proposing an alternate channel or                     reception of signals from co-channel
                                           harmful interference will occur.                        expanded facilities in a priority filing              and adjacent channel television
                                              69. A broadcast television station in                window. Previously, our rules permitted               broadcast stations, many of whom are
                                           the 600 MHz Band will not be allowed                    a station to file an application in the               small entities. As an alternative to
                                           to expand its contour such that it would                priority filing window only when the                  requiring an OET–74 analysis, we could
                                           increase impairments to a wireless                      greater than one percent loss in                      have specified an exclusion zone
                                           licensee either by causing additional                   population served was from station-to-                around a broadcast television station’s
                                           interference to the wireless licensee’s                 station interference.                                 contour that wireless base stations could
                                           service area or because of the                                                                                not be located within to prevent
                                                                                                   F. Steps Taken To Minimize Significant                interference to television reception.
                                           obligations of the wireless licensee to
                                                                                                   Economic Impact on Small Entities, and                However, this would have excluded the
                                           protect television reception, unless an
                                                                                                   Significant Alternatives Considered                   base stations from a much larger area
                                           agreement is reached with the wireless
                                           licensee allowing the expansion.                           73. The RFA requires an agency to                  than the adopted rules because it would
                                              70. A wireless licensee that intends to              describe any significant alternatives that            not have taken into account the effects
                                           commence operations will be required                    it has considered in reaching its                     that terrain has on signal propagation
                                           to use the ISIX Methodology adopted in                  proposed approach, which may include                  and the characteristics of the base
                                           the ISIX R&O, as modified in the First                  the following four alternatives (among                stations such as transmitted power and
                                           Order on Reconsideration, to determine                  others): (1) The establishment of                     antenna height. Requiring an OET–74
                                           if a LPTV or translator station will cause              differing compliance or reporting                     analysis instead of relying on an
                                           it harmful interference. The wireless                   requirements or timetables that take into             exclusion zone thereby enables the
                                           licensee will then be able to send the                  account the resources available to small              wireless licensee to use a greater portion
                                           required notification to the LPTV or                    entities; (2) the clarification,                      of its licensed service area, which is of
                                           translator station that will cause it                   consolidation, or simplification of                   significant economic benefit to the
                                           harmful interference.22                                 compliance or reporting requirements                  wireless licensee.
                                              71. Wireless licensees will use the                  under the rule for small entities; (3) the               76. As another example, the adopted
                                           ISIX Methodology or OET–74 to show                      use of performance, rather than design,               rules prohibit television broadcast
                                           that they are unable to operate in                      standards; and (4) an exemption from                  stations in the 600 MHz Band from
                                           portions of their license area for                      coverage of the rule, or any part thereof,            expanding their contours in a way that
                                           purposes of satisfying their build-out                  for small entities.25                                 will impair a wireless license by causing
                                           requirements. They will use the ISIX                       74. Many of the reporting,                         interference to a wireless licensee or
                                           Methodology for demonstrating harmful                   recordkeeping, and compliance                         because of a wireless licensee’s
                                           interference from co-channel and                        requirements we adopt here are                        obligation to protect television
                                           adjacent channel broadcast television                   designed to protect television broadcast              reception. This rule will impact
                                           stations to their base stations and user                stations and 600 MHz Band wireless                    television broadcast stations in the 600
                                           equipment as well as demonstrating                      licensees from harmful interference.                  MHz Band by preventing them from
                                           harmful interference from wireless user                 Because many of these television                      expanding their contours in the future,
                                           equipment to television receivers. They                 broadcast stations and wireless                       but the rule will protect the interests of
                                           will use OET–74 for demonstrating                       licensees are small entities, the rules               wireless licensees by preventing
                                           harmful interference from wireless base                 will protect the economic interest of                 impairments of their licenses.
