Color liquid crystal display device

Details Color liquid crystal display device Color liquid crystal display device

1990-07-25

1992-06-16

Heyman, John S.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 68, G02F 1133

Patent

active

051228912

ABSTRACT:
A color liquid crystal display device includes a color filter having light transmitting holes formed in picture elements for increasing the light transmission through the color filter, thereby enabling the brightness of the screen to be improved. The color filter also includes a plurality of black strips each formed between adjacent R, G, and B picture elements or between adjacent unit color picture elements for improving the contrast of the screen.

REFERENCES:
patent: 3787110 (1984-01-01), Berreman et al.
patent: 4506956 (1985-03-01), Dir
patent: 4653862 (1987-03-01), Morozumi
patent: 4684218 (1987-08-01), Aizawa et al.

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