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Optical touch liquid crystal display device

  • US 20100214268A1
  • Filed: 05/06/2009
  • Published: 08/26/2010
  • Est. Priority Date: 02/23/2009
  • Status: Abandoned Application
First Claim
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1. An optical touch liquid crystal display device, comprising:

  • a liquid crystal display panel for displaying an image;

    a backlight unit disposed beneath the liquid crystal display panel for providing a backlight for the liquid crystal display panel;

    a bezel comprising an inside surface having a horizontal surface and a vertical surface, the bezel surrounding and fixing the liquid crystal display panel and the backlight unit;

    at least a light emitting element disposed on the inside surface of the bezel for providing light to form an optical matrix at an image display side of the liquid crystal display panel; and

    at least an optical sensor disposed on the inside surface of the bezel for detecting a touch on the liquid crystal display panel.

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