Active matrix liquid crystal display cell with light blocking ca

Details Active matrix liquid crystal display cell with light blocking ca Active matrix liquid crystal display cell with light blocking ca

1993-10-27

1996-03-12

Sikes, William L.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 87, 359 67, 359 54, G02F 1136, G02F 11345, G02F 11343

Patent

active

054991234

ABSTRACT:
In an active matrix liquid crystal display cell having a switching active element, first and second transparent electrodes between which liquid crystal is filled, and a shading layer for protecting the switching active element and enhancing a contrast of light, an insulating layer is interposed between the shading layer and the first transparent electrode with the shading layer partially laid under the first transparent electrode through the insulating layer.

REFERENCES:
patent: 5132820 (1992-07-01), Someya et al.
patent: 5162933 (1992-11-01), Kakuda et al.
patent: 5177577 (1993-01-01), Taniguchi et al.
patent: 5305128 (1994-04-01), Stupp et al.
patent: 5339181 (1994-08-01), Kim et al.
patent: 5414547 (1995-05-01), Matsuo et al.

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