Relay system of wireless signal coverage and communication method

The invention discloses a relay system of wireless signal coverage and a communication method. An air platform carries a relay and a power supply so as to establish a wireless signal relay of mobile communication in the air. The air platform is used for carrying the relay and the power supply and can fly in the air. The relay is used for transferring the wireless signal between user equipment (UE) and a ground base station. The power supply provides power for the relay or/and the air platform. The invention also discloses a relay communication method of wireless signal coverage. 本发明公开了种无线信号覆盖的中继系统和通信方法，空中平台搭载中继和电源在空中建立移动通信的无线信号中继，空中平台用于搭载中继、电源，在空中飞行；中继用于中转用户设备(UE)和地面基站之间的无线信号；电源给所述中继或/和所述空中平台供电。本发明还公开了种无线信号覆盖的中继通信方法。