Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Patent
1998-12-03
1999-12-28
Sikes, William L.
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
349156, 430311, 430319, G02F 11343, G02F 11339, G03C 500
Patent
active
060088761
ABSTRACT:
An array of pixels in a liquid crystal silicon light valve are fabricated with a minimum of surface topology by forming raised dielectric spacer walls on an underlying array support surface prior to the deposition of the metal pixel electrode layer. Deposition of the metal pixel electrode layer, followed by chemical-mechanical polishing to stop on the top of the spacer walls, produces an electrode surface that is flush with the tops of the dielectric spacer walls. This resulting planarity in the surface of the pixel cell array minimizes surface topology exhibited by the array, maximizing reflectance of the light valve.
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patent: 5706067 (1998-01-01), Colgan et al.
patent: 5708486 (1998-01-01), Miyawaki et al.
patent: 5764324 (1998-06-01), Lu et al.
National Semiconductor Corporation
Nguyen Dung
Sikes William L.
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