Light emitting panel assemblies

  • US 20030007344A1
  • Filed: 08/30/2002
  • Published: 01/09/2003
  • Est. Priority Date: 06/27/1995
  • Status: Active Grant
First Claim
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1. A backlight assembly comprising a light emitting member, a substrate overlying said light emitting member, said substrate having a pattern of deformities on at least one side of said substrate for controlling an output ray angle distribution of light emitted by said light emitting member to suit a particular application, said deformities varying in at least one of the following characteristics:

  • size, shape, placement, index of refraction, density, angle, depth, height, and type.

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