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POWER FEEDING DEVICE, POWER RECEIVING DEVICE AND WIRELESS POWER FEEDING SYSTEM

  • US 20110169338A1
  • Filed: 01/06/2011
  • Published: 07/14/2011
  • Est. Priority Date: 01/14/2010
  • Status: Active Grant
First Claim
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1. A power feeding device comprising:

  • a power transmitter adapted to generate a plurality of transmission signals at different frequencies including at least power to be fed;

    a power feeding element that is fed with transmission signals including power generated by the power transmitter; and

    a plurality of resonance elements that have different resonance frequencies and are provided where they can be coupled with the power feeding element by electromagnetic induction.

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