U.S. positioning, navigation and timing (PNT) capabilities are vitally important to millions of civilians, as well as U.S. and allied militaries. The third Navigation Technology Satellite will go...
Editor’s note: GPS World Innovation editor Richard Langley has co-authored a study, described below, exploring how irregularities in Earth’s upper atmosphere can distort GPS...
Photo: Systron Donner Systron Donner Inertial (SDI) has released an update to its SDN500 digital quartz MEMS GPS inertial navigation system (GPS/INS). Introduced in 2011, the SDN500 is a platform...
A roundup of recent products in the GNSS and inertial positioning industry from the April 2019 issue of GPS World magazine. OEM GNSS receiver With embedded 9-DOF IMU Photo: Rokubun The Argonaut...
To meet the challenges inherent in producing a low-cost, highly CPU-efficient software receiver, the multiple offset post-processing method leverages the unique features of software GNSS to greatly...
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...
Spirent’s GSS9000 constellation simulator. Spirent Federal Systems, a U.S. provider of positioning, navigation and timing test solutions to the government and its contractors,...
VectorNav Technologies’ tactical series line of inertial measurement units (IMUs) and GNSS-aided inertial navigation systems (GNSS/INS) have completed independent testing for MIL-STD-810G,...
The U.S. Air Force’s second new GPS III satellite, bringing higher-power, more accurate and harder-to-jam signals to the GPS constellation, has arrived in Florida for launch. On March 18, Lockheed...
Photo: IFEN IFEN has launched the SX3 receiver. The company’s previous scientific software receiver, the SX‐NSR, was subject to major upgrades, while the respective hardware front-end...
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...
Photo: Trimble Trimble has introduced the Trimble AX940 and AX940i high-precision GNSS smart antennas, designed for a broad range of high-precision applications such as precision agriculture,...
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...
VBOX Touch datalogger. (Photo: Racelogic) The VBOX Touch from Racelogic is the first in a new generation of highly flexible, enhanced accuracy GNSS dataloggers. The powerful hardware can be used in...
Portos Team paired with the Ninja. (Photo: iP-Solutions) Japan-based iP-Solutions has introduced Portos Team, a new GNSS RF signal record-and-playback system. The Portos Team can record and play...
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...
News from Schriever Air Force Base On July 23, the 2nd Space Operations Squadron (2 SOPS) gained Satellite Control Authority of GPS satellite vehicle number 76 — also known as GPS III SV03 —...
Workshop participants from Cote d’Ivoire and Kenya assemble a Mindstorm robot to trial autonomous navigation. By Patricia Doherty Last year I helped coordinate a three-week workshop for 50...