GPS

Former GPS Adversary LightSquared Rebrands as Ligado Networks
February 10, 2016

Former GPS Adversary LightSquared Rebrands as Ligado Networks

LightSquared Inc. today (February 10, 2016) announced a change of name to Ligado Networks.

The Reston, Virginia–based company described the Ligado as “a new brand that signals the company’s future vision of deploying its mid-band spectrum to deliver next-generation connectivity while also conveying the company’s heritage as a network service operator providing satellite connectivity throughout the U.S. and Canada.”

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By Inside GNSS
AUVSI XPONENTIAL 2016
February 8, 2016

AUVSI XPONENTIAL 2016

The Saint Louis Cathedral, New Orleans, Louisiana

AUVSI’s Unmanned Systems conference and trade show is now XPONENTIAL.

XPONENTIAL 2016 will take place at the Ernest N. Morial Convention Center in New Orleans, Louisiana, U.S.A. from May 2 – 5, 2016.

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By Inside GNSS
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50th GPS Satellite, Last Block IIF Launches Successfully
February 5, 2016

50th GPS Satellite, Last Block IIF Launches Successfully

The 12th and final GPS Block IIF satellite lifts off from Cape Canaveral Air Force Station, Florida. United Launch Alliance photo

The U.S. Air Force and its mission partners successfully launched the 12th Boeing-built GPS IIF satellite aboard a United Launch Alliance Atlas V Evolved Expendable Launch Vehicle (EELV) from Space Launch Complex 41, Cape Canaveral Air Force Station, Florida, at 8:38 a.m. EST today (February 5, 2016).
 

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By Inside GNSS
First GPS III Satellite Completes Operational ThermoVac Testing in Simulated Harsh Space Environment

First GPS III Satellite Completes Operational ThermoVac Testing in Simulated Harsh Space Environment

Lockheed Martin announced today (February 3, 2016) that the first GPS III satellite successfully completed system-level Thermal Vacuum (TVAC) testing on December 23, validating the design of the entire assembled satellite.
 
TVAC is a rigorous test designed to prove a satellite’s integrity and operational capabilities by subjecting it to prolonged cycles of simulated space temperature extremes in a special depressurized chamber.
 

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By Inside GNSS
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Legislation to Stop U.S. Use of Russian Rocket Engines Could Affect GPS

Legislation to Stop U.S. Use of Russian Rocket Engines Could Affect GPS

U.S. Senator John McCain

If approved, legislation halting the use of a Russian rocket engine could force delays in the launch of U.S. military satellites, including, potentially, GPS III spacecraft planned for launch beginning next year.

The bill, introduced this week by Sen. John McCain R-Arizona, the chairman of the Senate Armed Services Committee, and House Majority Leader Kevin McCarthy, R-California, would ban the use of Russian RD-180 rocket engines for the evolved expendable launch vehicle program (EELV).

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By Inside GNSS
GNSS Hotspots | January 2016
January 27, 2016

GNSS Hotspots | January 2016

One of 12 magnetograms recorded at Greenwich Observatory during the Great Geomagnetic Storm of 1859
1996 soccer game in the Midwest, (Rick Dikeman image)
Nouméa ground station after the flood
A pencil and a coffee cup show the size of NASA’s teeny tiny PhoneSat
Bonus Hotspot: Naro Tartaruga AUV
Pacific lamprey spawning (photo by Jeremy Monroe, Fresh Waters Illustrated)
“Return of the Bucentaurn to the Molo on Ascension Day”, by (Giovanni Antonio Canal) Canaletto
The U.S. Naval Observatory Alternate Master Clock at 2nd Space Operations Squadron, Schriever AFB in Colorado. This photo was taken in January, 2006 during the addition of a leap second. The USNO master clocks control GPS timing. They are accurate to within one second every 20 million years (Satellites are so picky! Humans, on the other hand, just want to know if we’re too late for lunch) USAF photo by A1C Jason Ridder.
Detail of Compass/ BeiDou2 system diagram
Hotspot 6: Beluga A300 600ST

Catching thieves in California, Galileo satellites test Einstein, Russian space agency remodel, and 911 training for operators who can’t read maps.

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By Inside GNSS
SwiftNav Releases Specs on UAV-Focus GNSS Receiver Platform
January 26, 2016

SwiftNav Releases Specs on UAV-Focus GNSS Receiver Platform

Swift Navigation’s Piksi GPS receiver

Having started out with a crowd source–funded launch through Kickstarter followed by two rounds of more conventional venture capital backing — $2.6 million in 2014 and another $11 million last December — San Francisco, California–based Swift Navigation is going after a low-cost, high-precision market such as unmanned aerial vehicles (UAVs) with its Piksi GPS receiver platform.

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By Inside GNSS
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