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FCC To Auction Spectrum

September 23, 2013 by  
Filed under Around The Net

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The U.S. Federal Communications Commission will sell 10 megahertz of spectrum in the 1900MHz band for commercial mobile services in an auction set to start on Jan. 14, the agency announced.

The agency on last  Friday set a minimum price for licenses in the so-called H block of $1.56 billion, with some of the money funding the First Responder Network Authority (FirstNet), a government board building a nationwide broadband network for public safety agencies.

The auction will help mobile providers address a predicted spectrum shortage, said Mignon Clyburn, the FCC’s acting chairwoman. The auction “will help close the spectrum gap as well as contributing to the goal of making mobile broadband available to our nation’s first responders,” she said in a statement.

Congress, in the Middle Class Tax Relief and Job Creation Act of 2012, required the FCC to license 65 megahertz of spectrum, including the 10 megahertz in the H block, by February 2015.

The FCC has considered auctioning the 1915-1920MHz and 1995-2000MHz spectrum in the past, but concerns about interference with a nearby PCS block kept the commission from moving forward. An FCC order adopted in June created technical rules to keep the H block from interfering with PCS signals.

Commissioner Ajit Pai praised Clyburn for scheduling the auction. The spectrum “will help deliver bandwidth-intensive mobile services and applications” over mobile networks, he said in a statement.

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at@t Wants More

August 13, 2012 by  
Filed under Smartphones

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AT&T plans to buy NextWave Wireless, a holder of spectrum that could be used for mobile data services, for about $600 million.

NextWave owns licenses for spectrum in both the WCS (Wireless Communications Services) and the AWS (Advanced Wireless Services) band. AT&T said in a press release it plans to use that spectrum to feed “skyrocketing” demand for mobile data, but it will have to wait for an ongoing Federal Communications Commission review before it can take advantage of the WCS band.

The FCC auctioned WCS spectrum in 1997, but it has not been used for mobile data because of rules designed to prevent interference with satellite users in adjacent bands, AT&T said. In June, AT&T and satellite radio company Sirius XM filed a proposal to the FCC for using WCS while protecting the nearby satellite users, but the agency is still reviewing that plan. If it is approved, AT&T hopes to start using the WCS band in about three years.

The NextWave deal is only the latest in a series of moves by big mobile operators to secure more spectrum. AT&T characterized its proposed merger with T-Mobile USA last year, which was opposed by the FCC and other regulators, as first and foremost a deal to acquire spectrum. Verizon Wireless announced a deal earlier this year, which is still under FCC review, to acquire unused wireless licenses from major U.S. cable operators.

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Sprint Ending Lightsquared Relationship

March 22, 2012 by  
Filed under Smartphones

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Sprint Nextel will end its planned 15-year 4G network relationship with would-be hybrid network operator LightSquared, the Wall Street Journal reported on Thursday.

The end of the Sprint partnership, which was due to expire on Thursday, would be nearly as big a blow to the foundering LightSquared as the U.S. Federal Communications Commission’s proposal last month to revoke the carrier’s authorization to build a land-based network.

Since the deal was announced last July, Sprint had been planning to host LightSquared’s radio spectrum on its Network Vision infrastructure. LightSquared was to pay Sprint US$9 billion in cash for that hosting and said the plan would save it $13 billion over eight years.

For its part, Sprint had looked to the partnership for extra spectrum on which to run its own planned LTE network. It would get $4.5 billion worth of credits to use some of LightSquared’s spectrum in addition to its own and that of longtime partner Clearwire. Sprint extended the deal twice to give LightSquared more time to win FCC approval for its network.

Sprint will terminate the LightSquared deal on Friday and return $65 million in prepayments by LightSquared, according to the Journal.

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Satellite Phone Encryption Cracked

February 11, 2012 by  
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German researchers claim to have cracked the algorithm that secures satellite phone transmissions.

Benedikt Driessen and Ralf Hund from Ruhr University have reverse engineered the GMR-1 and GMR-2 voice ciphers used in a lot of satellite systems. These are used by, among others, government agencies and the military.

Bjoern Rupp, CEO at GSMK Cryptophone said, “This breakthrough has major implications for the military, civilians engaged on overseas operations, or indeed anyone using satellite phones to make sensitive calls in turbulent areas.”

Their report is titled “Don’t Trust Satellite Phones” and shows how someone with a “suitably programmed computer” and software radio capable of receiving satellite frequencies can hack calls. These include ones made by disaster relief agencies and the military.

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Does LightSquared Interfere With GPS?

December 24, 2011 by  
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A second round of tests on LightSquared’s proposed land-based mobile data network again showed interference with a majority of GPS devices, except for cellphones, two U.S. federal departments stated Wednesday.

LightSquared wants to build a network of 4G LTE (Long-Term Evolution) base stations around the U.S. that would operate on frequencies close to those used by GPS (Global Positioning System) receivers. But the U.S. Federal Communications Commission (FCC) will not approve the company’s plan unless potential interference with GPS has been resolved. Tests earlier this year showed the network could cripple many GPS devices.

The second round of tests was conducted last month and concentrated on LightSquared operating in a lower block of frequencies farther from those used by GPS.

“Preliminary analysis of the test findings found no significant interference with cellular phones,” the Department of Defense and Department of Transportation said in a statement on Wednesday. “However, the testing did show that LightSquared signals caused harmful interference to the majority of other tested general purpose GPS receivers. Separate analysis by the Federal Aviation Administration also found interference with a flight safety system designed to warn pilots of approaching terrain.”

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China Denies Hack Attack

November 2, 2011 by  
Filed under Security

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China has denied involvement in hacking US environment monitoring satellites.

Last week the US-China Economic and Security Review Commission released a draft report about several incidents where US satellites were interfered with in 2007 and 2008.

The Commission did not say that the attacks were traced back to China, but it did cite China’s military as a prime suspect, due to the similarity of the techniques used with “authoritative Chinese military writings” on disabling satellite control.

The hackers gained access to the satellites on at least four occasions through a ground station in Norway. The unauthorised access lasted for between two and 12 minutes. While the attacks did no real damage, they did demonstrate that it is possible to hijack satellites, which is a worrying realisation when military satellites are taken into consideration.

China has a bad reputation throughout the world for alleged cyber attacks, often being the first to blame when a major attack has been discovered. The US has not been the only target either, with alleged attacks against Canada and France having been reported earlier this year.

“[The US] has always been viewing China with colored lenses. This report is untrue and has ulterior motives. It’s not worth a comment,” said Hong Lei, a spokesperson for the Chinese Foreign Ministry, according to Reuters.

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