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Adaptive inductive power supply with communication

  • US 8,116,683 B2
  • Filed: 04/01/2011
  • Issued: 02/14/2012
  • Est. Priority Date: 02/04/2003
  • Status: Active Grant
First Claim
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1. A contactless power supply for inductively providing power to one or more remote devices by adapting to at least one of an addition, a removal, and a status change of said one or more remote devices, said contactless power supply comprising:

  • a resonant circuit having a primary for transferring power to said one or more remote devices by an inductive coupling;

    a receiver for receiving power information from a plurality of remote devices; and

    a controller coupled to said receiver and to said resonant circuit for adapting said contactless power supply in response to at least one of said addition, said removal, and said status change of said one or more remote devices, wherein said controller is programmed to calculate one or more settings for said contactless power supply as a function of said received power information from two or more of said plurality of remote devices and wherein said controller is programmed to set said one or more calculated settings.

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