Liquid crystal display device

Details Liquid crystal display device Liquid crystal display device

2005-05-06

2009-08-25

Pak, Sung H (Department: 2874)

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

C349S117000

Reexamination Certificate

active

07580099

ABSTRACT:
A novel liquid crystal display device is disclosed. The liquid crystal display device comprises a first polarizing film, a first retardation area with an Re of 60 to 200 nm and a value of Nz of less than 0.8 and not greater than 1.5; a second retardation region with an Re of not greater than 50 nm and an Rth of −200 to −50 nm; and a liquid crystal cell comprising a liquid crystal layer being aligned in parallel to the surfaces of the pair of substrates in a black state with a slow axis in a black state parallel to the transmission axis of the first polarizing film; and a second polarizing film.

REFERENCES:
patent: 2009/0021671 (2009-01-01), Fukagawa et al.
patent: 2009/0033839 (2009-02-01), Fukuda
patent: 2009/0115944 (2009-05-01), Jeon et al.
patent: 10-307291 (1998-11-01), None
patent: 2004-4950 (2004-01-01), None

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