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Apparatus and method for communication using wireless power

  • US 9,178,568 B2
  • Filed: 05/30/2012
  • Issued: 11/03/2015
  • Est. Priority Date: 05/31/2011
  • Status: Expired due to Fees
First Claim
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1. An apparatus for communication using a wireless power, comprising:

  • an amplifier configured to amplify an input signal based on a power supplied to the amplifier;

    a control unit configured to detect a change in an impedance of a target device, and to change the power based on the change in the impedance; and

    a demodulation unit configured to receive a message from the target device, and to demodulate the message based on the changed power.

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