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SYSTEMS, APPARATUS, AND METHOD FOR A DUAL MODE WIRELESS POWER RECEIVER

  • US 20150115727A1
  • Filed: 10/22/2014
  • Published: 04/30/2015
  • Est. Priority Date: 10/31/2013
  • Status: Active Grant
First Claim
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1. An apparatus for receiving wireless power, the apparatus comprising:

  • a first coil configured to wirelessly receive power from a first transmitter configured to generate a first alternating magnetic field having a first frequency; and

    a second coil configured to wirelessly receive power from a second transmitter configured to generate a second alternating magnetic field having a second frequency higher than the first frequency, the second coil positioned to enclose the first coil, a first coupling factor between the first coil and a coil of the first transmitter being higher than a second coupling factor between the second coil and a coil of the second transmitter when the first and second coils are positioned within respective charging regions of the first and second transmitters.

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