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SYSTEM AND METHOD FOR DEVICE IDENTIFICATION

  • US 20160079774A1
  • Filed: 11/30/2015
  • Published: 03/17/2016
  • Est. Priority Date: 03/23/2006
  • Status: Active Grant
First Claim
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1. A device detection system for detecting one of a plurality of devices capable of receiving inductive power, the system comprising:

  • an inductive power supply for transferring wireless power to a device having a power receiving coil configured for receiving operating wireless power;

    an inductive coil;

    a processor for determining a frequency response from the device as said inductive coil is driven, said frequency response being a passive response from the device;

    a memory storing a frequency profile; and

    wherein said processor is configured to determine whether said frequency response from the device substantially matches said frequency profile, and wherein said processor controls said inductive power supply in response to a determination that said frequency response from the device substantially matches said frequency profile.

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