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by Chris Holt
Director of Clearinghouse Operations, Comsearch
From Sunrise to "Sunset" - 2.1 GHz Cost-sharing
From time to time, and for various reasons, the FCC
requires licensed spectrum users (incumbents) to move their operations
from their licensed frequency assignment to a new frequency location. Such FCC-mandated
frequency relocations incur expenses which can be paid by another party
(a relocator) with an interest in having the incumbent vacate certain
frequencies. Typically, the party that incurs the expenses to relocate
the incumbent isn’t the only entity that gains from the spectrum
move. Other licensees that utilize the spectrum (new entrants)
may also enjoy the benefits associated with newly-unencumbered spectrum,
and the FCC permits the relocator to request that these new entrants
reimburse them for a portion of their costs. This is called cost-sharing.
The formal concept of cost-sharing the expenses associated with relocating
incumbents was introduced by the FCC in 1996 as part of the new 1.9 GHz
Personal Communications Service (PCS), in a response to the free
rider issue associated with previous incumbent relocations. A
free rider was a new entrant into a spectrum band that benefited from
the relocation of an incumbent without contributing to the relocation
costs paid by the relocator. The FCC established cost-sharing procedures
to ensure that all parties benefiting from incumbent relocations share
in the associated costs.
In the 2.1 GHz (2110 - 2200 MHz ) relocations that
are currently being initiated, cost-sharing will be employed to make
certain that Advanced Wireless Services (AWS) and Mobile Satellite
Services (MSS) licensees who benefit from the previous relocation of a 2.1 GHz incumbent
share in the cost of that relocation by making a proportional payment
to the relocator. The procedures for implementing this cost-sharing
exercise are set forth in the FCC’s Ninth Report and Order in
ET Docket No. 00-258, adopted on April 21, 2006 (9th R&O). Specifically, the 9th R&O addresses
the relocation of both Broadband Radio Service (BRS) and Fixed Microwave
Service (FS) incumbents from the 2.1 GHz band and the related cost-sharing
obligations of eligible relocations.
In order to make spectrum available for use by the
AWS licensees, the FCC rules require newly-licensed AWS operators to
pay the costs associated with relocating the legacy systems operating
in the 2.1 GHz band. Accordingly,
these new 2.1 GHz entrants must invest significant sums of money to relocate
incumbent BRS and FS systems. The cost-sharing mechanism allows
new AWS licensees to enter the market and deliver the benefits of advanced
wireless services with a minimum of delay, while continuously and equitably
distributing the associated costs to clear the band among all those that
benefit.
CTIA Spectrum Clearinghouse, LLC
The CTIA Spectrum Clearinghouse, LLC (CTIA Clearinghouse) was created
as a cooperative venture in 2006 by CTIA - The Wireless Association and
Comsearch. It operates under the authorized designation of the
FCC, and ensures objective and equitable cost-sharing for incumbent relocations
in the 2.1 GHz spectrum band. The CTIA Clearinghouse provides database
management, technical relocation analysis and cost-sharing assistance
to all affected licensees; both incumbent users of the spectrum and newly-licensed
entities.
The CTIA Clearinghouse is tasked with identifying and making notifications
regarding, cost-sharing obligations in the AWS and MSS portions of the
2.1 GHz spectrum band. Just prior to the AWS auction, there were some
5,700 fixed microwave links and approximately 206 BRS systems in the
new AWS spectrum. Now that the AWS licenses have been awarded,
the licensees who secured spectrum through the auction process face the
obligation to clear the spectrum of any interference potential to the
incumbent users prior to deployment of their new services as required
by the FCC's transition rules. This spectrum-clearing effort creates
a situation in which the relocator pays for the relocation of incumbent
systems, thereby collaterally removing obstacles to market for direct
competitors in the same geographical area. Thus, the concept of
the AWS cost-sharing clearinghouse was developed by the FCC to distribute
the financial burden of incumbent relocation fairly and equitably while
promoting a more rapid deployment of Advanced Wireless and Mobile Satellite
Services.
Eligibility for Cost-sharing – Primary vs. Secondary Systems
The license status of an incumbent’s system, i.e., whether
it is designated as “primary” or “secondary,” determines
the new entrant’s relocation requirements. Newly-licensed
entities are only required to relocate systems with a primary status. Licenses
designated as secondary are relocated at the incumbent licensee's expense,
as new entrants are not required to negotiate and pay for such relocations. Secondary
systems are permitted to operate if it is determined that they do not pose potential
interference to a new entrant’s system. New entrants must
provide at least 30 days notice prior to commencing operations. It
is important to note that some fixed microwave links are currently licensed
as primary on one end and secondary on the other end. When this
is the case, only the primary portion of the link is eligible for relocation
at the new entrant’s expense. Both microwave incumbents and
new entrants need to be aware of the license status on both ends of affected
systems.
