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Liquid crystal display

  • US 20040095402A1
  • Filed: 04/18/2003
  • Published: 05/20/2004
  • Est. Priority Date: 11/20/2002
  • Status: Active Grant
First Claim
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1. A liquid crystal display comprising:

  • a liquid crystal display panel having a display surface;

    an optical sensor placed on the rear face of said display surface; and

    a backlight for illuminating said display surface, wherein in a first state where a first image having the greatest light transmittance in liquid crystal is displayed on said display surface with said backlight being turned off, said optical sensor detects light that has been directed from the outside of said panel through said display surface.

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