The European Space Agency (ESA) has selected Rocket Lab Corporation to launch a dedicated Electron mission, marking the first time the company will deploy satellites for ESA’s next-generation ...

Operational Anti-Jam Units With some images courtesy of my friends at Raytheon, let’s look at a few examples of deployed military CRPA hardware over the years. The GAS-1 system entered service in the ...

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, ...

Safran Electronics & Defense has introduced BlackNaute, a new autonomous positioning, navigation and timing (PNT) system.

Recent changes in hardware and standards make one-meter accuracy possible, in some cases as soon as this year. The transcript of a talk given to Android developers earlier this year, this article ...

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) ...

About the Author: Oleksandr Odukha Oleksandr Odukha is the Senior Vice President, Delivery and Mobility at Intellias. With more than a decade of delivering solutions to large enterprise clients, ...

Figure 1: GPSJAM map on March 23, 2024. The map is based on GPS accuracy reports fron aircraft broadcast digital radio messages (ADS-B) over a 24-h period. A vast (uncolored) area on the globe is not ...

The box titled “Summary of Overall fit of Geoid18” provides a summary of the fit of residuals of Geoid18 from the NGS GEOID18 technical details document. Looking at the CONUS overall values, the ...

The baseline orbit of the Genesis satellite will be circular, will have an altitude of about 6,000 kilometers and an inclination of about 95 degrees. The mass of the satellite will be on the order of ...

Schue was the first commanding officer of the U.S. Coast Guard’s Loran Support Unit and the first program manager for the congressionally mandated Loran Modernization and Recapitalization project that ...

The main critical applications for GNSS timing can be roughly grouped by the accuracy they require — but they are changing. “For example, for cellular systems up to 30 ns jitter used to be enough,” ...