Multiple Frequency Band Wireless Transceiver Device and Related Devices

An antenna switch module utilized in a wireless signal transceiver device for switching wireless signals of a plurality of frequency bands, the antenna switch module comprising:

• a first signal terminal coupled to a primary matching circuit of the wireless signal transceiver device for receiving the wireless signal from the primary matching circuit or outputting the wireless signal to the primary matching circuit;
• a plurality of second signal terminals coupled to a radio frequency signal processing unit of the wireless signal transceiver device for receiving signals from the radio frequency signal processing unit or outputting signals to the radio frequency signal processing unit;
• a switching module comprising a first terminal coupled to the first signal terminal, and a plurality of second terminals, for switching a signal connection between the first terminal and one second terminal of the plurality of second terminals according to the frequency band of the wireless signal processed by the radio frequency signal processing unit;
• a plurality of auxiliary antenna matching circuits coupled to the plurality of second terminals of the switching module, each of the plurality of auxiliary antenna matching circuits corresponding to one frequency band of the plurality of frequency bands;
• and
• a plurality of transceiver switching modules coupled between the plurality of auxiliary antenna matching circuits and the plurality of second signal terminals for switching receiving or transmitting of the wireless signal.

A wireless transceiver device for receiving and transmitting wireless signals of a plurality of frequency bands, the wireless 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;
• a primary antenna matching circuit coupled to the antenna for roughly matching the antenna;
• and
• an antenna switch module coupled between the primary antenna matching circuit and the radio frequency signal processing unit, the antenna switch module comprising:
• a first signal terminal coupled to the primary antenna matching circuit for receiving the wireless signals through the primary antenna matching circuit or outputting a signal to the primary antenna matching circuit;
• a plurality of second signal terminals coupled to the radio frequency signal processing unit for receiving signals through the radio frequency signal processing unit or outputting signals to the radio frequency signal processing unit;
• a switching module comprising a first terminal coupled to the first signal terminal, and a plurality of second terminals, for switching a signal connection between the first terminal and one second terminal of the plurality of second terminals according to the frequency band of the wireless signal processed by the radio frequency signal processing unit;
• a plurality of auxiliary antenna matching circuits coupled to the plurality of second terminals of the switching module, each of the plurality of auxiliary antenna matching circuits corresponding to one frequency band of the plurality of frequency bands 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;
• and
• a plurality of transceiver switching modules coupled between the plurality of auxiliary antenna matching circuits and the plurality of second signal terminals for switching receiving or transmitting of the wireless signals.