Patent ID: 8005438

Claim:
A wireless signal transceiver device for receiving wireless signals of a plurality of frequency bands, the wireless signal transceiver device comprising: an antenna; a radio frequency signal processing unit for processing the wireless signals of the plurality of frequency bands, and outputting a control signal according to the frequency band of the wireless signal processed; an antenna switch module comprising a first signal terminal and a plurality of second signal terminals, the plurality of second signal terminals coupled to the radio frequency signal processing unit, wherein the antenna switch module is utilized for switching a signal connection between the first signal terminal and one second signal terminal of the plurality of second signal terminals according to the control signal; a primary antenna matching circuit coupled to the antenna for roughly matching the antenna; and an auxiliary antenna matching module for matching the antenna with the primary antenna matching circuit according to the frequency band of the wireless signal processed by the radio frequency signal processing unit, comprising: a plurality of auxiliary antenna matching circuits, wherein each of the plurality of auxiliary antenna matching circuits corresponds to one frequency band of the plurality of frequency bands for matching the antenna with the primary antenna matching circuit; a first switching module coupled between the primary antenna matching circuit and the plurality of auxiliary antenna matching circuits for switching a connection between the primary antenna matching circuit and one auxiliary antenna matching circuit of the plurality of auxiliary antenna matching circuits according to the frequency band of the wireless signal processed by the radio frequency signal processing unit; and a second switching module coupled between the plurality of auxiliary antenna matching circuits and first signal terminal of the antenna switch module for switching a connection between the first signal terminal of the antenna switch module and one auxiliary antenna matching circuit of the plurality of auxiliary antenna matching circuits according to the frequency band of the wireless signal processed by the radio frequency signal processing unit.