In-plane switching mode liquid crystal device and method for...

Details In-plane switching mode liquid crystal device and method for... In-plane switching mode liquid crystal device and method for...

2005-05-31

2008-09-02

Qi, Mike (Department: 2871)

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

C349S139000, C349S114000

Reexamination Certificate

active

07420640

ABSTRACT:
An IPS mode LCD device with improved light efficiency by changing a common electrode and a pixel electrode in shape includes first and second substrates facing each other, a plurality of gate and data lines crossing each other on the first substrate for defining a plurality of pixel regions, at least one common electrode formed on the pixel region, wherein the common electrode is formed in shape such that an upper surface area is different than a lower surface area, at least one pixel electrode positioned between each of the common electrode on the pixel region, wherein the pixel electrode is formed in shape such that an upper surface area different larger than a lower surface area, and a liquid crystal layer between the first and second substrates.

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patent: 6222602 (2001-04-01), Aratani et al.
patent: 6356328 (2002-03-01), Shin et al.
patent: 6583840 (2003-06-01), Inoue et al.
patent: 1357579 (2003-10-01), None
patent: 08286211 (1996-11-01), None
patent: 09185080 (1997-07-01), None

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