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Liquid crystal display device and backlight

  • US 20070008457A1
  • Filed: 07/07/2006
  • Published: 01/11/2007
  • Est. Priority Date: 07/08/2005
  • Status: Active Grant
First Claim
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1. A liquid crystal display device having a liquid crystal display panel and a backlight system provided on a rear side of said liquid crystal display panel, said backlight system comprising:

  • a light guide plate having a surface thereof serving as a illuminating surface region opposite to the liquid crystal display panel;

    light sources each mounted on a flexible printed-circuit board and provided on a side face of said light guide plate; and

    an optical sheet member interposed between said liquid crystal display panel and said light guide plate;

    wherein the side surfaces of said light guide plate with the light sources provided thereon have a ridge-like inclined surface formed thereon when viewed from the illuminating surface and each of said ridge-like inclined surfaces serves as a light-receiving surface with said light source arranged thereon.

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