Enhancing GNSS Receiver Sensitivity by Combining Signals from Multiple Satellites By Penina Axelrad, James Donna, Megan Mitchell, and Shan Mohiuddin A new approach to enhancing signal sensitivity...
Artist’s rendering: U.S. Air Force The U.S. Air Force is using a digital replica of a GPS IIR satellite to detect any cyber-security issues, reports Air Force Magazine. Booz Allen Hamilton...
Not just supporting players, alternative positioning, navigation and timing (PNT) systems strengthen, augment and — when needed — replace GNSS. We explore how companies are using alternative PNT,...
Parked cars near ground station decreased accuracy from 2 to 4 centimeters A new study shows that the quality of GNSS reflectometry measurements may have improved significantly during the pandemic...
Atmospheric and Environmental Research Inc. (AER), a Verisk business, will license a satellite-data-processing system from the University Corporation for Atmospheric Research (UCAR), building on...
Approval is given for Arianespace’s Ariane 5 flight on July 31 Arianespace’s fifth mission of 2020 has been given the green light for liftoff following a July 29 launch readiness review conducted...
Septentrio has entered into a commercial agreement with Sapcorda, a global provider of sub-decimeter GNSS corrections. Through the collaboration with Sapcorda, Septentrio will pioneer an no-hassle...
Authors Javier Benedicto (ESA), left, and Rodrigo da Costa (GSA). (Image: ESA) Throughout 2020, the Galileo Programme under the responsibility of the European Commission, the European GNSS Agency...
Septentrio, a leader in high-precision GNSS positioning solutions, is offering two open-source resources for its GPS/GNSS module receivers. The first, ROSaic , is a Robot Operating System (ROS)...
Image: GPS World GPS World’s 30th anniversary GNSS timeline provides highlights in both system and policy development and industry over the past three decades. The timeline originally appeared in...
Image: NOAA The COSMIC-1 program ended on May 1, when the last of six tiny satellites were decommissioned. The satellites were launched 14 years ago, and outlived their planned lifespan by 12 years....
GPS IIIF’s M-code can be broadcast from a high-gain directional antenna in a concentrated, high-powered spot beam, in addition to a wide-angle, full-Earth antenna. (Artist rendering: Lockheed...
Northrop Grumman and Boeing have responded to a U.S. Air Force call for contractors interested in building a follow-on set of GPS III satellites, according to a report in Space News . Lockheed Martin...
DHS report cover The U.S. Department of Homeland Security (DHS) issued a report on alternative sources of PNT on May 6. It was submitted to U.S. congressional committee leaders on April 8. The...
Two F-16 Fighting Falcons fly over Edwards AFB during a 2009 air show. (Photo: U.S. Air Force/Chad Bellay) The U.S. Air Force in September will begin testing on F-16’s an alternative...
Spectracom’s GSG-6 Simulator with monitor. Spectracom has begun a program to develop robust application-specific testing solutions. The program fills what the company calls a technology and...
Tests of the robustness of commercial GNSS devices against threats show that different receivers behave differently in the presence of the same threat vectors. A risk-assessment framework for PNT...
Acorn Technologies Inc., a semiconductor and wireless technology company focused on the Internet of Things (IoT), has developed and demonstrated new wireless long-term evolution (LTE) positioning...
ESA shifts from Galileo transition plan to full second-generation plan. News from the European Space Agency With 26 satellites now in orbit and more than 1.5 billion smartphones and devices worldwide...
Bruce Carlson, president of Carlson Software, and William “Butch” Herter talk about the company’s new BRx5 GNSS Receiver and Surveyor2 data collector, among others,...