Photo: Trimble Antenna development, going all the way back to the first antennas, has been one of continuous innovation,” Richard Langley wrote in our September issue. Even after more than 30...
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...
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...
Photo: Raytheon The U.S. Space Force’s Space and Missile Systems Center’s GPS Next Generation Operational Control System (OCX) program on March 26 instructed Raytheon to replace the computer...
Recent completion of China’s BeiDou satellite navigation system has rekindled privacy and security concerns among some in the West. China has incorporated a two-way messaging capability into BeiDou...
After an aborted launch with two seconds to go, the fourth GPS III satellite is now planned to launch on Nov. 5. The first launch attempt on Oct. 2 from Cape Canaveral was halted due to an...
The United States Space Force (USSF) and the Space and the Missile Systems Center achieved another major GPS milestone on July 27 when the GPS III Space Vehicle (SV) 03 received USSF’s Operational...
Logan Scott Spectrum regulation is much like land-use zoning: certain services are kept separate to avoid disturbing the neighbors. The U.S. Federal Communications Commission (FCC) has in effect...
A new miniature atomic clock offers improvements to temperature sensitivity and long-term drift, which correlate to longer holdover durations. Features important to mobile applications —warm-up...
Rohde & Schwarz will be demonstrating its SMBV100A simulator at ION GNSS+ 2014, and is offering a new Wireless Standards poster for visitors to its booth. Rohde & Schwarz will be...
Tallysman TW4327 and TW4329 antennas. Tallysman Wireless, Inc., is offering a family of very low power, compact, high-performance GNSS antennas for precision, commercial, and military applications....
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...
Logan Scott Spectrum regulation is much like land-use zoning: certain services are kept separate to avoid disturbing the neighbors. The U.S. Federal Communications Commission (FCC) has in effect...
Image: USAF On March 23, the U.S. Space Force’s Space and Missile Systems Center successfully transferred the second GPS III space vehicle (GPS III SV02) to Space Operations Command. GPS III SV02,...
Tests of the robustness of commercial GNSS devices against threats show that different receivers behave differently in the presence of the same threat vectors. A risk-assessment framework for PNT...
The GPSdome OEM Board (Image: infiniDome) InfiniDome has released its GPSdome OEM board, which delivers GPS signal protection for UAV/UAS, fleet management and critical infrastructure. According to...
Photo: U.K. government News from the British government appears to be a part of the United Kingdom’s diversification away from primary reliance on GNSS for positioning, navigation and timing...
Schematic of the GNSS interference detection and analysis system GIDAS. (Image: OHB Digital Solutions) In September 2020, the first GIDAS monitoring stations were installed at the Czech airport in...
The nation’s third next-generation GPS III satellite — and the first delivered by Lockheed Martin to the new U.S. Space Force — has arrived in Florida for an expected April launch. On Feb. 5,...
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...