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INDUCTIVE POWER SUPPLY

  • US 20120313448A1
  • Filed: 09/22/2010
  • Published: 12/13/2012
  • 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, comprisingreceiving continuously over the inductive link in the primary side from the secondary side a modulated data signal comprising information on a change of a load of the secondary side and information on the output power data;

  • demodulating the received modulated data signal;

    determining, based on the demodulated data signal comprising information on the change of the load of the secondary side, whether or not to transmit power to the apparatus; and

    if yes, transmitting a first power over said inductive link to the apparatus via the secondary side, and controlling the first power continuously on the basis of the output power data of the secondary side.

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