Radio frequency front-end circuit and mobile terminal equipment

The utility model utility provides a radio frequency front-end circuit and a mobile terminal device, the radio frequency front-end circuit is composed of a wireless transceiver, a front-end module, a filter and an antenna, the front-end module can detect the signal intensity of a received signal, detect the transmitting power of a transmitted signal, and send a detection result to the wireless transceiver, and the wireless transceiver transmits the detection result to the filter. The wireless transceiver can adjust the transmitting power of the transmitting signal according to the signal strength of the received signal, thereby realizing the improvement of EVM and sensitivity index. 本申请提供的一种射频前端电路及移动终端设备，该射频前端电路由无线收发器、前端模块、滤波器和天线构成，其中，前端模块可以对接收信号的信号强弱进行检测，以及对发射信号的发射功率进行检测，并将检测结果发送给无线收发器，无线收发器可以根据接收信号的信号强弱，对发射信号的发射功率进行调整，从而实现EVM以及灵敏度指标的提升。