GSG-55 GNSS simulator Spectracom, a global provider of time and frequency test and measurement solutions, will make available its new 16-channel GPS constellation simulator, the Pendulum GSG-55, in...
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...
Protective radome housing for the Galileo ground station on desolate Jan Mayen Island in the Norwegian Arctic. The site is housing a Galileo Sensor Station plus satellite link to pass data back to...
Navigation and positioning test system supplier Spirent Communications this week introduced a software suite for the STR4500 GPS simulator, enabling users to generate their own test cases based on...
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...
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...
Photo: Tallysman Tallysman GNSS has added three new antennas to its Helical antenna line. Released earlier this year, the helical antenna line provides unprecedented performance in a lightweight,...
PRN 17, the first IIR-M satellite launched in September 2005, began broadcasting the second GPS civil signal, L2C, in December 2005. PRN 17 is the first in the new generation of GPS satellites with...
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...
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...
Dime-sized INS with RTK paves the way for high accuracy in mass-market consumer applications. Photo: Inertial Sense Inertial Sense has released a new micro-sized inertial navigation system (INS)...
Inside the ESTEC Test Center, Galileo’s First Operational Capability first flight model, FM1, prepares for passive intermodulation testing in the Maxwell electromagnetic facility. (Photo:...
Status, Key Results, Performance By Axel van den Berg, Tom Willems, Graham Pye, and Wim de Wilde, Septentrio Satellite Navigation, Richard Morgan-Owen, Juan de Mateo, Simone Scarafia, and Martin...
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...
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,...
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...
GPS signals extend farther than expected, meaning future space missions can reliably use GPS at extreme altitudes. By Danny Baird NASA’s Goddard Space Flight Center, Greenbelt, Maryland The four...
That was then. This is now. When managed by a new ground control system, GPS III satellites will offer triple the accuracy and eight times the anti-jamming capabilities of the satellites currently...
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...