Beyond GPS report. Check out the report here. (Cover: NSI) George Mason University has revised a briefing paper on positioning, navigation and timing (PNT) in response to concerns about its...
By John Pottle and Neal Fedora John Pottle Precision matters. While “accuracy” is somewhat one-dimensional, “precision” is multi-faceted. We submit to you that whatever area of GNSS-based...
Image: ESA The end of 2020 marked a milestone for the Galileo First Generation, as the program chalked up its 500th European Space Agency (ESA) Engineering Board. For more than 12 years, ESA and...
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...
GNSS positioning is highly accurate and reliable — until satellite signals are disrupted. Hexagon | NovAtel has developed SPAN technology that integrates GNSS positioning with inertial...
Image: Racelogic Racelogic Ltd. has released the latest update to its SatGen GNSS simulation software for PC, which now incorporates Galileo RF simulation. Designed to create a GNSS RF I&Q...
JAVAD GNSS has published a chart showing that it has tracked the IRNSS (Indian Regional Navigational Satellite System) L5 signal. Shortly after the Indian Space Research Organization (ISRO) released...
Septentrio’s GNSS devices are being used for high-accuracy positioning solutions by two companies. Compact multi-frequency GPS/GNSS receiver module provides robust centimeter-level...
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...
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,...
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...
A Companion Measure of Systematic Effects By Dennis Milbert GPS receivers must deal with measurements and models that have some degree of error, which gets propagated into the position solution. If...
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...
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...
The u-blox ZED-F9P, a high-precision GNSS module that delivers centimeter-level accuracy within seconds, has been incorporated into the latest electric Tron F90+ fixed-wing unmanned aerial vehicles...
A Companion Measure of Systematic Effects By Dennis Milbert GPS receivers must deal with measurements and models that have some degree of error, which gets propagated into the position solution. If...
Using Microwaves and Laser Ranging for Precise Orbit Determination By Erik Schönemann, Tim A. Springer, Michiel Otten, and Matthias Becker Though Galileo’s GIOVE-A is a test satellite not...
Photo: peeterv/iStock/Getty Images Plus/Getty Images Complexity and Context: Key Challenges of Multisensor Positioning By Paul D. Groves, Lei Wang, Debbie Walter, Henry Martin, and Kimon Voutsis,...
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...
By Marcel Baracchi-Frei, Grégoire Waelchli, Cyril Botteron, and Pierre-André Farine The idea of a software receiver is to replace the data processing implemented in hardware with software and to...