The Basic Mechanics of Cost-sharing
Cost-sharing in the 2.1 GHz band is contingent upon two independent events – relocation
and a cost-sharing “trigger.” The former, a relocation
of an incumbent’s system, takes place when a new entrant clears
the spectrum of interference potential for future network deployment. The
new entrant identifies the incumbent with whom they may interfere, negotiates
a deal for the incumbent to vacant the spectrum, pays the FCC-allowable
costs, and registers the relocation at the CTIA Clearinghouse (a registered
relocation). This relocation registration is then continuously
monitored for cost-sharing triggers.
A cost-sharing trigger is identified by the CTIA Clearinghouse when a
new entrant’s base station is co-channel with a registered relocation
and satisfies the appropriate cost-sharing test. For the relocation
of a fixed microwave system, the appropriate and bright-line test is
called the Proximity Threshold Test (PTT) box. Consequently, when
the two conditions are met (the new entrant is co-channel with the relocated
link and inside the virtual PTT box), a cost-sharing obligation is triggered
and all affected parties will be notified by the CTIA Clearinghouse of
the event.
The Proximity Threshold Test box as defined by the FCC:

For relocated BRS systems, the two-part cost-sharing
test differs somewhat. In
this scenario, the new entrant’s base station needs to be co-channel
with the relocated BRS system and have line-of-sight to either the geographical
service area for one-way BRS systems (typically video operations), or
the receive station hub for two-way systems (typically data operations). Again,
if both conditions are completely satisfied, the affected parties will
be notified by the CTIA Clearinghouse of the cost-sharing event.
A third basic cost-sharing scenario in the 2.1 GHz spectrum band involves
another new entrant into the band – MSS operators. MSS operators
can trigger cost-sharing obligations in one of two ways. First,
an MSS operator can trigger an obligation on a registered relocation
from its satellite downlink. TIA Technical Service Bulletin 86
establishes the guidelines for determining the potential for interference
from such operations. Second, an MSS operator can also trigger
a cost-sharing obligation from the deployment of ground-based facilities,
called ancillary terrestrial components or ATCs. The PTT box, coupled
with co-channel criteria, is used in the determination of the cost-sharing
obligations of MSS operators for their terrestrial components. In
either scenario, when the MSS operator triggers an obligation, it is
responsible for contributing 50% toward the relocation, without depreciation,
up to the FCC-allowable costs.
Determining Cost-sharing Amounts
After the cost-sharing criteria have been completely satisfied in any
of the aforementioned scenarios, the CTIA Clearinghouse determines the
amount a subsequent new entrant will be obligated to reimburse a relocator
or previous, contributing new entrant. The reimbursable costs are
capped at $250k for equipment and $150k for tower modifications for FS
microwave relocations. There is no cap for reimbursable BRS relocation
costs.
In a typical pro-rata cost-sharing situation, the reimbursement amount R is
calculated using three variables – costs of the relocation C,
the number of benefiting licensees N, and a depreciation factor D. This
depreciation factor should not be considered as a discount as in the
accounting sense. Rather, the FCC describes it as the competitive
advantage that the relocator enjoys over later entrants and is calculated
as difference, in whole months, between the date a relocator obtains
reimbursement rights for a system and the date a later entrant triggers
the obligation. Thus, the first provider to market should expect
to pay a greater percentage of the relocations costs.
In its most basic form, the pro-rata cost-sharing formula is R = (C/N) – D and
is utilized to determine the pro-rata cost-sharing amounts regardless
of whether or not the incumbent relocation was a BRS or fixed microwave
system.
Here’s an example:
- Company A relocates a fixed microwave link on
11/29/06 for $150,000 (equipment and tower costs combined) and benefits
from the relocation – N of
the pro-rata formula equals 1 for Company A.
- Company B triggers a cost-sharing obligation to
Company A on 1/15/07 – N of
the pro-rata formula equals 2 for Company B.
- Company C triggers a cost-sharing obligation to
both Company A and Company B on 2/1/07 –N of the pro-rata cost-sharing
formula equal 3 for Company C.
| |
Company A |
Company B |
Company C |
| Initial relocation |
-$150,000 |
$0 |
$0 |
| Company B triggers* |
+$74,375 |
-$74,375 |
$0 |
| Subtotal |
-$75,625 |
-$74,375 |
$0 |
| Company C triggers** |
+$24,583 |
+$24,583 |
-$49,166 |
| Final total*** |
-$51,042 |
-$49,792 |
-$49,166 |
* Company B’s trigger had 1 month of depreciation
associated with it.
