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Powering a notebook across a USB interface

  • US 7,360,004 B2
  • Filed: 09/30/2003
  • Issued: 04/15/2008
  • Est. Priority Date: 06/30/2000
  • Status: Expired due to Fees
First Claim
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1. A computer system, comprising:

  • a device; and

    a laptop computer coupled to said device by way of a communication bus operated under a communication protocol, the communication bus comprising communication lines and power lines;

    wherein the device determines if the laptop computer is capable of being powered across the power lines of the communication bus by communication with the laptop across the power lines of said communication bus.

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