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Semiconductor device and driving method thereof

  • US 20070018823A1
  • Filed: 05/25/2006
  • Published: 01/25/2007
  • Est. Priority Date: 05/30/2005
  • Status: Active Grant
First Claim
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1. A semiconductor device comprising:

  • an antenna for transmitting and receiving a communication signal;

    a receiving circuit for discriminating the communication signal;

    an arithmetic circuit for performing a decoding and encoding process for encoded receiving and transmitting data;

    a transmitting circuit for transmitting an arithmetic result of the arithmetic circuit; and

    a state control register for stopping operation of the arithmetic circuit when receiving the communication signal and stopping operation of the receiving circuit and the transmitting circuit when operating the arithmetic circuit.

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