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COIL CONFIGURATIONS FOR INDUCTIVE POWER TRANSER

  • US 20110304216A1
  • Filed: 06/09/2011
  • Published: 12/15/2011
  • Est. Priority Date: 06/10/2010
  • Status: Active Grant
First Claim
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1. An inductive power supply system comprising:

  • a primary unit for transmitting wireless power, said primary unit including;

    a primary circuit having a primary for producing a first field; and

    a receiving unit separable from said primary unit and for receiving said wireless power from said primary unit, said receiving unit including;

    two or more secondary resonating circuits configured to receive said wireless power, wherein each of said two or more secondary resonating circuits is configured to receive said wireless power at different distances between said primary unit and said receiving unit;

    a secondary circuit for receiving said wireless power by inductively coupling with at least one of (i) said primary circuit and (ii) one of said two or more secondary resonating circuits.

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