In a special advertiser-sponsored section of our October issue, we spoke with prominent GNSS companies about their current solutions for today’s industry challenges. Q&A with CAST...
Correlating Carrier Phase with Rapid Antenna Motion By Mark L. Psiaki with Steven P. Powell and Brady W. O’Hanlon INNOVATION INSIGHTS by Richard Langley IT’S A HOSTILE (ELECTRONIC) WORLD OUT...
By Frank van Diggelen, Global Locate, Inc. This update to a frequently requested article first published here in 1998 explains how statistical methods can create many different position accuracy...
Taking the Search out of Search and Rescue By David W. Affens, Roy Dreibelbis, James E. Mentall, and George Theodorakos In 1997, a Canadian government study determined that an improved search and...
A team of Canadian and German researchers have obtained precise three-dimensional positions using measurements from the four prototype Galileo satellites now in orbit. The two In-Orbit Validation...
Generating Distorted GNSS Signals Using a Signal Simulator By Mathieu Raimondi, Eric Sénant, Charles Fernet, Raphaël Pons, Hanaa Al Bitar, Francisco Amarillo Fernández, and Marc Weyer INNOVATION...
Lockheed Martin Space has released the GPS-III satellite antenna phase-center data, as well as the group delay and inter-signal correction data, for SVN-76 and SVN-77 as measured at the factory,...
Coalition gives voice to PNT companies seeking open-market approach to backing up GPS/GNSS for critical infrastructure Several GNSS and positioning, navigation and timing (PNT) companies have joined...
TerraStar GNSS, a supplier of precision positioning services for land and near-shore applications, has established a base at Nottingham University’s GNSS Research and Applications Centre of...
The White House Office of Science and Technology Policy is asking for ideas on what technology to research to protect GPS. The research and development dollars are earmarked for projects that...