Reduction of idle power in a communication port

Reduction of idle power in a communication port

  • CN 104,781,754 A
  • Filed: 12/11/2013
  • Published: 07/15/2015
  • Est. Priority Date: 12/19/2012
  • Status: Active Application
First Claim
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1. an electronic installation, comprising:

  • Downstream port, comprise Physical layer via link by data send and receive upstream device, described Physical layer comprises;

    Pull-down-resistor, for determining the existence of described upstream device;

    AndSwitch, is coupled to described pull-down-resistor, and start the low power state of the described link between described downstream port and described upstream device in response to described downstream port, described switch forbids described pull-down-resistor.

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