GPS Modernization

Retired GIOVE-A Helps SSTL Demo High-Altitude GPS Fix

November 30, 2012By
Galileo's GIOVE-A retired in June 2012

An experimental GPS receiver, built by Surrey Satellite Technology Limited (SSTL), has successfully achieved a GPS position fix at 23,300 kilometers altitude – the first position fix above the GPS constellation on a civilian satellite. The SGR-GEO receiver is collecting data that could help SSTL to develop a receiver to navigate spacecraft in geostationary orbit (GEO) or even in deep... read more

Lockheed Martin Completes Environmental Test on GPS III Pathfinder

November 19, 2012By
GPS-III-AHI-W

The Lockheed Martin team developing the U.S. Air Force’s next generation Global Positioning System III  satellites has completed thermal vacuum testing for the Navigation Payload Element (NPE) of the GPS III Non-Flight Satellite Testbed (GNST). The milestone is one of several environmental tests verifying the navigation payload’s quality of workmanship and increased performance compared to the current generation of satellites,... read more

This article is tagged with and posted in GNSS News, GPS Modernization, Latest News

USAF Awards Four Contracts To Improve GPS Performance

October 31, 2012By

The U.S. Air Force is investing to improve the Global Positioning System (GPS) used worldwide for military and civilian purposes. Between Sept. 28 and Oct. 1, the Air Force announced four new GPS contracts. Three were in the $30 million range, including contracts to Rockwell Collins and L-3 Communications to test and engineer new GPS technology, while Raytheon was awarded... read more

This article is tagged with and posted in Defense News, GPS Modernization

Geneq Introduces Palm-Sized GPS/GLONASS Receiver that Uses OmniSTAR’s 10-cm Service

October 17, 2012By

Geneq Inc. has introduced the SXBlue III-L GNSS, a palm-sized L1/L2/GLONASS GNSS receiver that is designed to use OmniSTAR’s G2 or HP service to attain realtime 10-cm accuracy in all regions of the world, including North/South America, Australia, Asia, Africa, Europe, and the Middle East. The SXBlue III-L GNSS connects wirelessly to smartphones, handhelds, tablet or notebook computer that are... read more

This article is tagged with and posted in GPS Modernization, Mapping, Mapping

ITT Exelis Completes Milestone for GPS III Constellation

October 4, 2012By

 ITT Exelis has passed a major milestone for the U.S. Air Force’s Global Positioning System III (GPS III) program. The company has successfully completed acceptance testing of the navigation payload element for the GPS III Non-Flight Satellite Testbed (GNST), and shipped the pathfinder unit to prime contractor Lockheed Martin’s facility near Denver, Colo., for thermal vacuum testing and space vehicle... read more

This article is tagged with , and posted in Government News, GPS Modernization

GPS IIF-3 Satellite Now Transmitting L1, L2 Signals

October 4, 2012By
A Delta IV rocket lifts-off with an advanced GPS satellite from Cape Canaveral on Thursday. (Credit: ULA/Atkeison).

Video of launch. UPDATE: The SVN65/PRN24 L5 transmitter has now been switched on. L5 is the civilian safety-of-life GPS signal, designed to meet demanding requirements for safety-of-life transportation and other high-performance applications. UPDATE: The GPS Block IIF-3 satellite, SVN65, began transmitting L1 and L2 signals as PRN24 on October 8. A number of stations of the International GNSS Service are... read more

This article is tagged with and posted in GNSS News, GPS Modernization

GPS IIF Launch Set for Thursday

October 1, 2012By
Delta IV_GPS-IIF-03 Lift and Mate

Lift-off is set for 8:10 a.m. EDT (1210 GMT) Thursday for a GPS IIF satellite, reports Spaceflight Now. GPS IIF-3 will replace an aging 19-year-old craft in plane A, slot 1, part of the program to incrementally upgrade the GPS constellation with greater accuracy, better jam-resistance, and a new civilian aviation signal, all of which are features of the Boeing-build... read more

This article is tagged with and posted in GNSS News, GPS Modernization

The System: OCX, GPS III Show Launch Readiness

October 1, 2012By
GPS III SATELLITE, artist’s rendering, courtesy Lockheed Martin.

Raytheon Company and Lockheed Martin successfully completed the first launch readiness exercise for the U.S. Air Force’s next-generation GPS III satellites. The exercise is a key milestone demonstrating the team remains on schedule to achieve launch availability in 2014, the companies said. The Lockheed Martin-built GPS III satellites and the Raytheon-developed next generation GPS operational control system, known as OCX,... read more

This article is tagged with and posted in Augmentation & Assistance, BeiDou/Compass, Galileo, GNSS, GPS Modernization, OEM, The System