REVERSE LINK SIGNALING VIA RECEIVE ANTENNA IMPEDANCE MODULATION

  • US 20090286476A1
  • Filed: 10/10/2008
  • Published: 11/19/2009
  • Est. Priority Date: 05/13/2008
  • Status: Active Grant
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First Claim
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1. A wireless power receiver, comprising:

  • a receive antenna for coupling with a transmit antenna through a near-field radiation generated by the transmit antenna to generate an RF signal; and

    a switching circuit operably coupled to the receive antenna and for cloaking the receive antenna from coupling with the near-field radiation when the switching circuit is in a first state and enabling the receive antenna to couple with the transmit antenna when the switching circuit is in a second state.

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