                                           stations to television receivers.23 If the              small entities. Consequently, the effect                 77. Some of the rules adopted here
                                           impairing television station ceases to                  of these rules on small entities can be               provide a means to implement rules we
                                           operate before the construction                         viewed as a tradeoff between the                      have previously adopted. For example,
                                           benchmarks, the wireless licensee will                  compliance burdens of the rules on                    in the Incentive Auction R&O, the
                                           be permitted to use the entire license                  some small entities balanced against the              Commission adopted rules requiring
                                                                                                   interference protections supplied by the              600 MHz Band wireless licensees to
                                              22 The requirement that the LPTV or translator       rules to other small entities. We                     meet build-out requirements.26 While
                                           station that will cause a wireless licensee harmful     conclude that the benefits of these rules             the previously adopted rules do not
                                           interference cease operation within 120 days after      in protecting small entities from                     require wireless licensees to build-out
                                           receiving notification from a wireless licensee that
                                           is going to commence operations was adopted in          interference is stronger than the                     their networks in areas that are impaired
                                           the Incentive Auction R&O. Incentive Auction R&O,       compliance burdens that the rules place               by either receiving interference from
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                                           29 FCC Rcd at 6834–6835, 6839–6841, paras. 657,         on small entities.                                    television broadcasters remaining in the
                                           668–671.                                                   75. For example, the adopted rules                 band or because they will cause
                                              23 Incentive Auction R&O, 29 FCC Rcd at 6883,
                                                                                                   require wireless licensees to conduct an              interference to television reception, the
                                           684, paras. 778, 781; 47 CFR 1.946(d). The
                                           construction notification will have to be filed                                                               rules do not specify how the wireless
                                                                                                     24 Incentive Auction R&O, 29 FCC Rcd at 6606,
                                           within 15 days of the relevant milestone certifying
                                           that it has met the applicable performance              para. 86 n. 277.                                        26 Incentive Auction R&O, 29 FCC Rcd at 6877–

                                           benchmark within its permitted boundaries.                25 See 5 U.S.C. 603(c).                             78, para 764.



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                                           71742            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations

                                           licensee will show what areas are                       television broadcasters unless there is                 Federal Communications Commission
                                           impaired. For purposes of                               an actual interference complaint. The                   will publish a document in the Federal
                                           demonstrating impairments for the                       wireless licensee will be able to store                 Register announcing OMB approval and
                                           build-out requirements, the Third                       the OET–74 analysis electronically,                     the effective date of this rule.
                                           Report and Order will require 600 MHz                   which will reduce the record keeping
                                                                                                                                                              84. Pursuant to Section 405 of the
                                           wireless licensees to use the ISIX                      and compliance cost to the wireless
                                                                                                                                                           Communications Act of 1934, as
                                           Methodology for showing interference                    licensee.
                                           from television broadcasters to wireless                   80. Television stations that are                     amended, 47 U.S.C. 405, and 1.429 of
                                           operations and for interference from                    relocated during the incentive auction                  the Commission’s rules, 47 CFR 1.429,
                                           wireless user equipment to television                   may experience a change in coverage                     the Petitions for Reconsideration of the
                                           receivers and will require wireless                     area due to terrain loss because of the                 Second Report and Order in GN Docket
                                           licenses to use OET–74 to demonstrate                   different propagation characteristics at                No. 12–268, ET Docket No. 13–26, and
                                           interference to television receivers. This              their new frequency. Television stations                ET Docket No. 14–14 filed by Cohen,
                                           requirement will benefit 600 MHz Band                   that experience a loss in population                    Dippell, and Everist, P.C. and by Sprint
                                           wireless licensees by enabling them to                  served in excess of one percent as a                    Corporation are denied to the extent
                                           exclude impaired locations of their                     result of the repacking process—either                  described herein.
                                           licensed areas from the build-out                       because of new station-to-station                          85. Pursuant to Section 405 of the
                                           requirements.                                           interference or terrain loss resulting                  Communications Act of 1934, as
                                              78. In the Incentive Auction R&O, we                 from a new channel assignment (or a
                                                                                                                                                           amended, 47 U.S.C. 405, and section
                                           specified that LPTV and TV translator                   combination of both)—will now be
                                                                                                                                                           1.429 of the Commission’s rules, 47 CFR
                                           station in the 600 MHz band could                       permitted to file an application
                                           continue to operate until a wireless                    proposing an alternate channel or                       1.429, the Petition for Reconsideration
                                           licensee provided advance notice that it                expanded facilities in a priority filing                of the Second Report and Order in GN
                                           intends to commence operations and the                  window. This will benefit television                    Docket No. 12–268, ET Docket No. 13–
                                           LPTV or TV translator is likely to cause                stations that experience such a loss of                 26, and ET Docket No. 14–14 filed by
                                           harmful interference. For purposes of                   population serviced.                                    the National Association of Broadcasters
                                           providing this displacement notice, in                     81. Report to Congress: The                          is granted in part and denied in part to
                                           the Third Report and Order the                          Commission will send a copy of the                      the extent described herein.
