Transmissive liquid crystal display device having a...

Details Transmissive liquid crystal display device having a... Transmissive liquid crystal display device having a...

2006-04-11

2006-04-11

Ton, Toan (Department: 2871)

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

C349S109000, C349S106000

Reexamination Certificate

active

07027119

ABSTRACT:
A liquid crystal display device of the present invention includes: first and second substrates including a plurality of pixels, wherein each pixel divided into first to third sub-pixels; a double-layered cholesteric liquid crystal color filter (CCF) layer over the first substrate, the double-layered CCF layer including a first CCF layer including first and second CCF with a ratio of 1:2 in size and a second CCF layer including third and fourth CCF with a ratio of 2:1 in size; a first transparent electrode on the double-layered CCF layer; a second transparent electrode on the second substrate; a liquid crystal layer between the first and second transparent electrodes; and a backlight device adjacent to the first substrate and emitting light toward the first and second substrates.

REFERENCES:
patent: 5822029 (1998-10-01), Davis et al.
patent: 6025899 (2000-02-01), Fukunaga et al.
patent: 6597418 (2003-07-01), Moon et al.
patent: 6900864 (2005-05-01), Iino
patent: 6909485 (2005-06-01), Yoon et al.
patent: 6937305 (2005-08-01), Lee

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