** Company C’s trigger had 2 months of depreciation associated
with it, and the amount of Company C’s obligation ($49,166) is
split equally between Company A and Company B, with $24,583 paid to
each.
*** Without considering depreciation, all 3 companies would have actually
paid exactly the same amount towards the relocation - $50,000.
There are two additional cost-sharing situations
worthy of mention - full reimbursement and self-relocation. In a full reimbursement
situation, a new entrant may complete a relocation of an incumbent’s
system, but not benefit from the relocation of specific link segments
in the system. In this case, the licensee serving as the relocator
would be entitled to full reimbursement (up to the allowable amounts
and without depreciation) from the first new entrant to subsequently
benefit from the relocator investment. After the initial cost-sharing
trigger, the relocation would then be cost-shared in a pro-rata manner
going forward. The second scenario, in which an incumbent relocates
its own facilities under the FCC’s guidelines, also known as a
self-relocation, entitles the self-relocator to full reimbursement less
depreciation from the first new entrant benefiting from the relocation. The
self-relocator’s investment would then be cost-shared in a pro-rata
manner going forward.
Sunset – the Termination of Cost-sharing
in the 2.1 GHz Band
“Sunset” is the term the FCC
uses to describe the termination of its rules for BRS and fixed microwave
relocations and the related cost-sharing obligations in 2.1 GHz spectrum
band. These
rules are scheduled to sunset on November 29, 2016, ten years after the
first AWS license was awarded. This sunset provision has two important
exceptions. First, cost-sharing on eligible BRS relocations will
end on November 29, 2021, fifteen years after the first F-block license
was awarded. Second, for the licensees in the 2180-2200 MHz band,
sunset will take place on December 8, 2013, ten years after the start
of the mandatory negotiation period between MSS/ATC operators and incumbent
users of the spectrum.
A Final Word
The FCC made an educated decision
to employ the proven mechanism that was the cost-sharing program developed
for the relocation of the PCS band to address the challenges associated
with the deployment of AWS in an encumbered portion of the spectrum band. And,
according to the FCC, the cost-sharing process serves the public interest
well while continuously addressing their objectives of ensuring:
- Equitable distribution of relocation costs among beneficiaries of
the spectrum-clearing effort;
- Encouragement of simultaneous relocation of multi-link communication
systems; and
- Acceleration of the relocation process promoting a rapid deployment
of new services in the spectrum band.
Comsearch, in its partnership with CTIA, looks forward
to working with all affected licensees in the 2.1 GHz band to equitably
and expeditiously manage the entire cost-sharing process.
by Daniel Hardiman
Manager, Spectrum Solutions
Microwave Backhaul - Design to Deployment
In recent years, the Fixed Wireless Access craze
that ran so rampant and reckless in the late ‘90s and into 2000
has really started to heat up again. Big players have stepped
in, WISPs have cropped up everywhere, WiMAX is happening, and the capital
pipeline is again free-flowing. The vision of ubiquitous untethered
(affordable) high-speed connectivity is proving to be a here-and-now
reality. Network
designers are aggressively working to build and expand their systems. The
challenges are great, and wireless connectivity to the customer premises
is only half the battle. At the heart of any well-designed wireless
deployment is a reliable, diverse, and robust backhaul network.
Last-mile connectivity is of no use if you can’t get that traffic
back to the point of presence (POP) and ultimately onto the internet. Designing
a solid backhaul network can be a daunting task. There are many
tools that can help, and just being aware of the various options at each
step of the process will bring you closer to being a full-fledged backhaul
designer. In the following sections I examine just a few of the
challenges you may face.
Microwave?
Although the focus of this article is on microwave backhaul, a full microwave
or even partial microwave backhaul network is by no means a requirement. In
fact, most backhaul networks will be a hybrid of microwave, leased
line, or even fiber. Factors such as available capital, capacity
requirements, reliability, customer base, type of terrain, and local
vegetation will all affect your decision to use microwave. Having
said that, it if fair to state that microwave is an extremely reliable
medium for backhaul traffic and its long-term economic viability often
exceeds all other options.
