Image: RNT Foundation A new white paper sponsored by the Resilient Navigation and Timing Foundation (RNT Foundation) discusses the need and implementation of a reliable and resilient national timing...
Steve Malkos, Android Context Group, Google We’ve come a long way since the inception of GPS. Today, location often is taken for granted, but that’s true of every mainstream technology. It’s...
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,...
Effective Sept. 1, Tallysman Wireless Inc. was acquired by Calian Group Ltd. to expand Calian’s reach in the satcom industry to markets requiring smaller antennas used in end-user devices that need...
An Introduction to Bandwidth, Gain Pattern, Polarization and All That How do you find best antenna for particular GNSS application, taking into account size, cost, and capability? We look at the...
Brazilian geoscience services company OceanPact Geociências has chosen deep-water positioning technology from Sonardyne Brasil Ltda. to support its geophysical, geotechnical and environmental...
Taoglas has launched a range of small-form-factor ultra-wideband (UWB) antennas specifically designed to enable centimeter-level positioning and angle-of-arrival applications. The FXUWB10, UWC.01...
A panorama from the GNSS tide gauge at Onsala Space Observatory. When satellites pass over the sky, the GNSS tide gauge uses signals direct from the satellite and signals reflected off the sea...
GMV will search using artificial intelligence for any correlations between COVID-19 spread and environmental parameters. Image: ESA The European Space Agency (ESA) has launched an internal...
The United States Space Force’s Space and Missile Systems Center (SMC) has decided to reschedule the launch of GPS III SV03 (GPS III-3) from Cape Canaveral Air Force Station to minimize the...
Understanding and Using GNSS Multipath By Andria Bilich and Kristine M. Larson Telltale signs of multipath are the fluctuations in the signal-to-noise ratios (SNRs) reported by some GNSS receivers....
To get the best measurements of Earth’s atmosphere, you sometimes have to leave it. This November, the Sentinel-6 Michael Freilich spacecraft will do just that. News from the Jet Propulsion...
U.S. Capitol Building. (Photo: RNTF) Last week, 27 members of the U.S. House Agriculture Committee sent a letter to Federal Communications Commission (FCC) Chairman Ajit Pai. In it, they urged him...
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...
The design and verification of a new class of portable wideband record-and-playback system considers the relative merits and limitations of both simulator and record/replay approaches. The authors...
Photo: Orolia Not just supporting players, alternative positioning, navigation and timing (PNT) systems strengthen, augment and — when needed — replace GNSS. GPS World explores how companies are...
More launches planned for March and May Four new satellites of the BeiDou Navigation Satellite System (BDS) have passed tests in orbit and joined the system to provide positioning, navigation and...
LabSat 3 by Racelogic is a lightweight and portable system for GNSS testing, capable of recording and replaying the raw radio signals including GPS L1, GLONASS L1, Galileo E1, BeiDou B1, QZSS and...
The design and verification of a new class of portable wideband record-and-playback system considers the relative merits and limitations of both simulator and record/replay approaches. The authors...