Backlight unit and display device using the same backlight unit

  • US 6,513,943 B2
  • Filed: 03/19/2001
  • Issued: 02/04/2003
  • Est. Priority Date: 03/24/2000
  • Status: Expired due to Term
First Claim
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1. A backlight unit comprising:

  • a light source;

    an optical sheet for transmitting light from said light source and giving an optical change to the light;

    a transparent reinforcing plate in intimate contact with a major surface of said optical sheet; and

    a reflection member for reflecting the light emitted from said light source to said transparent reinforcing plate such that the light from said light source passed through said transparent reinforcing plate passes through said optical sheet, wherein said light source is arranged immediately below said reinforcing plate and between said reflecting member and said reinforcing plate.

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