Image: Spire Spire Global, a space-to-cloud analytics company, is now using Galileo to offer GNSS radio occultation (GNSS-RO) products for the weather community. Radio occultation is the process of...
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...
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....
Furuno Electric Co. Ltd., based in Nishinomiya, Japan, has developed the GT-88 timing module and GF-8801/02/03/04/05 disciplined oscillator for users who require UTC time-synchronized signals to...
Rockwell Collins has successfully received and tracked a Galileo satellite signal using a prototype GNSS receiver designed for secure military use. In 2013, Rockwell Collins received a $2 million...
A newly published white paper by Loctronix Corporation presents preliminary test results of its Interference Detection System (IDS), which included capturing two separate incidents of intentional...
By Urs Niesen, Jubin Jose, Xinzhou Wu, Qualcomm Technologies Inc. Emerging automotive applications require reliable but at the same time low-cost positioning solutions. In this paper, we present such...
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...
One of two Galileo satellites, safely in its protective container, is unloaded from an Air France Boeing 747 at Cayenne–Félix Eboué Airport in French Guiana. News from the European Space Agency...
OriginGPS has collaborated with Broadcom to create a new miniature module with L1 + L5 support provided by the BCM47758 chip, enabling ultra-accurate GNSS positioning. The module was developed for...
Global ionospheric map calculated with NeQuick G for the 18 09 2019 at 07 UT (DOY 261, 2019). (Image: GSA) News from the European GNSS Agency (GSA) A version of the NeQuick G algorithm using a new...
By Inder Jeet Gupta It is well known that the phase center of a GNSS antenna can vary with the satellite direction. This phase center movement leads to aspect dependent carrier phase and code phase...
News from the European Space Agency A kite-blown science expedition to the interior of Antarctica has made the most southerly positioning fixes yet made with Europe’s Galileo satellite navigation...
Insitu RQ-21 Blackjack (Photo: Boeing) With tariffs, trade wars and sanctions ruling the day, how is a self-respecting UAS manufacturer supposed to make a buck? And to whom are the manufacturers of...
PRN 17, the first IIR-M satellite launched in September 2005, began broadcasting the second GPS civil signal, L2C, in December 2005. PRN 17 is the first in the new generation of GPS satellites with...
The Galileo Test and Development Environment (GATE) in Berchtesgaden, Germany, officially opened on February 4. The system operator, IFEN GmbH of Poing, Germany, jointly with the German...
Jackson Labs Technologies has released the latest upgrades to its GPS simulator and transcoder product line. Screenshot: Jackson Labs The latest version of freeware application SimCon rev. 1.20 is...
News from the European Space Agency A kite-blown science expedition to the interior of Antarctica has made the most southerly positioning fixes yet made with Europe’s Galileo satellite navigation...
GSG-55 GNSS simulator Spectracom, a global provider of time and frequency test and measurement solutions, will make available its new 16-channel GPS constellation simulator, the Pendulum GSG-55, in...
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...