The best GPS units offer reliable navigation in even the most off-the-beaten-track areas, including topographical and ...

When the air is partly ionized, freely moving electrons slightly slow down the radio signals travelling to Earth from GPS and ...

As shown in Chapter 2, the coordinates of the GPS satellites as a function of time (or ephemeris) are transmitted as part of the navigation message. In fact, satellite coordinates are represented in ...

GPS IIF satellite vehicles continue to modernize the GPS constellation while bringing new capabilities to both military and civilian users. GPS IIF SVs will bring into service the dedicated civil ...

Maxar’s nascent Pinpoint tool will use a drone’s video feed to infer its surroundings in 3D, then match that to maps built ...

Maxar is developing 3D mapping technology that allows precise navigation by matching sensor data to an exact 3D map of the entire planet Earth.

However, choosing the best GPS mode for the occasion can be tricky. There’s plenty of jargon to demystify, thanks to the many different Global Navigation Satellite Systems (GNSS) mixing with ...