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Inductive power supply

  • US 9,520,724 B2
  • Filed: 09/22/2010
  • Issued: 12/13/2016
  • Est. Priority Date: 09/22/2009
  • Status: Active Grant
First Claim
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1. A method for wirelessly powering, from a primary side, an apparatus in a secondary side over an inductive link between the primary side and the secondary side, comprising:

  • performing, by the primary side, a first detection of the secondary side apparatus;

    performing, by the primary side, a second detection comprising a handshaking operation between the primary side and the secondary side;

    transmitting power, by the primary side, to the secondary side apparatus;

    receiving, by the primary side, a modulated data signal from the secondary side;

    demodulating, by the primary side, the modulated data signal; and

    receiving, by the primary side from the secondary side, a command to perform any action selected from the group consisting of increasing power level, decreasing power level, stopping powering, and continuing powering.

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