REFLECTION COLOR LIQUID CRYSTAL DISPLAY

Title:

REFLECTION COLOR LIQUID CRYSTAL DISPLAY

Document Type and Number:

WIPO Patent Application WO/1999/056170

Kind Code:

A1

Abstract:

A reflection color liquid crystal display including an STN liquid crystal element (20) in which a nematic liquid crystal (6) twist-oriented by 180° to 270° is interposed between a first transparent substrate (1) having a first transparent electrode (3) and a second transparent substrate (2) having a second transparent electrode (4), color filters (7) of different colors provided to the first or second substrate, an absorption polarizing plate (11) disposed on the viewed side of the second substrate (2) through a phase plate (12), a diffusion layer (13), a reflection polarizing plate (14), and a light absorption layer (15) the latter three being provided in order on the opposite side to the viewed side. Bright high-contrast good-color display is realized.

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Inventors:

KANEKO YASUSHI (JP)

Application Number:

PCT/JP1999/002296

Publication Date:

November 04, 1999

Filing Date:

April 28, 1999

Export Citation:

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Assignee:

CITIZEN WATCH CO LTD (JP)
KANEKO YASUSHI (JP)

International Classes:

G02F1/13363; (IPC1-7): G02F1/1335

Foreign References:

JPH06138436A	1994-05-20
JPH09113725A	1997-05-02
JPH0843787A	1996-02-16
JPH09251151A	1997-09-22
JPH08220504A	1996-08-30
JPH07281010A	1995-10-27

Other References: