News courtesy of CANSPACE Listserv. Starting December 31, 2014, the Air Force 2nd Space Operations Squadron began transmitting daily CNAV uploads. The CNAV signals should continue to be...
A Prototype System for Navigation in GPS-Challenged Environments By Chris Rizos, Dorota A. Grejner-Brzezinska, Charles K. Toth, Andrew G. Dempster, Yong Li, Nonie Politi, Joel Barnes, Hongxing Sun,...
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...
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...
Screenshot: Paramount Pictures A NovAtel GNSS antenna guided Tom Cruise as he performed stunt helicopter dives for his latest movie, “Mission: Impossible – Fallout.” A...
Capt. Adam Moody, 2 SOPS GPS Operations Support flight commander, and Staff Sgt. Carl Ellinger, 2 SOPS GPS mission chief, review a checklist of procedures for a transfer operation at Schriever Air...
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 latest Lenovo smartphone offers dual-frequency GNSS capable of tracking the latest BDS phase III signal, the Z6 SE, using an Allystar chipset. The company says this is the first time a smartphone...
Photo: Mark L. Psiaki, Brady W. O’Hanlon, Steven P. Powell, Jahshan A. Bhatti, Todd E. Humphreys, and Andrew Schofield Spoofing Detection with Two-Antenna Differential Carrier Phase By Mark L....
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...
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,...
Photo: Aceinna Module designed for developers creating guidance and navigation systems for autonomous vehicles, robots, drones, industrial, construction and agricultural machinery Aceinna launched...
A black hole has been imaged for the first time. The image was captured by a world-spanning network of radio telescopes that together create the Event Horizon Telescope. It zeroed in on the...
The U.S. Department of Transportation will host a third workshop to continue discussions of the GPS Adjacent Band Compatibility Assessment on March 12. The workshop will focus on the following...
An Object-Oriented Software Platform Suitable for Multiple Receivers By Eliot Wycoff, Yuting Ng, and Grace Xingxin Gao INNOVATION INSIGHTS by Richard Langley AND NOW FOR SOMETHING COMPLETELY...
As a risk reduction effort for the U.S. Air Force’s GPS III Follow On (GPS IIIF) satellite program, Frequency Electronics Inc. has received a contract from Lockheed Martin Space, valued at $5.9...
Photo: GSC/GSA Responsibility for in-depth troubleshooting and problem resolution of the GSC Ground Infrastructure has been transferred from a European GNSS Agency (GSA)-held European GNSS Service...
The Institute of Navigation (ION) is seeking abstracts for ION GNSS+ 2021: GNSS + Other Sensors in Today’s Marketplace, which is slated to take place Sept. 20-24 in St. Louis. A virtual option for...