Backlighting system for liquid crystal displays having a non-pla

Details Backlighting system for liquid crystal displays having a non-pla Backlighting system for liquid crystal displays having a non-pla

1995-06-22

1997-07-15

Sikes, William L.

Liquid crystal cells, elements and systems

Particular structure

Particular illumination

349 64, 349 70, 362 23, 362 29, 362216, G02F 11335, G01D 1128, F21S 500

Patent

active

056488270

ABSTRACT:
A liquid crystal display is provided which has improved wide angle viewing characteristics. The liquid crystal display includes a liquid crystal matrix. A non-planar fluorescent lamp positioned on a first side of the liquid crystal matrix has a center which traverses the fluorescent lamp in at least one longitudinal direction. A distance between the first side of the liquid crystal matrix and the fluorescent lamp center in a first portion of the fluorescent lamp is less than a distance between the first side of the liquid crystal matrix and the fluorescent lamp center in a second portion of the fluorescent lamp.

REFERENCES:
patent: 4950053 (1990-08-01), Haim et al.
patent: 5039207 (1991-08-01), Green
patent: 5128783 (1992-07-01), Abileah et al.
patent: 5220249 (1993-06-01), Tsukada

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