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Identification device and identification system

  • US 20060226955A1
  • Filed: 08/22/2003
  • Published: 10/12/2006
  • Est. Priority Date: 08/22/2002
  • Status: Abandoned Application
First Claim
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1. An identification device for receiving a first signal and transmitting a second signal, the device including:

  • a receiving means for receiving the first signal and employing the first signal to generate a voltage;

    wherein the receiving means generates a first current from the voltage;

    an integrated circuit;

    wherein the integrated circuit includes a state selection means for selecting whether the device is in a first state or a second state;

    a connection between the receiving means and the integrated circuit;

    a transmission means for generating the second signal;

    wherein—

    relative to the second state—

    a relatively larger amount of the first current flows through the receiving means when the device is in the first state; and

    wherein—

    relative to the first state—

    a relatively smaller amount of the first current flows through the receiving means when the device is in the second state.

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