SpaceX successfully launched the GPS III SV-08 satellite into orbit on May 30 from Cape Canaveral Space Force Station.

The Department of Homeland Security’s Science and Technology Directorate has released a tool to help protect critical ...

SpaceX has submitted reply comments to the FCC detailing how its Starlink satellite system currently provides, and could further support PNT.

We caught up with NextNav’s Vice President of Regulatory Affairs, Renee Gregory, to hear more about how the company is thinking about a terrestrial complement and backup to GPS.

You’ve probably heard of at least one of those terms in any discussion around GPS anti-jam technology for defense. Because they are all terms that describe essentially the same thing: a specialized ...

This article is based on a presentation to the National Space-Based Positioning, Navigation and Timing Advisory Board in June 2015. The study reported on at the meeting was requested by the National ...

It’s a great time for location applications because technology hardware standards and Android application programming interfaces (APIs) are all evolving simultaneously to enable an improved location ...

Timing from atomic clocks is now an integral part of data-center operations. The atomic clock time transmitted via Global Position System (GPS) and other Global Navigation Satellite System (GNSS) ...

Figure 7. Possible spoofing source locations. We’ve heard a lot in the news recently about GPS spoofing, mostly centred on the story of ship spoofing in the Black Sea. Between June 22-24, a number of ...

My last column, December 2019, highlighted the National Geodetic Survey’s (NGS) new Geoid Monitoring Service (GeMS); and, that NGS’ will be publishing a gridded geoid model GEOID2022 that will contain ...

You may have heard about “NMEA data” with respect to GPS. NMEA is an acronym for the National Marine Electronics Association. NMEA existed well before GPS was invented. According to the NMEA website, ...

In brief, how does Locata work? What are the key concepts? Almost everything you know about GNSS pretty much applies to Locata. We are an extremely close cousin. We use trilateration; in other words, ...