Vehicle-mounted mobile terminal wireless charging system

The invention discloses a vehicle-mounted mobile terminal wireless charging system and a using method thereof. The vehicle-mounted mobile terminal wireless charging system comprises a vehicle-mounted wireless charging emission device and a wireless receiving device of a mobile terminal, wherein the vehicle-mounted wireless charging emission device comprises a power management circuit, a communication and control circuit, a high frequency oscillation circuit, a power amplifier, a wireless transmitting coil, a coil current sampling circuit and a wireless receiving circuit; the wireless receiving device of the mobile terminal comprises a wireless transceiving circuit, a rectification filter circuit and a communication control circuit. It can be confirmed that the mobile terminal can emit charging energy after charging in a wireless communication mode, and safety and energy conservation are guaranteed. The vehicle-mounted mobile terminal wireless charging system can be directly used in a vehicle.