Terrain Data
The first step in any design project is assembling the necessary tools
to get the job done. Digitized terrain data is a must to perform
path designs accurately and efficiently. Thirty-meter (30m) resolution
terrain data is readily available from many vendors, and if just a
small area is required, free downloads can be found. At this
time, 10m national elevation data (NED) datasets are available for
large portions of the United States and 3m datasets are available for
select areas.

Being able to quickly profile many different paths
is critical to getting a design done in a timely manner. A backhaul network consisting
of 50 or even 100 sites can result in many hundreds of potential paths
that need to be assessed. Ruling out those links which are blocked
by terrain first, and then prioritizing the remainder, will allow you
to focus your efforts on those links with the highest probability for
success. Incorporating comprehensive terrain data with a network
design tool, such as Comsearch’s iQ·link® tool, will allow
you to automate parts of this process, dramatically decreasing the time
required to develop a solid preliminary design.
Map Datum
A map datum is a mathematical model of the surface of the Earth. All
positioning information on a map, such as latitude and longitude, must
be based on a reference datum. Digitized terrain data will also
refer to a given map datum. The most common datum in the United
States is North American Datum 1983 (NAD83). The reference datum
for the global positioning system (GPS) is the World Geodetic System
1984 (WGS84) datum. For all practical purposes WGS84 and NAD83
datums are interchangeable. In addition to these, there are numerous
other local and regional datums covering all parts of the world. In
fact, many US Geological Survey (USGS) topographic maps are still based
on North American Datum 1927 (NAD27) datum. In many parts of the
country, the difference between NAD83 and NAD27 coordinates can be many
tens of meters.
The key point to stress here is that a consistent
map datum must be utilized throughout the design process. All design tools, terrain
data, GPS units, and reference maps must all refer to or convert to a
single consistent datum. Field engineers should never just blindly
turn on a GPS and take a reading without knowing the associated map datum.
Site Selection
There are many factors controlling the site selection process in a network
deployment. Often, the overriding factors will have little to
do with backhaul requirements. Customer locations, last mile
RF concerns, lease costs, zoning, and even existing relationships can
all affect site selection. However, since site selection can
so dramatically affect the microwave design process, backhaul engineers
should be engaged early in the process. Maintaining an open
dialogue between the backhaul and site acquisition specialists is the
best way to insure the selection of backhaul friendly sites.
So what makes a site “backhaul friendly”? In a word,
height; high centerlines are the number one factor in getting microwave
connectivity. Higher elevation sites, large towers with little
or low vegetation surrounding them, rooftops that slightly exceed the
average height in the area, these are all good candidates. Other
backhaul concerns may include available tower space, structural loading,
ambient RF environment (especially if using unlicensed radios). In
addition, proximity to customers, core network facilities, or other sites
must also be considered.
Field Surveys
Often, designers may forego field surveys in order to save time and expense. This
is a very dangerous proposition, however. Full path surveys or
at least visual line-of-sight (LOS) verifications are always recommended. Through
the preliminary design processyou can make some fairly reliable judgments,
but nothing can take the place of real world surveys. A building
database can aid in the design processand is definitely useful for ruling
out paths, but generally not reliable enough for ensuring clear LOS. In
urban and suburban areas, there are just too many potential obstructions. In
rural areas most of your antennas will be mounted on towers. Guessing
at average tree heights and leaving sufficient margin to ensure a clear
path can lead to unnecessarily high antenna centerlines. This is
turn can lead to increased lease costs, structural loading concerns,
additional transmission line, excessive line losses, and even path fading. With
a properly performed field survey, antenna centerlines can be optimized,
clear line of sight can be insured, and the potentially disastrous consequences
of a blocked path can be avoided.
Equipment Selection
Many of the key factors in choosing microwave radio equipment are completely
dependent on the network architecture. Thus, many of these choices
go hand-in-hand with the type of service being provided. But
there are some on-going choices the designer will be constantly evaluating. Band
selection and antenna size will be adjusted accordingly based on path
length while maintaining overall link quality and reliability. Capacity
requirements are also a huge factor the designer will be considering. Higher
capacity links will be required closer to the POP as traffic from all
other sites will have been aggregated. All other things being
equal, higher capacity generally means higher modulation rates, and
thus higher receiver thresholds. This results in a reduced fade
margin with a greater percentage of path outage. The reduced
fade margin can usually be overcome with larger, higher gain antennas
or by limiting path lengths, but those options are not always viable. The
designer must be well aware of this delicate balance of the various
factors. All factors must be considered and the unique aspects
of each link must be addressed individually.
