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U.S. House Committee Leaders Request Information on LightSquared and GPS Interference

U.S. House Committee Leaders Request Information on LightSquared and GPS Interference

Republican leaders of the U.S. House of Representative’s Energy and Commerce Committee have requested additional information regarding the procedures followed by federal agencies in the interference dispute between LightSquared and GPS.

The inquiry also asks about the government plans to develop GPS receiver standards that would prevent interference from “future deployment of terrestrial service in spectrum near or adjacent to the GPS bands.”

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By Inside GNSS
GPS Program Budget: A Lot, But Is It Enough?

GPS Program Budget: A Lot, But Is It Enough?

The details of President Obama’s 2013 budget have been gradually filtering out and, in general, the GPS system and those programs closely linked to satellite navigation, have escaped deep cuts.

On the hardware side the White House has requested $58.2 for GPS IIF satellite procurement. According to Air Force budget documents, the plan is to then wrap up the total IIF procurement of 12 satellites with a request for $77.6 million in FY14 and $7.3 million in FY15.

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By Inside GNSS
LightSquared CEO Resigns Amid GPS Interference Controversy
February 28, 2012

LightSquared CEO Resigns Amid GPS Interference Controversy

Sanjiv Ahuja

LightSquared announced today (February 28, 2012) that Sanjiv Ahuja has resigned his position as chief executive officer of LightSquared, Inc. He will continue to serve as chairman of the board.

Ahuja’s resignation is the latest development in the company’s attempt to establish a nationwide terrestrial wireless broadband network in spectrum adjacent to that used by GPS and other GNSS L1 services. No explanation was given for his departure.

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By Inside GNSS
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China Launches 11th Compass/BeiDou-2 Satellite
February 25, 2012

China Launches 11th Compass/BeiDou-2 Satellite

China successfully launched a satellite into space at 00:12 Beijing Time on February 25 (February 24, 16:12 UTC/GMT), the 11th of the nation’s second-generation Beidou, or Compass, GNSS system.

The satellite, launched from the Xichang Satellite Launch Center in the southwestern Sichuan province, was carried by a Long March-3C carrier rocket into a geosynchronous orbit. It is the fifth geostationary spacecraft in the current BeiDou-2 constellation.

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By Inside GNSS
Solar Max and Space Weather Prediction

Solar Max and Space Weather Prediction

Dr. Genene Fisher

On any given day — especially cloudy winter days — most people may not give a lot of thought to the Sun.

More than 150 million kilometers (93.2 million miles) away, its remoteness belies the enormous forces at work in this yellow dwarf star with a mass 330,000 times that of Earth. If someone asked us to name its harmful effects, we might come up with sunburn, heat stroke, skin cancer.

But many in the GNSS community know better.

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By Inside GNSS
IFEN and WORK Microwave Introduce Enhanced NavX-NCS GNSS Simulator
February 23, 2012

IFEN and WORK Microwave Introduce Enhanced NavX-NCS GNSS Simulator

IFEN, the Poing, Germany–based manufacturer of GNSS navigation products and services, working in partnership with WORK Microwave, have announced an enhanced version of IFEN’s NavX-NCS Professional, a multi-frequency GNSS simulator.

Optimized for research and development of GNSS safety and professional applications, the enhanced version of the NavX-NCS Professional incorporate the following key features:

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By Inside GNSS
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Both Sides Now: Harbinger, LightSquared, GPS Interference, and Lawsuits
February 17, 2012

Both Sides Now: Harbinger, LightSquared, GPS Interference, and Lawsuits

Moynihan Courthouse in Manhattan

No sooner had the Wall Street Journal published an article today  (Feburary 17, 2012) about Harbinger Capital hiring lawyers to consider suing the Federal Communications Commission (FCC) over the agency’s latest action on LightSquared, but its principal now finds himself the subject of class action suit.

A New York City law firm today filed a class action lawsuit against Philip Falcone and his Harbinger Capital LLC on behalf of the hedge fund’s limited partners, citing the Falcone’s investment in LightSquared Subsidiary LLC.

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By Inside GNSS
Topcon Introduces Full-Spectrum GNSS Geodetic Antenna

Topcon Introduces Full-Spectrum GNSS Geodetic Antenna

Topcon CR-G5 GNSS antenna

Topcon Positioning Systems (TPS) announced the company’s new CR-G5 high-performance, GNSS choke ring antenna.

Based on the company’s new TA-5 full-spectrum GNSS antenna element, the CR-G5 geodetic antenna offers excellent vertical phase center stability over the GNSS frequency band superior performance in tracking low elevation satellite signals, according to the company.

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By Inside GNSS
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