Global Navigation Satellite Systems Engineering, Policy, and Design
A House resolution now up for consideration details the way GPS is used and its impact on the economy.
By Dee Ann Divis
In a response to an inquiry by House Transportation and Infrastructure Chairman Peter DeFazio, the U.S. Department of Transportation (DOT) provided an outline of its process to implement a terrestrial timing system to complement and backup GPS signals.
By Dana A. Goward
With output speeds reaching 10 kHz and message timing as low as 185μsec, Gladiator Technologies’ MEMS IMUs with VELOX™ Processing are the clear choice for inertial engineers requiring high performance at an affordable price.
In testimony and reports U.S. military officials have been stressing for some time that the GPS constellation is a top target on the hit list of America’s space adversaries.
By Dee Ann Divis
Orolia, which provides GNSS-based systems for defense and commercial industries around the world, has successfully installed the world’s first operational Cospas-Sarsat second-generation technology on search and rescue ground stations for the National Oceanographic and Atmospheric Administration (NOAA) in Florida and Hawaii. These ground stations have been upgraded with Second Generation Beacon (SGB) signal processing capabilities to more accurately and quickly locate the source of distress signals.
By Inside GNSS
The $2 billion lawsuit filed by Harbinger Capital Partners against Apollo Global Management over whether Apollo knew about GPS interference issues has been stayed yet again—again at the request of Ligado Networks, the current holder of the frequencies involved.
By Dee Ann Divis
“GPS 101” was the title of the GPS Caucus inaugural event last week at the U.S. Capitol Visitor Center. The caucus was recently formed by Senators Ernst and Duckworth and Representatives Loebsack and Bacon, with the support of the GPS Innovation Alliance.
By Dana A. Goward
Harris Corporation has inked a $243 million contract with GPS IIIF prime contractor Lockheed Martin to build all-digital payloads for the first two IIIF satellites.
By Inside GNSS
New York City reportedly had its government wireless network knocked out on April 6 when the GPS week number in signal’s message rolled over—that is when the system, as planned, reset its week counter back to zero.
By Dee Ann Divis
Organized by the European Space Agency (ESA) and Eidgenössische Techniche Hochschule (ETH), Zurich, Switzerland, the 7th International Colloquium on Scientific and Fundamental Aspects of GNSS is scheduled to take place this September in Zurich.
By Inside GNSS
The upcoming GPS Week Number Rollover (WNRO) on April 6 is bringing a lot of attention not only in the specialized GNSS media, but also in the general media. The WNRO is a known feature of GPS that occurs only every roughly 20 years and thus can be anticipated and tested in a receiver using a GNSS simulator.
By Inside GNSS
GNSS spoofing is more wide spread than previously believed and being used to not only misdirect satellite navigation users but to deny GNSS service altogether, according to a new report by the Center for Advanced Defense Studies, a non-profit that analyzes transnational security issues.
By Dee Ann Divis
HERNDON, Va., – The former deputy director of the National Reconnaissance Office (NRO), Major General (ret.) Stephen Denker, will join Lockheed Martin to lead key satellite ground programs, effective Monday, April 1. Denker will oversee Intelligence and Analytic Development programs in support of space ground systems within the Mission Solutions line of business for Lockheed Martin Space.
By Inside GNSS
