China successfully launched the penultimate Beidou navigation satellite on March 9. An official Xinhuanet news release has not yet been issued, but CGTN — a television station partially funded by...
The Mark 3 Plotting Board was used in single-seat aircraft flying in the Pacific. (Photo: National Air and Space Museum, Smithsonian Institution) On June 25, 1945, in the last few months of World...
A software-based GNSS receiver is now available on Tensilica ConnX DSP IP cores, according to an announcement by Cadence Design Systems and Galileo Satellite Navigation, Ltd. (GSN), a developer of...
Innovation: Satellite Navigation Evolution: The Software GNSS Receiver (PDF) By Glenn MacGougan, Peter Ludvig Normark, and Christian Stahlberg Published: January 2005 GPS World In this month’s...
Japan’s Quasi-Zenith Satellite System (QZSS) CLAS received a major enhancement on Nov. 30. QZSS CLAS (centimeter-level augmentation service) is the satellite-based nationwide open PPP-RTK...
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,...
Photo: Orolia Orolia has introduced a low SWaP-C miniaturized rubidium oscillator, the Spectratime mRO-50, designed to meet the latest commercial, military and aerospace requirements where time...
Cohda Wireless has partnered with u-blox to produce an advanced V2X solution for the global Cooperative Intelligent Transport market. With the partnership, Cohda’s V2X software stack will support...
An international survey and analysis on GNSS interference detection and localization systems reveal the path forward for transportation and other critical infrastructure. By José Luis Madrid-Cobos...
Russia has launched another GLONASS-M satellite, according to Roscosmos, the Russian State Space Corporation. A Soyuz-2.1b launch vehicle successfully carried the satellite to its planned orbit from...
The effects of space weather on critical Earth systems. (Image: NASA) The United States Congress has passed bipartisan legislation to address how the government deals with threats posed by emissions...
Understanding and Using GNSS Multipath By Andria Bilich and Kristine M. Larson Telltale signs of multipath are the fluctuations in the signal-to-noise ratios (SNRs) reported by some GNSS receivers....
Septentrio’s mosaic-T is built specifically for resilient and precise time and frequency synchronization under challenging conditions. (Photo: Septentrio) Septentrio has launched the...
BeiDou constellation. (Image: BeiDou program) China completed its worldwide BeiDou navigation satellite system with the launch of its final satellite on June 23, according to China Global Television...
Ultra-Low-Power, High-Accuracy Location for Wearable GNSS Devices: From Host-Based to On-Chip Photo: Steve Malkos, Manuel del Castillo, and Steve Mole, Broadcom Inc., GNSS Business Unit As...
Spirent Communications today introduced the GSS6300M range of multi-channel GPS and multi-GNSS simulators for receiver integrators, application developers, aftercare and production testing...
Two F-16 Fighting Falcons fly over Edwards AFB during a 2009 air show. (Photo: U.S. Air Force/Chad Bellay) The U.S. Air Force in September will begin testing on F-16’s an alternative...
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...
The IGS Workshop, scheduled for September 2021 by the International GNSS Service (IGS), has been postponed to 2022. The IGS Central Bureau voted for the postponement in December during its governing...