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WIRELESS CHARGER SYSTEM THAT HAS VARIABLE POWER / ADAPTIVE LOAD MODULATION

  • US 20150091523A1
  • Filed: 09/30/2014
  • Published: 04/02/2015
  • Est. Priority Date: 10/02/2013
  • Status: Abandoned Application
First Claim
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1. A wireless charging system that includes in-band communication, comprising:

  • a source device, comprising;

    at least one transmitter coil for providing a wireless charging power; and

    at least the target device, oriented on and magnetically coupled to the source device, for receiving the charging power, the target device comprising;

    a receiver coil, loosely coupled to the transmitter coil, for receiving the charging power; and

    a variable resistor loading the receiver coil.

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