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WIRELESS LOAD MODULATION

  • US 20160094054A1
  • Filed: 12/10/2015
  • Published: 03/31/2016
  • Est. Priority Date: 02/10/2014
  • Status: Active Grant
First Claim
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1. A wireless power transmitting unit, comprising:

  • a resonator to periodically transmit a short beacon having a first time period;

    circuitry coupled to the resonator and configured to;

    detect a load change in the resonator when transmitting the short beacon; and

    cause the resonator to transmit a long beacon subsequent to said transmitting the short beacon if said load change is detected, the long beacon having a second time period longer than the first time period.

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