Liquid crystal display device having regions with different twis

Liquid crystal cells – elements and systems – With specified nonchemical characteristic of liquid crystal... – Within nematic phase

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

349129, G02F 113, G02F 11337

Patent

active

056893221

ABSTRACT:
A liquid crystal display device which includes a pair of substrates; a liquid crystal layer sandwiched between the pair of substrates; and an electrode for applying a voltage to the liquid crystal layer is disclosed. The liquid crystal layers includes liquid crystal molecules, and is divided into a plurality of regions having different twist angles from one another.

REFERENCES:
patent: 3947185 (1976-03-01), Maezawa
patent: 4247174 (1981-01-01), Walter
patent: 4840460 (1989-06-01), Bernot et al.
patent: 5071228 (1991-12-01), Waldmann et al.
patent: 5172255 (1992-12-01), Brosig et al.
patent: 5280375 (1994-01-01), Tsuda et al.
patent: 5321537 (1994-06-01), Okada et al.
patent: 5453862 (1995-09-01), Toko et al.
patent: 5495355 (1996-02-01), Konuma
Patent Abstracts of Japan, vol. 011, No. 097 (P-560) 26 Mar. 1987 & JP-A-61 249 021 (Citizen Watch Co Ltd) 6 Nov. 1986.
Patent Abstracts of Japan, vol. 013, No. 361 (P-917) 11 Aug. 1989 & JP-A-01 120 531 (Alps Electric Co Ltd) 12 May 1989.
Patent Abstracts of Japan, vol. 013, No. 361 (P-917) 11 Aug. 1989 & JP-A-01 120 533 (Alps Electric Co Ltd) 12 May 1989.
Patent Abstracts of Japan, vol. 017, No. 265 (P-1542) 24 May 1993 & JP-A-05 005 886 (Matsushita Electric Ind Co Ltd) 14 Jan. 1993.
Patent Abstracts of Japan, vol. 017, No. 631 (P-1648) 22 Nov. 1993 & JP-A-05 203 951 (NEC Corp) 13 Aug. 1993.
Patent Abstracts of Japan, vol. 017, No. 611 (P-1641) 10 Nov. 1993 & JP-A-05 188 374 (Matsushita Electric Ind Co Ltd) 30 Jul. 1993.
Koike et al, "A Full-Color TFT-LCD with A Domain-Divided Twisted-Nematic Structure", SID 1992 International Symposium--Digest of Technical Papers, May 1992, Playa De Rey, CA, pp. 798-801.
Takatori et al, "A Complementary TN LCD with Wide-Viewing-Angle Grayscale", NEC Corp. pp. 591-595, Japan Display '92 No Month.
Kamada et al, "PD-12 Wide Viewing Angle Full-Color TFT LCDs", Japan Display '92, p. 886 No month.
Sumiyoshi et al, "A Complementary Twisted Nematic", Functional Devices Labs, NEC Corp., pp. 35-41, Japan Display '92.
Patent Abstracts of Japan, vol. 014, No. 230 (P-1048) 16 May 1990 & JP-A-02 055 330 (Matsushita Electric Ind Co Ltd) 23 Feb. 1990.
Patent Abstracts of Japan, vol. 009, No. 243 (P-392) 30 Sep. 1985 & JP-A-60095423 (Citizen Tokei KK) 28 May 1985.
Patent Abtracts of Japan, vol. 007, No. 256 (P-236) 15 Nov. 1983 & JP-A-58139124 (Tokyo Shibaura Denki KK) 18 Aug. 1983.
Patent Abstracts of Japan, vol. 013, No. 583 (P-981) 22 Dec. 1989, & JP-A-01245223 (Nippon Telegr & Teleph Corp) 29 Sep. 1989.
IBM Technical Disclosure Bulletin, vol. 36, No. 8, Aug. 1993, New York, US, pp. 485-486, XP000390303, "Bi-Handedness Two-Domain Twist Nematic Cell for Active Matrix Display Application".
Patent Abstracts of Japan, vol. 009, No. 304 (P-409) 30 Nov. 1985 & JP-A-60 136 716 (Nihon Seiki KK) 20 Jul. 1985.
Patent Abstracts of Japan, vol. 010, No. 080 (P-441) 29 Mar. 1986 & JP-A-60 217 341 (Citizen Tokei KK) 30 Oct. 1985.
IBM Technical Disclosure Bulletin, vol. 33, No. 18, Jun. 1990, New York, US, pp. 199-200, XP000122861, "Controlled Two-and Four-Domain Twisted Nematic Liquid Crystal Displays".
Yang, K.H., "Two-Domain 80-Twisted Nematic Liquid Crystal Display for Grayscale Applications", Japanese Journal of Applied Physics, Letters, vol. 31, No. 11 B, Nov. 1992, Tokyo, Japan, pp. L1603-1605.
Patent Abstracts of Japan, vol. 013, No. 505 (P-959), 14 Nov. 1989 & JP-A-01 204 025 (Konica Corp) 16 Aug. 1989.
Patent Abstracts of Japan, vol. 013, No. 440 (P-940) 4 Oct. 1989 & JP-A-01 169 428 (Alps Electric Co Ltd) 4 Jul. 1989.
Patent Abstracts of Japan, vol. 013, No. 306 (P-897) 13 Jul. 1989 & JP-A-01 079 725 (Matsushita Electric Ind Co Ltd) 24 Mar. 1989.
Patent Abstracts of Japan, vol. 011, No. 373 (P-643) 5 Dec. 1987 & JP-A-62 144 133 (Seiko Epson Corp) 27 Jun. 1987.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Liquid crystal display device having regions with different twis does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Liquid crystal display device having regions with different twis, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Liquid crystal display device having regions with different twis will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1569405

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.