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IC CONTROLLED WIRELESS POWER OPERATION AND APPLICATIONS THEREOF

  • US 20110127952A1
  • Filed: 05/01/2010
  • Published: 06/02/2011
  • Est. Priority Date: 11/30/2009
  • Status: Active Grant
First Claim
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1. A device comprises:

  • a wireless power receiver circuit operable to convert an electromagnetic signal into a voltage;

    a battery operably coupled to supply a battery voltage;

    a plurality of circuit modules powered by the voltage or the battery voltage;

    a processing module operable to;

    transition the device from an idle state to a charge state when a wireless power transmitter unit is detected;

    transition the device from the idle state to a wireless power operated state when a wireless power transmit circuit is detected and the device is enabled; and

    transition the device from the idle state to a battery operated state when the device is enabled and the wireless power transmit circuit is not detected.

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