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Power source equiment for power over ethernet system with increased cable length

  • US 20080276104A1
  • Filed: 11/20/2007
  • Published: 11/06/2008
  • Est. Priority Date: 05/01/2007
  • Status: Abandoned Application
First Claim
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1. A Power Source Equipment (PSE) for use in a Power over Ethernet (PoE) system, comprising:

  • a DC voltage supply; and

    a PSE controller;

    wherein said PSE controller controls an output voltage of said DC voltage supply such that a voltage received at a powered device (PD) is in compliance with a PoE standard when said PD is connected to the said PSE via a cable that is at least approximately 100 meters long.

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