Color liquid crystal display device using birefringence

Details Color liquid crystal display device using birefringence Color liquid crystal display device using birefringence

1994-05-31

1996-10-29

Gross, Anita Pellman

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 73, 359 75, 359 76, 359 78, G02F 1133, G02F 11337

Patent

active

055702112

ABSTRACT:
A color liquid crystal display device includes a compensation liquid crystal panel having a first thickness and a first predetermined twist angle of liquid crystal molecules in a first direction, a driver liquid crystal panel having a second thickness identical to the first thickness and a second predetermined twist angle of liquid crystal molecules in a second, opposite direction such that the second predetermined twist angle is identical with the first predetermined twist angle in terms of magnitude, a first polarizer provided on the compensation liquid crystal panel, and a second polarizer provided on the driver liquid crystal panel.

REFERENCES:
patent: 4443065 (1984-04-01), Funada et al.
patent: 4844569 (1989-07-01), Wada et al.
patent: 5119216 (1992-06-01), Wada et al.
patent: 5223963 (1993-06-01), Okada et al.
patent: 5280375 (1994-01-01), Tsuda et al.
A Full-Color TFT-LCD With a domain devided TN Structure Late--News paper: Koike et al.

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