                                           Commission specify that wireless                        Third Report and Order and First Order                     86. Pursuant to Section 405 of the
                                           licensees will use the ISIX Methodology                 on Reconsideration, including this                      Communications Act of 1934, as
                                           to determine if the LPTV or TV                          FRFA, in a report to Congress pursuant                  amended, 47 U.S.C. 405, and 1.429 of
                                           translator stations will cause them                     to the Congressional Review Act.27 In
                                                                                                                                                           the Commission’s rules, 47 CFR 1.429,
                                           interference for purposes of notifying                  addition, the Commission will send a
                                                                                                                                                           the Petitions for Reconsideration of the
                                           the LPTV or TV translator stations.                     copy of the Third Report and Order and
                                                                                                   First Order on Reconsideration,                         Report and Order in GN Docket No. 12–
                                           While this requirement will burden 600
                                                                                                   including this FRFA, to the Chief                       268 filed by ABC Television Affiliates
                                           MHz Band wireless licensees by
                                           requiring them to perform an ISIX                       Counsel for Advocacy of the SBA. A                      Association, CBS Television Network
                                           Methodology interference study, it will                 copy of the Third Report and Order and                  Affiliates Association, FBC Television
                                           benefit LPTV and TV translator                          First Order on Reconsideration,                         Affiliates Association, and NBC
                                           licensees by allowing them to continue                  including this FRFA, to the Chief                       Television Affiliates and by Cohen,
                                           operating until their spectrum is                       Counsel for Advocacy of the SBA.                        Dippell, and Everist, P.C. are denied to
                                           actually needed by the wireless                                                                                 the extent described herein.
                                                                                                   Ordering Clauses
                                           licensees. Consequently, this                                                                                      87. The Commission’s Consumer and
                                           requirement represents a reasonable                        82. Pursuant to the authority found in               Governmental Affairs Bureau, Reference
                                           balancing between the interest of LPTV                  sections 1, 4, 301, 303, 307, 308, 309,                 Information Center, shall send a copy of
                                           and translators, many of whom are                       316, 319, 332, and 403 of the
                                                                                                                                                           this Third Report and Order and First
                                           small businesses, and 600 MHz Band                      Communications Act of 1934, as
                                                                                                                                                           Order on Reconsideration in GN Docket
                                           wireless licensees, many of whom are                    amended, and sections 6402 and 6403 of
                                                                                                   Middle Class Tax Relief and Job                         No. 12–268, ET Docket No. 13–26, and
                                           also small licensees.
                                              79. To minimize the burdens on small                 Creation Act of 2012, Public Law 112–                   ET Docket No. 14–14, including the
                                           businesses that are required by the rules               96, 126 Stat. 156, 47 U.S.C. 151, 154,                  Final Regulatory Flexibility Analysis, to
                                           we are adopting that require OET–74                     301, 303, 307, 308, 309, 316, 319, 332,                 the Chief Counsel for Advocacy of the
                                           and ISIX Methodology interference                       403, 1452, and 1454, the Third Report                   Small Business Administration.
                                           analyses, we intend to make a version                   and Order and First Order on                               88. The Commission shall send a copy
                                           of our TVStudy software available that                  Reconsideration is adopted. The                         of this Third Report and Order and First
                                           can perform these analyses. The                         Commission’s rules are hereby amended                   Order on Reconsideration in GN Docket
                                           software can be used on a computer that                 as set forth in Appendix B.                             No. 12–268, ET Docket No. 13–26, and
                                           costs less than $2000 and is available                     83. The rules adopted herein will                    ET Docket No. 14–14 in a report to be
                                           free online at http://data.fcc.gov/                     become effective December 17, 2015,                     sent to Congress and the Government
                                           download/incentive-auctions/OET-69/.                    except for Sections 27.1310 and                         Accountability Office pursuant to the
                                           Because we are making this software                     73.3700(b)(1)(iv)(B) of the rules which                 Congressional Review Act, see 5 U.S.C.
                                           available, licensees will not need to                   contain new or modified information                     801(a)(1)(A).
                                           develop their own software or contract                  collection requirements subject to the
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                                           with an engineering consultant to                       Paperwork Reduction Act of 1995,                        List of Subjects in 47 CFR Parts 27 and
                                           perform these interference analyses. To                 Public Law 104–13, that are not                         73
                                           further reduce the compliance burden                    effective until approved by the Office of
                                           on 600 MHz Band wireless licensees, we                  Management and Budget (OMB). The                          Communications equipment, Radio,
                                           will not require them to share their                                                                            Television, Reporting and
                                           OET–74 interference analysis with                         27 See   5 U.S.C. 801(a)(1)(A).                       recordkeeping requirements.


