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Power Supply control Apparatus and Method Thereof and Mobile Apparatus Using the same

  • US 20120028575A1
  • Filed: 04/29/2011
  • Published: 02/02/2012
  • Est. Priority Date: 07/28/2010
  • Status: Active Grant
First Claim
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1. A power supply control apparatus, adapted to a communication device, comprising:

  • a switch, coupled to a power supply, for controlling the flow of power from the power supply to the communication device; and

    a signal detecting unit, for detecting a wireless signal via electromagnetic induction to generate a detection signal for controlling the switch to determine whether to provide power to the communication device from the power supply.

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