Licensed vs. Unlicensed
Unlicensed manufacturers have begun implementing some rather ingenious
modulation schemes into their unlicensed radios. With so many
unlicensed radios deployed and clearly so many more being planned,
interference rejection is a top priority. Dynamic frequency
selection (DFS) is just one example of this type of thinking. DFS
radios continuously scan the available band looking for clear spectrum
and then assign the active channel accordingly. Adaptive modulation
is also used to allow for operation in complex environments. By
constantly optimizing the modulation scheme, throughput can be maximized
while maintaining link quality. But probably most important of
all has been the use of orthogonal frequency division multiplexing
(OFDM). OFDM is inherently resistant to interference and especially
multipath. The use of OFDM is the basis for many of the non-line
of sight (NLOS) radios now being advertised. OFDM schemes divide
the carrier channel into numerous sub-carriers while intelligently
distributing traffic. They do well to combat frequency selective
fading, allow for increased delay spreads, and provide increased resistance
to cochannel interference.
With all these advances in unlicensed radio technology,
one might wonder why bother with licensed radios. Well, the interference rejection
schemes were developed for a reason: crowded spectrum. Deployments
in the unlicensed bands are so prevalent that finding clear spectrum
is increasingly difficult. Although these rejection schemes are
resistant to interference, they are not immune. With adaptive
modulation, link quality can often be maintained even in noisy environments,
but throughput is always the first to suffer. Consistent throughput
limitations can wreak havoc on a backhaul network.
The most disconcerting aspect of utilizing unlicensed
spectrum is the lack control. An operator can perform every possible test of the
RF environment at the time of deployment, but what happens after that
is completely beyond his control. Licensed links are the safe choice
for long-term reliability of the network. Many WISPs will often
opt to use a combination of licensed and unlicensed radios, where all
critical backbone and transport links utilize protected licensed frequencies
and less critical spurs may utilize unlicensed spectrum.
FCC Filing
When planning your network rollout and scheduling a launch date, enough
time must be set aside for frequency coordination and FCC filing. In
most cases, your links can be coordinated and launched under “conditional
authorization” meaning transmissions can begin immediately upon
filing applications with the FCC. This eliminates the typical
60 to 120 day period while waiting for applications to be granted,
but you still must allow time for the coordination process. Typical
timeframes would include 5 to 7 days for a frequency search, 30 days
waiting period for the Prior Coordination Notice (PCN), and 3 to 5
days to file all applications. In total 40 to 45 days from initiation
of the frequency search to available launch date is typical. An
estimate of 55 to 60 days is probably safer to avoid any possible delays. Lack
of available frequencies, geographical/band restrictions, or even objections
from other incumbents could all hamper the process and lead to extended
coordination timeframes.
Frequency Protection
So all your designs are complete, line of sight has been verified, you’ve
got clear frequencies and they’ve been filed with the FCC. Now
don’t forget about protecting those licenses. Although many
licensees feel that just having their license on file with the FCC will
provide adequate protection, the burden actually lies with the licensees. Licensees
are actually required to review all prior-coordination notices and applications
that come out on public notice. Frequency Protection services from
a qualified vendor can relieve this burden and provide for years of worry
free interference-free operation.
Comsearch is here to help. With design tools such
as iQ·link, services including Fixed Network Design, Path Surveys, Microwave
Coordination, FCC License Preparation and Submittal, Frequency Protection,
and a complete array of data solutions including worldwide terrain and
morphology data, we can provide any level of assistance. We provide
services that can help throughout all phases of your design, implementation,
and on-going network management. Click
here for more information on Comsearch's
Backhaul services.

