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WIRELESS ENERGY TRANSFER VIA COUPLED PARASITIC RESONATORS

  • US 20120161696A1
  • Filed: 10/27/2011
  • Published: 06/28/2012
  • Est. Priority Date: 10/29/2010
  • Status: Active Grant
First Claim
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1. A wireless power receiver apparatus for powering or charging an electric vehicle, comprising:

  • a receive circuit comprising a first coil, the receive circuit being configured to wirelessly receive power so as to power or charge the electric vehicle;

    a passive circuit comprising a second coil, the passive circuit being configured to wirelessly receive power from a transmit circuit comprising a third coil, the passive circuit being further configured to wirelessly retransmit power received from the transmit circuit to the receive circuit; and

    a controller configured to displace the second coil from the first coil.

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