Can They Be Better? By Tony Haddrell, Marino Phocas, and Nico Ricquier We examine the antenna designs that provide GPS functionality to mobile phones and why most phones still do not provide GPS...
A SpaceX Falcon 9 rocket lifts off from Space Launch Complex 4E at Vandenberg Air Force Base, California, Jan. 14. (Photo: SpaceX) Starting this month, the inspector general for the U.S. Pentagon...
Aeroflex has introduced the GPSG-1000, a portable GPS and Galileo positional simulator. The GPSG-1000 is lightweight and configurable. It fills a gap in the market by providing a low-cost 12-channel...
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...
Inertial 2019, the sixth annual Institute of Electrical and Electronics Engineers (IEEE) International Symposium on Inertial Sensors and Systems, took place in Florida earlier this month. Events of...
Yang Changfeng, chief architect, BeiDou Navigation Satellite System, speaks at an international event. (Photo: BDS) On July 31, 2020, BDS-3, the global version of the BeiDou Navigation Satellite...
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...
BroadSim Wavefront Simulator at work. (Image: Talen-X) Talen-X has added the BroadSim Wavefront Simulator to its software-defined platform. The BroadSim Wavefront further extends the capabilities...
BCM4776 chip utilizes 30 new L5 signals to deliver higher navigational accuracy and yield Photo: Broadcom Broadcom introduced in 2017 the first mass-market implementation of dual frequency:...
The OSA 5401 and OSA 5405 now enable power utility and broadcast networks to achieve sub-microsecond synchronization. (Photo: Business Wire) Upgraded PTP grandmaster clocks deliver precise, robust...
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...
A business and academic consortium led by Chronos Technology has received a major grant from the U.K. government sponsored Technology Strategy Board for a £2.2 million (approximately $3.3 million)...
OriginGPS has collaborated with Broadcom to create a new miniature module with L1 + L5 support provided by the BCM47758 chip, enabling ultra-accurate GNSS positioning. The module was developed for...
Plus: GLONASS CDMA Tracked, Third Beidou-2 Launched The second report from non‐governmental members of the LightSquared/GPS Technical Working Group (TWG) was filed with the Federal Communications...
Improving Single-Frequency RTK in the Urban Enviornment By Mojtaba Bahrami and Marek Ziebart A look at how Doppler measurements can be used to smooth noisy code-based pseudoranges to improve the...
Using GPS Multipath for Snow-Depth Estimation By Felipe G. Nievinski and Kristine M. Larson INNOVATION INSIGHTS by Richard Langley FRINGES. No, I’m not talking about the latest celebrity...
Workshop participants from Cote d’Ivoire and Kenya assemble a Mindstorm robot to trial autonomous navigation. By Patricia Doherty Last year I helped coordinate a three-week workshop for 50...
Maxtena Inc. has introduced a patented GNSS antenna designed for high-precision and autonomous multi-frequency applications. The M7HCT-A-SMA antenna is a high-accuracy, multi-frequency active...
We appear incompletely before you this month. A funny thing happened on the way to the presses: we discovered that we had more content than pages in which to squeeze it. “All the news that fits to...