PPP. It’s one of the many acronyms (or initialisms, if you prefer) associated with the uses of global navigation satellite systems. It stands for precise point positioning. But what is that? Isn’t all ...

This article updates a July 2012 feature in GPS World, “Real-Time Extended GNSS Positioning: A New Generation of Centimeter-Accurate Networks.” The Trimble CenterPoint RTX correction service, enabling ...

Ford Fusion equipped with Swift Navigation Skylark Precise Positioning Service at the American Center for Mobility, Ypsilanti, Michigan. On a closed course, as soon as the driver gets behind the wheel ...

COMPASS uses the Geostationary Earth Orbit (GEO) and Inclined Geosynchronous Satellite Orbit (IGSO) satellites, which are more suitable for regional services. Its constellation is composed of 14 ...

These days, satellite positioning systems play a fundamental role in our society. We are constantly surrounded by this technology, and it has been fully integrated into our lives. It has multiple ...

Upgrades to satellites in orbit and systems down below will bring centimeter-level accuracy to the masses. GPS has already transformed many industries and enabled whole new ones, like ride-sharing. A ...