The composition of gps tracker
GPS consists of three separate parts:
● Space section: 21 working satellites and 3 spare satellites.
● Ground support system: 1 main control station, 3 injection stations, 5 monitoring stations.
● User equipment section: Receive GPS satellite transmission signals to obtain necessary navigation and positioning information. After data processing, complete navigation and positioning work.
GPS receiver hardware generally consists of a host, an antenna, and a power supply.