Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Reexamination Certificate
2005-01-04
2005-01-04
Ton, Toan (Department: 2871)
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
C349S044000, C349S111000
Reexamination Certificate
active
06839105
ABSTRACT:
Reflective display and transmissive display are performed by driving liquid crystal in a predetermined area (region b) in a non-crossing region by using an oblique electric field. Light passed through the region b when a voltage is applied is shaded since the liquid crystal in the region b is driven. Accordingly, at a position of a second substrate2bcorresponding to the region b, it is not necessary to provide a shading film22. Consequently, a line width S1of the shading film22can be designed to be smaller compared to that of a conventional one, and hence, a high aperture ratio can be obtained.
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European Search Report from corresponding Application No. 01307801.9.
Tanaka Chihiro
Tsuyuki Tadashi
Di Grazio Jeanne Andrea
Harness & Dickey & Pierce P.L.C.
Seiko Epson Corporation
Ton Toan
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