MICROWAVE
Structure Announced for the new Public Safety
and Homeland Security Bureau – (FCC No. 06-35) FCC-06-35A1.pdf FCC-06-35A2.pdf FCC-06-35A3.pdf FCC-06-35A4.pdf FCC-06-35A5.pdf DOC-267599A1.pdf DOC-267599A2.pdf DOC-267599A3.pdf DOC-267599A4.pdf DOC-267599A5.pdf
Pilot Program Adopted for Rural Health Care – Program
planned to help public and non-profit health care providers build state
and region-wide broadband networks dedicated to the provision of health
care services, and connect those networks to Internet2, a dedicated nationwide
backbone. (Dkt No 02-60, FCC No. 06-144) DOC-267605A1.pdf DOC-267605A2.pdf DOC-267605A3.pdf DOC-267605A4.pdf DOC-267605A5.pdf DOC-267605A6.pdf FCC-06-144A1.pdf FCC-06-144A2.pdf FCC-06-144A3.pdf FCC-06-144A4.pdf FCC-06-144A5.pdf FCC-06-144A6.pdf
Annual Report on State of Competition in the Wireless Industry
- The FCC adopted its Eleventh Annual Report to Congress on
the state of competition in the mobile telephone - or Commercial Mobile
Radio Services (CMRS) - industry. (Dkt No 06-17) DOC-267610A1.pdf DOC-267610A2.pdf DOC-267610A3.pdf DOC-267610A4.pdf DOC-267610A5.pdf
Re-channelization of the 17.7-19.7 GHz Frequency Bands -
Rules revised to reduce regulatory burdens for 18 GHz band terrestrial
Fixed Microwave Services (FS) licensees that are subject to involuntary
relocation from the 18.3-19.3 GHz band pursuant to the FCC's reallocation
of that band. (Dkt No 04-143, FCC No 06-141) FCC-06-141A1.pdf FCC-06-141A2.pdf
Low Power Devices on Vacant TV Channels -
The FCC adopted a 1st R&O and Further NPRM allowing new low power devices to operate
in the broadcast television spectrum. (Dkt No 02-380, 04-186) DOC-267867A1.pdf DOC-267867A2.pdf DOC-267867A3.pdf DOC-267867A4.pdf DOC-267867A5.pdf DOC-267867A6.pdf FCC-06-156A1.pdf FCC-06-156A2.pdf FCC-06-156A3.pdf FCC-06-156A4.pdf FCC-06-156A5.pdf FCC-06-156A6.pdf
Protection Requirements in the 700 MHz Band -
The FCC granted in part and denied in part a Petition for Declaratory
Ruling filed by Qualcomm Incorporated regarding the requirements for
interference protection in the 700 MHz band. (Dkt No 05-7, FCC
No. 06-155) DOC-267862A1.pdf DOC-267862A2.pdf DOC-267862A3.pdf FCC-06-155A1.pdf FCC-06-155A2.pdf FCC-06-155A3.pdf
Advanced Television Systems - The FCC proposed a new
DTV Table of Allotments, providing all eligible stations with channels
for DTV operations after the DTV transition. (Dkt No 87-268, FCC No.
06-150) FCC-06-150A1.pdf FCC-06-150A2.pdf FCC-06-150A3.pdf
Telephone Subscribership Report -
The report presents subscribership statistics based on the Current
Population Survey (CPS) conducted by the Census Bureau in March 2006. The
report also shows subscribership levels by state, income level, race,
age, household size, and employment status. DOC-268003A1.pdf
Migratory Bird Collisions With Communications Towers -
The FCC adopted a Notice of Proposed Rulemaking that seeks comment on
whether the FCC should take measures to reduce the number of migratory
bird collisions with communications towers. Extension of Time for the
pleading cycle of the pending NPRM in this Docket. (Dkt No 03-187) Comments
Due: 04/23/2007. Reply
Comments Due: 05/23/2007. (Dkt No 03-187, DA No. 07-72)
DOC-268333A1.pdf DOC-268333A2.pdf DOC-268333A3.pdf DOC-268333A4.pdf DA-07-72A1.pdf
Nationwide, Broadband, Interoperable Public Safety Network in
the 700 MHz Band - The FCC adopted a Ninth Notice of Proposed
Rulemaking that proposes a national, centralized approach to maximize
public safety access to interoperable, broadband spectrum in the 700
MHz band. (Dkt No 96-86, 06-229, FCC No. 06-181) DOC-269117A1.pdf DOC-269117A2.pdf DOC-269117A3.pdf DOC-269117A4.pdf DOC-269117A5.pdf DOC-269117A6.pdf FCC-06-181A1.pdf FCC-06-181A2.pdf FCC-06-181A3.pdf FCC-06-181A4.pdf FCC-06-181A5.pdf FCC-06-181A6.pdf
Broadband PCS Spectrum (Auction 71) – 38
total licenses, frequencies are:
| |
Block A |
30 MHz |
1850-1865, 1930-1945 MHz |
| |
Block C1 |
15 MHz |
1902.5-1910, 1982.5-1990 MHz |
| |
Block C2 |
15 MHz |
1985-1902.5, 1975-1982.5 MHz |
| |
Block C3 |
10 MHz |
1895-1900,1975-1980 MHz |
| |
Block C4 |
10 MHz |
1900-1905,1980-1985 MHz |
| |
Block C5 |
10 MHz |
1905-1910, 1985-1990 MHz |
| |
Block D |
10 MHz |
1865-1870, 1945-1950 MHz |
| |
Block E |
10 MHz |
1885-1890, 1965-1970 MHz |
| |
Block F |
10 MHz |
1890-1895, 1970-1975 MHz |
