Liquid crystal display device, display device and backlight...

Details Liquid crystal display device, display device and backlight... Liquid crystal display device, display device and backlight...

2007-03-13

2007-03-13

Tso, Laura K. (Department: 2875)

Illumination

Edge lighted panel

Light guide

C362S561000

Reexamination Certificate

active

11108838

ABSTRACT:
The present invention provides a display device comprising a display panel and a backlight device comprising a main light guide body which irradiates light toward the display panel. A sub light guide body is arranged on the back surface of the main light guide body is divided in the center by a first air layer. Both end portions of the sub light guide are optically coupled to the main light guide, and a plurality of solid state light emitting elements are arranged in the inside of the air layer of the sub light guide.

REFERENCES:
patent: 5808708 (1998-09-01), Oyama et al.
patent: 6065846 (2000-05-01), Kato et al.

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