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Direct backlighting for liquid crystal displays

  • US 20020159002A1
  • Filed: 03/30/2001
  • Published: 10/31/2002
  • Est. Priority Date: 03/30/2001
  • Status: Abandoned Application
First Claim
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1. A structure for providing lighting in a liquid crystal display (LCD) having a matrix arrangement of picture elements (pixels), comprising:

  • a generally flat liquid crystal (LC) element having a front display surface and a rear mounting surface;

    a light source, which is mounted adjacent to said rear surface and oriented to direct light through said LC element in a direction orthogonal to said front surface;

    a light intensity controlling means for controlling the light emitted from said light source; and

    a color mixing means, which is mounted between the light source and the LC element.

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