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                                                            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations                                          71743

                                             Federal Communications Commission.                    methodology in OET Bulletin No. 74                      Authority: 47 U.S.C. 154, 303, 334, 336,
                                           Gloria J. Miles,                                        before deploying or operating wireless                and 339.
                                           Federal Register Liaison Officer, Office of the         base stations within the culling                      ■ 4. Section 73.3700 is amended by
                                           Secretary.                                              distances specified in Tables 7–12 of                 revising paragraph (b)(1)(iv)(B) and
                                           Final Rules                                             OET Bulletin No. 74 from the noise-                   adding paragraph (i) to read as follows:
                                                                                                   limited contour or protected contour of
                                             For the reasons discussed in the                      such a broadcast television station;                  § 73.3700 Post-Incentive Auction
                                           preamble, the Federal Communications                       (3) Is required to perform an                      Licensing and Operation.
                                           Commission amends 47 CFR parts 27                       interference study using the                          *       *     *    *     *
                                           and 73 as follows:                                      methodology in OET Bulletin No. 74                       (b) * * *
                                                                                                   when modifying a base station within                     (1) * * *
                                           PART 27—MISCELLANEOUS                                   the culling distances in Tables 7–12 of                  (iv) * * *
                                           WIRELESS COMMUNICATIONS                                 OET Bulletin 74 that results in an                       (B) The licensee of any broadcast
                                           SERVICES                                                increase in energy in the direction of co-            television station that the Commission
                                           ■ 1. The authority citation for part 27                 channel or adjacent channel broadcast                 makes all reasonable efforts to preserve
                                           continues to read as follows:                           television station’s contours;                        pursuant to section 6403(b)(2) of the
                                                                                                      (4) Is required to maintain records of             Spectrum Act that is predicted to
                                             Authority: 47 U.S.C. 154, 301, 302(a), 303,           the latest OET Bulletin No. 74 study for              experience a loss in population served
                                           307, 309, 332, 336, 337, 1403, 1404, 1451,
                                           and 1452, unless otherwise noted.                       each base station and make them                       in excess of one percent as a result of
                                                                                                   available for inspection to the                       the repacking process, either because of
                                           ■ 2. Add an undesignated center                         Commission and, upon a claim of                       new station-to-station interference or
                                           heading and § 27.1310.to read as                        harmful interference, to the requesting               terrain loss resulting from a new
                                           follows:                                                broadcasting television station.                      channel assignment (or a combination of
                                           Protection of Other Services                               (c) A licensee authorized to operate               both), will be afforded an opportunity to
                                                                                                   wireless services in the 600 MHz uplink               submit an application for a construction
                                           § 27.1310 Protection of Broadcast                       band must limit its service area so that              permit pursuant to paragraph (b)(2)(i) or
                                           Television Service in the 600 MHz Band                  mobile and portable devices do not                    (ii) of this section in the priority filing
                                           from Wireless Operations.
                                                                                                   transmit:                                             window required by paragraph
                                              (a) Licensees authorized to operate                     (1) Co-channel or adjacent channel to              (b)(1)(iv)(A) of this section.
                                           wireless services in the 600 MHz band                   a broadcast television station within                 *       *     *    *     *
                                           must cause no harmful interference to                   that station’s noise-limited contour or
                                           public reception of the signals of                                                                               (i) A broadcast television station
                                                                                                   protected contour;                                    licensed in the 600 MHz band, as that
                                           broadcast television stations                              (2) Co-channel to a broadcast
                                           transmitting co-channel or on an                                                                              band is defined in section 27.5(l)—
                                                                                                   television station within five kilometers                (1) Shall not be permitted to modify
                                           adjacent channel.                                       of that station’s noise-limited contour or
                                              (1) Such wireless operations must                                                                          its facilities, except as provided in
                                                                                                   protected contour; and                                paragraph (b)(1)(ii) of this section, if
                                           comply with the D/U ratios in Table 5                      (3) Adjacent channel to a broadcast
                                           in OET Bulletin No. 74, Methodology                                                                           such modification will expand its noise
                                                                                                   television station within 500 meters of               limited service contour (in the case of a
                                           for Predicting Inter-Service Interference               that station’s noise-limited contour or
                                           to Broadcast Television from Mobile                                                                           full power station) or protected contour
                                                                                                   protected contour.                                    (in the case of a Class A station) in such
                                           Wireless Broadband Services in the                         (d) For purposes of this section, the
                                           UHF Band ([DATE]) (‘‘OET Bulletin No.                                                                         a way as to:
                                                                                                   following definitions apply:                             (i) Increase the potential of harmful
