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Method and apparatus to authenticate a power supply

  • US 20070143636A1
  • Filed: 12/19/2005
  • Published: 06/21/2007
  • Est. Priority Date: 12/19/2005
  • Status: Active Grant
First Claim
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1. An external power supply of an electronic product that modulates an output of the power supply with information encoded to identify the power supply to the product.

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