GPS position determination systems operate by measuring the signals propagated from synchronised clocks carried on a constellation of (currently 30) satellites in earth orbit at a height of 20,200 km.

In the old days, we all navigated trails with the aid of USGS paper topo maps that show the terrain, waterways, and existing trails. With publicly available GPS signals today, anyone can purchase a ...

Partnering with the U.S. Coast Guard Navigation Center (NAVCEN), U.S. Space Force and Lockheed Martin Space have released the GPS IIR/IIR-M satellite antenna patterns for worldwide public use.

Tesla has applied to patent a new multi-band GPS antenna that it believes will be more precise for self-driving and navigation applications. The automaker describes the new device in the abstract of ...

Handheld Group, a manufacturer of rugged mobile computers, has released the Algiz 10XR, a rugged 10-inch Windows tablet that combines durability with a GNSS receiver, 5G and future-proof features. The ...

EL SEGUNDO, Calif., (Oct. 10, 2002) – Raytheon Company has been awarded two contracts to develop the next-generation anti-jam technology for militarized Global Positioning System (GPS), the first step ...

Global navigation satellite system (GNSS) technologies such as global positioning system (GPS), GLONASS, COMPASS/Beidou, Galileo, QZSS, IRNSS/NavIC, and others are increasingly crucial for terrestrial ...