The remote sensing satellite earth station is composed by antenna, feed subsystem , servo subsystem, receiver, station manage subsystem, modulator, demodulator, recorder and quick view equipment.

An on-ground terminal linked to a spacecraft or satellite by an antenna and associated electronic equipment for the purpose of transmitting or receiving messages, tracking, or control.

As the satellite received a signl from a ground or earth station , a communications complex that transmitted and received satellite signals, it telayed its own signal to earth.