Richard Langley, GPS World Innovation editor and professor in the Department of Geodesy and Geomatics Engineering at the University of New Brunswick (UNB), provides this frequently updated chart.

No audio available for this content. For decades, positioning, navigation and timing (PNT) services have relied primarily on GNSS operating in medium-Earth orbit (MEO) and these systems transformed ...

William Tewelow is a manager for the Federal Aviation Administration (FAA). He is a graduate of the FAA management fellowship program and a mentor with the FAA's National Mentor Program. While on ...

Upholding the principles of “superior construction, excellent management, and substantial development,” the BeiDou Navigation Satellite System (BDS) implements multifaceted strategies to ensure ...

GNSS jamming and spoofing pose a significant threat to global security, as satellite-based navigation and timing systems are utilized in various application fields, including critical infrastructure, ...

Russian satellites have caused GPS outages of as long as 10 seconds across Europe, according to a new research paper, authored in part by GNSS expert Todd Humphreys. Humphreys is head of the ...

Antoon De Proft, simply known as Toon to most of his colleagues, was born in Belgium and studied Engineering at the Catholic University of Leuven. He worked in Silicon Valley and then in Belgium as ...

No audio available for this content. Table 1. Preliminary 2013 U.S. GPS economic benefit estimates. (Chart: GPS World, based on data from author) This article is based on a presentation to the ...

Unmanned aerial vehicle (uav) used in the spoofing tests; owned by the University of Texas. A radio signal sent from a half-mile away deceived the GPS receiver of a UAV into thinking that it was ...

The technique of precise point positioning (PPP) is making inroads in the positioning industry. However, one issue hampering its more widespread adoption is the convergence time required for the ...

A report filed with NASA’s Aviation Safety Reporting System and published in June outlines how a passenger aircraft flew off course during a period of GPS jamming and nearly crashed into a mountain.

GPS services are critical for real-time information on positioning, navigation and time (PNT). Because of the highly accurate and continuous PNT solution provided by GPS in all weather conditions, ...