Source: wikibot/gps-signals

= GPS signals
{wiki=GPS_signals}

GPS (Global Positioning System) signals are radio signals transmitted by satellites to determine the precise location of a GPS receiver on Earth. The system consists of a network of about 30 satellites orbiting the Earth, which send information about their locations and the time the signals were sent. Here’s how GPS signals work: 1. **Satellite Constellation**: GPS operates using a constellation of satellites that continuously orbit the Earth.