Liquid crystal display device having particular green cut...

Details Liquid crystal display device having particular green cut... Liquid crystal display device having particular green cut...

2008-01-03

2010-06-08

Qi, Mike (Department: 2871)

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

C349S113000, C349S106000

Reexamination Certificate

active

07733447

ABSTRACT:
A liquid crystal display device in which three cholesteric liquid crystal layers of selective reflection type are laminated, comprises: a first liquid crystal layer arranged on a device observation side selectively reflecting blue; a second liquid crystal layer arranged next to the first liquid crystal layer selectively reflecting green; a third liquid crystal layer arranged next to the second liquid crystal layer selectively reflecting red; and a green cut filter layer arranged between the green liquid crystal layer and the red liquid crystal layer selectively absorbing a light ray of a wavelength of 600 nm or less.

REFERENCES:
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patent: 6580482 (2003-06-01), Hiji et al.
patent: 6806924 (2004-10-01), Niiyama et al.
patent: 10-31210 (1998-02-01), None
patent: 2000-147547 (2000-05-01), None
patent: 2001-66627 (2001-03-01), None
patent: 2001-75121 (2001-03-01), None
patent: 2001066627 (2001-03-01), None
patent: 2001075121 (2001-03-01), None
patent: 2001-109012 (2001-04-01), None
patent: 2002-62540 (2002-02-01), None
International Search Report of PCT/JP2005/012351, date of mailing Aug. 9, 2005.

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