A black hole has been imaged for the first time. The image was captured by a world-spanning network of radio telescopes that together create the Event Horizon Telescope. It zeroed in on the...
Update (U.S. Space Force news release): The U.S. Space Force and its mission partners successfully launched the third GPS III satellite at 4:10 p.m. EDT June 30 from Space Launch Complex 40 at Cape...
A U.S. judge dismissed the bulk of two lawsuits by LightSquared and equity owner Harbinger Capital Partners, reports Reuters. The suits accused Trimble, Garmin and Deere & Co. of misleading...
A year-long project aboard a commercial cargo ship collected tens of thousands of snapshots of radio-frequency interference in the GNSS band on a passage from Spain to Korea and back. Most...
AURORA BOREALIS seen from Churchill, Manitoba, Canada. Ionospheric scintillation research can benefit from this new method. (Photo: Aiden Morrison) Photo: Canadian Armed Forces By Aiden Morrison,...
News from the European Space Agency A kite-blown science expedition to the interior of Antarctica has made the most southerly positioning fixes yet made with Europe’s Galileo satellite navigation...
Photo: peeterv/iStock/Getty Images Plus/Getty Images Ambiguity and Environmental Data: Two Further Key Challenges of Multisensor Positioning By Paul D. Groves, Lei Wang, Debbie Walter, and Ziyi...
Not just supporting players, alternative positioning, navigation and timing (PNT) systems strengthen, augment and — when needed — replace GNSS. We explore how companies are using alternative PNT,...
Protection from jamming has emerged as the key concern of of both national and organizational/corporate infrastructures. The world abounds in bad actors, and systems based on GNSS signals are...
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,...
Update (U.S. Space Force news release): The U.S. Space Force and its mission partners successfully launched the third GPS III satellite at 4:10 p.m. EDT June 30 from Space Launch Complex 40 at Cape...
Photo: Digital Matter Digital Matter’s Oyster2 4G battery-powered GPS receives PTCRB approval, AT&T certification and redesigned housing Digital Matter’s Oyster2 is now PTCRB approved...
From left: 2019 QEPrize winners Richard Schwartz, Bradford Parkinson, James Spilker and Hugo Fruehauf. (Photo: QEPrize) The United Kingdom’s 2019 Queen Elizabeth Prize for Engineering has...
Orolia introduced its new GPS/GNSS testing and simulation portfolio, including the new GSG-8 advanced simulator, at ION GNSS+ 2019 in Miami. The new portfolio offers a comprehensive array of GNSS...
Chip-scale atomic clock. How a Chip-Scale Atomic Clock Can Help Mitigate Broadband Interference Small low-power atomic clocks can enhance the performance of GPS receivers in a number of ways,...
OriginGPS, maker of small-format GNSS modules and cellular internet of things (IoT) systems, presented new products with customized IoT and GPS demonstrations at Embedded World 2019, Nuremberg,...
In a report issued on Jan. 14, the Department of Transportation (DOT) outlined the results of its GPS Backup Technology Demonstration project. As officials had previously projected, it called for a...
By Cillian O’Driscoll, Gérard Lachapelle, and Mohamed Tamazin, University of Calgary The impact of adding GLONASS to HS-GPS is assessed using a software receiver operating in an actual urban...
News courtesy of CANSPACE Listserv. The first navigation signal transmission from the fifth Galileo satellite, one of two Full Operational Capability satellites launched into wrong orbits on August...
By Wei Liu, Xingqun Zhan, Li Liu, and Mancang Niu A comprehensive methodology combines spectral-separation and code-tracking spectral-sensitivity coefficients to analyze interference among GPS,...