Scheduled for May 16, 2007. (DA No 06-2298, Dkt No 06-206, AUC-06-71-A) Auction71.Summary
Phase II 220 MHz Spectrum (Auction 72) – Band
is 220–222 MHz, Scheduled for June 20, 2007. (DA No 06-2437, Dkt
No 06-214) Auction72.Summary
SATELLITE
FCC Grants Authority to Construct a Satellite System
of Highly-elliptical, NGSO Satellites to Operate in C- and Ku-band
Frequencies
The FCC
granted Virtual Geosatellite, LLC (Virtual Geo) authority to construct
a satellite system of highly-elliptical, non-geostationary satellite
orbit (NGSO) fixed-satellite service (FSS) satellites to operate in
C- and Ku-band frequencies. Specifically, Virtual Geo was authorized
to construct 18 NGSO FSS satellites capable of operating service links,
infrastructure and relay links, and telemetry, tracking, and command
links in the 5925-6725 MHz, 12.75-13.25 GHz, and 13.8-14.5 GHz uplink
frequency bands (Earth-to-space), and the 3700-4200 MHz, and 10.7-12.7
GHz downlink frequency bands (space-to-Earth). Upon Virtual Geo
meeting certain orbital debris requirements, this authorization will
allow Virtual Geo to offer a range of data, voice, and video broadband
fixed satellite services to businesses and consumers around the globe,
and will promote competition and investment in broadband services.
http://hraunfoss.fcc.gov/edocs_public/attachmatch/DA-06-2560A1.doc
FCC (IB) Invites Comment on Proposal to Remove Certain Non-U.S.-Licensed
Satellites From the Exclusion List for Global International Section
214 Authorization Purposes
The FCC International Bureau invites comment on a proposal to remove
from the Section 214 Exclusion List those non-U.S.-licensed satellites
that have been allowed to enter the U.S. market for satellite services
pursuant to the procedure adopted in the DISCO II Order.This
action is taken pursuant to the International Bureau’s authority
to maintain the Section 214 Exclusion List, which was delegated to the
Bureau by the Commission in the 1996 Streamlining Order.
In the 1996 Streamlining Order, the Commission
promulgated rules for carriers to apply for and receive a global facilities-based
Section 214 authorization, which allow carriers to provide international
services using any U.S.-licensed facilities, such as U.S.-licensed
satellites, without filing a separate Section 214 application for each
new facility. In
that order, the Commission also established the Section 214 Exclusion
List, which identifies particular facilities and/or particular countries
that are not included in a global facilities-based Section 214 authorization,
and, therefore, require a separate Section 214 authorization under Section
214 of the Communications Act, as amended.
http://hraunfoss.fcc.gov/edocs_public/attachmatch/DA-07-100A1.doc
FCC Seeks Additional Comment on Recommendations Approved by the Advisory
Committee for the 2007 World Radiocommunication Conference (WARC) Regarding
the Regulatory Measures for the Protection of the Earth Exploration-Satellite
Service (Passive) from UnwantedEmissions of Active Services
The 2007
World Radiocommunication Conference (WRC-07) will address Agenda Item 1.20,
which calls for consideration of regulatory measures for the protection
of the Earth exploration-satellite service from unwanted emissions of active
services in the following bands: 1 350-1 400 MHz,
1 427-1 452 MHz, 22.55-23.55 GHz, 30-31.3 GHz, 47.2-50.2 GHz
and 50.4-52.6 GHz. These bands are allocated for use in various FCC rule
parts related to a number of radio services including Part 25 (Satellite
Communications), Part 27 (Miscellaneous Wireless Communications Services,
Part 87 (Aviation) Part 90 (Private Land Mobile Radio Services), Part
95 (Personal Radio Services), and Part 101 (Fixed Microwave Services).
http://hraunfoss.fcc.gov/edocs_public/attachmatch/DA-06-2262A1.doc
SkyTerra Completes Acquisition of BCE Inc’s
Stake in MSV
SkyTerra Communications Inc. has completed its previously
announced acquisition of BCE Inc.'s stake in Mobile Satellite
Ventures (MSV), SkyTerra announced Jan. 8.
SkyTerra now is the sole owner of MSV's general partner and about 83
percent of the outstanding limited partnership interests of MSV. SkyTerra's
ownership will increase to 100 percent of the limited partnership interests
of MSV upon completion of the remaining exchanges under the existing
agreement with the Motient Corp.
