In November, December, and January, a regulatory drama with high potential impact on the GPS signal and domestic U.S. GPS users began unfolding before the Federal Communications Commission (FCC). As...
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...
NovAtel’s FlexPak6D enclosed GNSS receiver. NovAtel Inc. has announced the FlexPak6D enclosed GNSS receiver, a flexible dual-antenna solution for application developers seeking a...
The GSG-51 GNSS signal generator provides a fast and cost-effective solution for production testing for Galileo and other GNSS. It emulates a single GNSS signal and can be upgraded for Galileo, as...
By Markus Brandl, Xiaoming Chen, Herbert Landau, Carlos Rodriguez-Solano and Ulrich Weinbach This article updates a July 2012 feature in GPS World , “Real-Time Extended GNSS Positioning: A New...
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...
Image: Averna Averna has launched a series of development tools that enable the real-time monitoring of assets. The Averna ConnexThing Toolkits enable customers to quickly connect new and existing...
JEDI-200 reduces the energy of getting one position fix by up to 150 times, according to the company. Photo: Kolmostar Kolmostar, a positioning technology company, has launched an ultra-low-power...
Allystar Technology Co. Ltd. has launched the dual-band multi-GNSS modules TAU1202/TAU1205, which support both the L1 and L5 bands to enhance sub-meter positioning accuracy. Constellations received...
The Delta 4 rocket that will launch the next GPS satellite has been rolled out to the launch pad, reports Spaceflight Now. The satellite itself, GPS IIF-9, will be attached to the rocket in...
Photo: OxTS Oxford Technical Solutions (OxTS) offers a future-proof inertial navigation system (INS) board set for system integrators. The xOEM v3 includes the architecture from the company’s...
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...
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...
Insitu RQ-21 Blackjack (Photo: Boeing) With tariffs, trade wars and sanctions ruling the day, how is a self-respecting UAS manufacturer supposed to make a buck? And to whom are the manufacturers of...
Testing the Feasibility of Positioning Using Ambient Light By Jingbin Liu, Ruizhi Chen, Yuwei Chen, Jian Tang, and Juha Hyyppä INNOVATION INSIGHTS by Richard Langley AND THEN THERE WAS LIGHT....
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...
Mauro Colombi, vice president of operations for Stonex, discusses the new S10 GNSS Receiver while at InterGeo 2014, held October 7-9 in Berlin. The S10 features a new generation of smart and open...
Scientists continue to search for new technologies to serve the PNT mission. One novel way to augment GPS comes from a newly developed technology involving a quantum magnetometer. Researchers at...
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,...
By Inder Jeet Gupta It is well known that the phase center of a GNSS antenna can vary with the satellite direction. This phase center movement leads to aspect dependent carrier phase and code phase...