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Portable computer system having LCD monitor for selectively receiving video signals from external video signal input from external computer

  • US 7,305,501 B2
  • Filed: 04/03/2002
  • Issued: 12/04/2007
  • Est. Priority Date: 07/10/2001
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • a portable computer including a graphic chip and a liquid crystal display monitor, said liquid crystal display monitor receiving a video signal from the graphic chip and displaying the video signal;

    an external video signal input part provided at the portable computer for receiving an external video signal from an external computer;

    an analog to digital converter provided at the portable computer for converting the external video signal received through the external video signal input part into a digital signal; and

    a control part for controlling the video signal and the digital signal from the graphic chip and the analog to digital converter, respectively, so that it is selectively outputted to the liquid crystal display monitor.

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