Liquid crystal display apparatus having high wide visual angle a

Details Liquid crystal display apparatus having high wide visual angle a Liquid crystal display apparatus having high wide visual angle a

1997-05-14

2000-06-27

Sikes, William L.

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

349119, 349128, 349136, 349191, G02F 11337, G02F 11335

Patent

active

060813113

ABSTRACT:
A liquid crystal display apparatus includes a polarization plate, a twisted-mode type liquid crystal layer having coexistent regions with different twisted directions of liquid crystal orientations and different tilt angles of liquid crystal molecules within one pixel, and a compensation layer, having biaxial refractive anisotropy, interposed between the polarization plate and the liquid crystal layer.

REFERENCES:
patent: 5757455 (1998-05-01), Sugiyama et al.
patent: 5796456 (1998-08-01), Takatori et al.
Ohashi M et al: "Viewing angle improvements of full-color TFT-LCDs" Fujitsu-Scientific and Technical Jornal, vol. 30, No. 2, Dec. 1994, pp. 154-161.
Chen J et al: "Simple four-domain twisted nematic liquid crystal display" Applied Physics Letters, vol. 67, No. 14, Oct. 2, 1995, pp. 1990-1992.
Patent Abstracts of Japan vol. 095 No. 008, Sep. 29, 1995 & JP 07 120745 A (Matsushita Electric Ind Co Ltd), May 12, 1995.

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