                                           74’’). Copies of OET Bulletin No. 74 may                   (1) Broadcast television station is
                                           be inspected during normal business                                                                           interference to a wireless licensee which
                                                                                                   defined pursuant to § 73.3700(a)(1) of                is co-channel or adjacent channel to the
                                           hours at the Federal Communications                     this chapter;
                                           Commission, 445 12th St. SW., Dockets                                                                         broadcast television station; or
                                                                                                      (2) Noise-limited contour is defined to
                                           Branch (Room CY A09257),                                                                                         (ii) Require such a wireless licensee to
                                                                                                   be the full power station’s noise-limited
                                           Washington, DC 20554. This document                                                                           restrict its operations in order to avoid
                                                                                                   contour pursuant to § 73.622(e);
                                           is also available through the Internet on                                                                     causing harmful interference to the
                                                                                                      (3) Protected contour is defined to be
                                           the FCC Home Page at http://                                                                                  broadcast television station’s expanded
                                                                                                   a Class A television station’s protected
                                           www.fcc.gov.                                                                                                  noise limited service or protected
                                                                                                   contour as specified in section 73.6010;
                                              (2) If a 600 MHz band licensee causes                                                                      contour;
                                                                                                      (4) Co-channel operations in the 600
                                           harmful interference within the noise-                                                                           (2) Shall be permitted to modify its
                                                                                                   MHz band are defined as operations of
                                           limited contour or protected contour of                                                                       facilities, even when prohibited by
                                                                                                   broadcast television stations and
                                           a broadcast television station that is                                                                        paragraph (i)(1) of this section, if all the
                                                                                                   wireless services where their assigned
                                           operating co-channel or on an adjacent                                                                        wireless licensees in paragraph (i)(1)
                                                                                                   channels or frequencies spectrally
                                           channel, the 600 MHz band licensee                                                                            who either will experience an increase
                                                                                                   overlap;
                                           must eliminate the harmful interference.                   (5) Adjacent channel operations are                in the potential for harmful interference
                                              (b) A licensee authorized to operate                 defined as operations of broadcast                    or must restrict their operations in order
                                           wireless services in the 600 MHz                        television stations and wireless services             to avoid causing interference agree to
                                           downlink band:                                          where their assigned channels or                      permit the modification and the
                                              (1) Is not permitted to deploy wireless              frequencies spectrally abut each other or             modification otherwise meets all the
                                           base stations within the noise-limited                                                                        requirements in this part;
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                                                                                                   are separated by up to 5 MHz.
                                           contour or protected contour of a                                                                                (3) For purposes of this section, the
                                           broadcast television station licensed on                PART 73—RADIO BROADCAST                               following definitions apply:
                                           a co-channel or adjacent channel in the                 SERVICES                                                 (i) Co-channel operations in the 600
                                           600 MHz downlink band;                                                                                        MHz band are defined as operations of
                                              (2) Is required to perform an                        ■ 3. The authority citation for part 73               broadcast television stations and
                                           interference study using the                            continues to read as follows:                         wireless services where their assigned


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                                           71744            Federal Register / Vol. 80, No. 221 / Tuesday, November 17, 2015 / Rules and Regulations

                                           channels or frequencies spectrally                      television stations and wireless services             frequencies spectrally abut each other or
                                           overlap.                                                where their assigned channels or                      are separated by up to 5 MHz.
                                             (ii) Adjacent channel operations are                                                                        [FR Doc. 2015–29239 Filed 11–16–15; 8:45 am]
                                           defined as operations of broadcast                                                                            BILLING CODE 6712–01–P
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Document Created: 2015-12-14 14:00:00
Document Modified: 2015-12-14 14:00:00
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionRules and Regulations
ActionFinal rule.
DatesEffective December 17, 2015, except for the amendments to Sec. Sec. 27.1310 and 73.3700(b)(1)(iv)(B), which contain new or modified information collection requirements subject to the Paperwork Reduction Act of 1995, Public Law 104-13, that are not effective until approved by the Office of Management and Budget (OMB). The Commission will publish a document in the Federal Register announcing the effective date once OMB approves.
ContactAspasia Paroutsas, 202-418-7285, [email protected], Office of Engineering and Technology.
FR Citation80 FR 71731 
CFR Citation47 CFR 27
47 CFR 73
CFR AssociatedCommunications Equipment; Radio; Television and Reporting and Recordkeeping Requirements

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