Part 1 of a Two-Part Story. Read Part 2 here. Cover: GPS World By Bradford W. Parkinson and Stephen T. Powers, with Gaylord Green, Hugo Fruehauf, Brock Strom, Steve Gilbert, Walt Melton, Bill...
Autonomous GPS Positioning at High Earth Orbits To initially acquire the GPS signals, a receiver also would have to search quickly through the much larger range of possible Doppler shifts and code...
The U.S. Department of Transportation will host a third workshop to continue discussions of the GPS Adjacent Band Compatibility Assessment on March 12. The workshop will focus on the following...
Yesterday we posted news of an 11-hour downtime for the full GLONASS constellation, due to an upload of bad ephemerides. Coincidentally, during that 11-hour period, the mass-market chip company...
The United Nations is spotlighting the benefits of satellite navigation and its contribution to the betterment of humankind as part of the observance of World Space Week — an annual...
Photo: Damen The Coast Guard Navigation Center has published a special notice to mariners that use GPS equipment. The special notice outlines the details of the GPS Week Number Rollover that will...
By Paul Crampton, Spirent Federal Paul Crampton As we bid farewell to the last GPS-IIA satellite and read of delays to both the launch schedule for GPS III satellites and roll-out of the OCX...
Northrop Grumman and Boeing have responded to a U.S. Air Force call for contractors interested in building a follow-on set of GPS III satellites, according to a report in Space News . Lockheed Martin...
Opposing the FCC’s Ligado Decision Not surprisingly, the primary topic at the July 1 meeting of the National Space-based Positioning, Navigation and Timing Advisory Board was the Federal...
Harris Corporation has received a $243 million contract from Lockheed Martin to provide fully digital navigation signals for the first two GPS III Follow-On (GPS IIIF) satellites — to deliver...
Five Challenges, One Key Technology, the Political Battlefield — and a GPS Mafia Part 2 of a Two-Part Story. Read Part 1 here. By Bradford W. Parkinson and Stephen T. Powers, with Gaylord Green,...
Image: Swift Navigation Skylark is now available across the contiguous United States, enabling safe and lane-level accurate positioning. Swift Navigation’s network-connected Skylark...
Spectracom GSG-Series GNSS Simulators have added capability to provide multiple RF outputs for advanced testing where multiple receivers or antennas are in use in a single system. Typical examples...
LORD Corporation has released the latest version of its SensorConnect sensing software, featuring significant updates that support sensor management and data collection and visualization for...
Photo: ViaLite ViaLite’s new Local Integrated GPS Splitter was designed to minimize rack space. Suitable to applications requiring a fan-out of GPS/GNSS signals within a single local area,...
A Look at High-Latitude and Equatorial Ionospheric Disturbances of GPS Signals By Yu Jiao, Yu (Jade) Morton, Steve Taylor, and Wouter Pelgrum INNOVATION INSIGHTS by Richard Langley THE EARTH’S...
VectorNav Technologies’ tactical series line of inertial measurement units (IMUs) and GNSS-aided inertial navigation systems (GNSS/INS) have completed independent testing for MIL-STD-810G,...