Liquid crystal display device having a side edge type back light

Details Liquid crystal display device having a side edge type back light Liquid crystal display device having a side edge type back light

1996-03-06

1999-03-23

Sikes, William L.

Liquid crystal cells, elements and systems

Particular structure

Particular illumination

349 64, 349113, 362 26, 362 31, G02F 11335, G01D 1128, F21V 704

Patent

active

058867597

ABSTRACT:
In order to provide a liquid crystal display (LCD) device capable of improving the display quality by preventing light leakage in the end portion of a display window on the side adjacent a fluorescent tube, a liquid crystal display device has a LCD panel, a light guide placed under the LCD panel, a fluorescent tube placed close to and along at least one side of the light guide, a lamp reflector sheet for covering substantially the whole length of the fluorescent tube, a diffusion sheet placed on the light guide under the LCD panel, and a reflective sheet placed under the light guide, wherein the surface of the lamp reflector sheet, reflective sheet or the diffusion sheet on the one side of the light guide is printed in color.

REFERENCES:
patent: 5714247 (1998-02-01), Kuo et al.
patent: 5739889 (1998-04-01), Yamada et al.
patent: 5764322 (1998-06-01), Mamiya et al.

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