Satellite positioning System

Satellite navigation system (satellite navigation) is a kind of navigation method that uses man-made satellites to navigate. Satellite navigation systems typically include three parts of navigation satellites, ground stations and user equipment. The navigation satellite is transmitted by the Earth station control, which is the satellite navigation signal of the carrying body (such as ship), the satellite navigation signals are collected, and the location of the carrier is obtained. The use of man-made satellites can constitute a global or regional positioning and navigation system.