GPS

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
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Challenges in GNSS /INS Integration
February 11, 2012

Challenges in GNSS /INS Integration

Dr. Andrey Soloviev, Qunav

GNSS and inertial technologies have a complicated mutual history.

Once competitors for navigation and positioning applications, they now appear ever more frequently in complementary roles — often within the same solution or system design.

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By Inside GNSS
GNSS Vulnerability: Present Dangers and Future Threats
February 10, 2012

GNSS Vulnerability: Present Dangers and Future Threats

National Physical Laboratory entrance

This free one-day event at the British National Physical Laboratory in Teddington (London) on Wednesday, February 22 will present results of current jamming detection, and consider emerging threats such as meaconing and spoofing.The seminar runs from 9:30 a.m. to 5:30 p.m.

Interested participants must pre-register online.

Todd Humphreys, director of the Radionavigation Laboratory at the University of Texas-Austin will deliver the keynote, "PVT security: privacy and trustworthiness."

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By Inside GNSS
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2012 Joint Navigation Conference begins on Tuesday, June 12, one day later than planned

2012 Joint Navigation Conference begins on Tuesday, June 12, one day later than planned

Air Force Capt. Bryony Veater in Kandahar, Afghanistan with a Defense Advanced GPS Receiver in November 2011. She trains U.S. and coalition forces in GPS, its limitations and alternatives on the battlefield.(USAF photo/David Carbajal)

The 2012 Joint Navigation Conference, previously scheduled to begin at the Crowne Plaza in Colorado Springs on Monday, June 11 will instead open on Tuesday, June 12 and run through Friday, June 15.

The change was made to accommodate the classified sessions that now will take place on Friday at the United States Air Force Academy.

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By Inside GNSS
Aviation Subcommittee Hearing Moves Beyond LightSquared to GPS Spectrum Protection
February 8, 2012

Aviation Subcommittee Hearing Moves Beyond LightSquared to GPS Spectrum Protection

John Porcari, US DoT Deputy Secretary

U.S. Deputy Secretary of Transportation John Porcari told a congressional committee today (February 8, 2012) that the expenditure of “substantial federal resources” in assisting LightSquared to gain approval for its terrestrial wireless broadband system was “unusual” yet “merited,” but that “further investment cannot be justified at this time.”

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By Inside GNSS
Big Solar Storm, Little GPS Effect
January 28, 2012

Big Solar Storm, Little GPS Effect

Solar flare viewed January 23, 2012. NASA Solar Dynamics Observatory image.

Although it was billed as the strongest for the past eight years and coincided nicely with the American Meteorological Society (AMS) annual meeting in New Oreans, this week’s solar storm apparently had a limited effect on GPS receivers and users.

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By Inside GNSS
LightSquared GPS Interference Controversy: Senate Investigation Won’t End with FCC Decision
January 27, 2012

LightSquared GPS Interference Controversy: Senate Investigation Won’t End with FCC Decision

A Senate investigation into how the Federal Communications Commission (FCC) handled a request to rezone spectrum adjacent to GPS frequencies for LightSquared’s powerful wireless network will continue whether the FCC nixes the plan or not.

Sen. Chuck Grassley, R-Iowa, has been looking into whether the FCC fast-tracked its review of the Virginia firm’s proposal to build a 4G broadband network with signals that would be, tests now show, powerful enough to interfere dramatically with GPS receivers.

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By Inside GNSS
The Return of SVN49

The Return of SVN49

In an effort to improve constellation sustainment, on or about Feb. 1, 2012, SVN-49 will resume transmitting an L-band signal using PRN24 as a test asset, according to the U.S. Air Force Space Command. Upon completion of the test event, SVN-49 will once again be decommissioned from active service.  PRN24 will then once again be available for future satellite service.

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By Inside GNSS
DoD Strategic Guidance “Protects” GPS Modernization

DoD Strategic Guidance “Protects” GPS Modernization

GPS and other space systems fare well in the Department of Defense (DoD) strategic budget initiative outlined today (January 26, 2012) by U.S. civil and military officials.

The comments reflected policy decisions laid out in “Defense Budget Priorities and Choices,” an introduction to a strategic guidance intended to plot the course of the Pentagon over the next five years. Modernization of the Global Positioning System will be “protected” financially, according to the document.

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By Inside GNSS
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