Loral and Telesat to Combine
The Fixed Satellite
Services (FSS) business of Loral Space & Communications
Inc. and Telesat Canada will be combined under a new Canadian company
to become the fourth largest operator in the world, the companies announced
Dec. 18. Under an agreement, Loral and its partner, Canada's Public
Sector Pension Investment Board (PSP Investments), will acquire
100 percent of the stock of Telesat Canada from parent company BCE
Inc. The combined operations of Telesat and Loral Skynet consist
of 11 satellites with four additional spacecraft scheduled to be placed
into orbit throughout the next three years. The new organization, dubbed
Telesat, will have a backlog of $4.9 billion. Daniel Goldberg, president
and CEO of Telesat, will serve as CEO of the new organization, which
will be headquartered in Ottawa.
Echostar Authorized to Operate in Additional Spectrum
18.3 – 18.5
GHz, 18.6 – 18.8 GHz
The FCC authorized EchoStar Satellite
to operate the EchoStar 9 satellite in 400 megahertz of additional
Ka-band spectrum at the 121º W.L.
orbital location. Specifically, they authorize EchoStar to operate
EchoStar 9 in the 18.3-18.5 GHz, 18.6-18.8 GHz, 28.4-28.6
GHz, and 29.3-29.5 GHz frequencies, in addition to the previously
authorized 29.5-30.0 GHz and 19.7-20.2 GHz frequencies.
The EchoStar 9 satellite, a hybrid Ku-/Ka-band satellite,
was launched in 2003 and is currently located at the 121º W.L.
orbital location. EchoStar
9 is authorized to operate in the "upper" half of the 1000
megahertz of Ka-band spectrum ("upper Ka-band") allocated
in both transmission directions to the Fixed-Satellite Service (FSS). When
the "lower Ka-band" became available for reassignment, EchoStar
filed a modification application to add these frequencies to its license
for a next-generation Ku-/Ka-band satellite which is scheduled for launch
in 2009 and will be located at the 121º W.L. orbital location. The
Commission granted this modification application in August 2005 On
August 30, 2006, EchoStar filed the instant application to add 400 MHz
of the lower Ka-band frequencies to an existing payload on its EchoStar
9 satellite The application was placed on public notice as accepted
for filing on September 29, 2006.
http://hraunfoss.fcc.gov/edocs_public/attachmatch/DA-06-2590A1.doc

Comsearch Selected, for the 10th
year, as the CTIA WIRELESS Official Spectrum Manager
In its tenth consecutive year as official spectrum manager
at CTIA WIRELESS, Comsearch will ensure that the radio frequencies used in demonstrations
by exhibitors do not interfere with each other and other licensed wireless operations
in the area. This year's show presents new challenges with demonstrations using
UMTS, WiMax, and Digital Video Broadcasting-Handhelds (DVB-H) technologies, in
addition to the GSM and CDMA technologies common to the show. Click
here for
more information.
Comsearch Offers Incumbent Relocation
Services to Assist Winners
of FCC's AWS Auction
Comsearch has introduced a turnkey set of services
that will assist winners in the Federal Communications Commission's advanced
wireless spectrum (AWS) auctions with deploying new services in a timely
and cost-effective manner.
Comsearch's incumbent
relocation solutions are tailored to address the FCC's requirements for
those acquiring 1.7 GHz and 2.1 GHz spectrum, specifically the need to
address interference with existing federal government and commercial systems
in those radio bands. Comsearch uses its iQ.clearXG™
software to identify channels that can be shared without causing interference
to 1.7 GHz and 2.1 GHz incumbents. In instances where spectrum sharing
is not an option, Comsearch will facilitate relocating an incumbent to
a different band through negotiation and project management. View
press release for more information.
Comsearch Contracted By CTIA Cost-sharing Clearinghouse
Comsearch has been contracted by CTIA, designated FCC
Cost-sharing Clearinghouse for post AWS-auction relocations, to handle
the day-to-day operations of relocation and cost-sharing for wireless
licensees as a result of the 2006 Advanced Wireless Services (AWS) auction.
Visit http://www.ctia.org/news_media/press/body.cfm?record_id=1650
for more information.
<%-- Visit Comsearch at the Annual Defense Spectrum
Summit 2006
Comsearch will be exhibiting at Defense Spectrum Summit
2006, December 4th-8th in Annapolis, MD. This year's event , "Spectrum
Transformation: Full Partnership", will underscore the importance
of our community working together to identify and manage the critical
spectrum requirements both within the military community, as well as those
within the broader domestic and international arenas. To find out more,
visit:
http://www.afcea.org/events/spectrum/info.asp --%>
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