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Wireless communication apparatus and method thereof

  • US 8,018,344 B2
  • Filed: 02/04/2009
  • Issued: 09/13/2011
  • Est. Priority Date: 02/26/2008
  • Status: Active Grant
First Claim
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1. A wireless communication apparatus, comprising:

  • an antenna unit;

    a switch module, coupled to the antenna unit;

    a first wireless communication circuit, coupled to the antenna unit, for performing radio-frequency identification (RFID) communication via the antenna unit; and

    a second wireless communication circuit, coupled to the switch module, for controlling a state of the switch module to perform RFID communication via the antenna unit;

    wherein both the first and second wireless communication circuits use the antenna unit, and the switch module has a switching element, a first transmission terminal of the first wireless communication circuit is coupled to a first end of the antenna unit, a first transmission terminal of the second wireless communication circuit is coupled to a second end of the antenna unit and a first end of the switching element; and

    a second transmission terminal of the second wireless communication circuit is coupled to a second end of the switching element and a second transmission terminal of the first wireless communication circuit.

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