DE68920516D1 - Vorrichtung mit einem Flüssigkristall. - Google Patents

Vorrichtung mit einem Flüssigkristall.

Info

Publication number
DE68920516D1
DE68920516D1 DE68920516T DE68920516T DE68920516D1 DE 68920516 D1 DE68920516 D1 DE 68920516D1 DE 68920516 T DE68920516 T DE 68920516T DE 68920516 T DE68920516 T DE 68920516T DE 68920516 D1 DE68920516 D1 DE 68920516D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal device
liquid
crystal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE68920516T
Other languages
English (en)
Other versions
DE68920516T2 (de
Inventor
Tetsushi Patent Dep-De Yoshida
Tetsuo Patent Dep-Dev Div Muto
Toshiyuki Patent Dep-D Matsuda
Naoshige Patent Dep-D Sugimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Casio Computer Co Ltd
Original Assignee
Casio Computer Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Application granted granted Critical
Publication of DE68920516D1 publication Critical patent/DE68920516D1/de
Publication of DE68920516T2 publication Critical patent/DE68920516T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • G02F1/1397—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell the twist being substantially higher than 90°, e.g. STN-, SBE-, OMI-LC cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
DE68920516T 1988-09-16 1989-09-15 Vorrichtung mit einem Flüssigkristall. Expired - Fee Related DE68920516T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23176688 1988-09-16

Publications (2)

Publication Number Publication Date
DE68920516D1 true DE68920516D1 (de) 1995-02-23
DE68920516T2 DE68920516T2 (de) 1995-05-04

Family

ID=16928696

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920516T Expired - Fee Related DE68920516T2 (de) 1988-09-16 1989-09-15 Vorrichtung mit einem Flüssigkristall.

Country Status (3)

Country Link
US (1) US5058998A (de)
EP (1) EP0359280B1 (de)
DE (1) DE68920516T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04120511A (ja) * 1990-09-11 1992-04-21 Sharp Corp 液晶表示装置
US5377028A (en) * 1990-10-01 1994-12-27 Casio Computer Co., Ltd. Liquid crystal display device with liquid crystal elastic constant ratio at least 1.75
TW255017B (de) * 1991-12-26 1995-08-21 Toshiba Co Ltd
US5545367A (en) * 1992-04-15 1996-08-13 Soane Technologies, Inc. Rapid prototype three dimensional stereolithography
US5557434A (en) * 1994-09-30 1996-09-17 Rockwell International Optical compensator including an o-plate for super-twist nematic liquid crystal display
JP3722920B2 (ja) * 1996-08-27 2005-11-30 株式会社リコー プラスチックフィルム液晶表示素子
JP3145938B2 (ja) * 1996-11-28 2001-03-12 日本電気株式会社 液晶表示装置
US20050116909A1 (en) * 2003-12-02 2005-06-02 Yao-Dong Ma Video speed STN display
KR101142995B1 (ko) * 2004-12-13 2012-05-08 삼성전자주식회사 표시 장치 및 그 구동 방법
US9007548B2 (en) * 2009-10-12 2015-04-14 Lg Display Co., Ltd. Wide view angle liquid crystal display device operating in normally white mode
KR20140045122A (ko) * 2012-10-08 2014-04-16 삼성디스플레이 주식회사 액정 표시 장치 및 그 제조 방법

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN161652B (de) * 1983-07-12 1988-01-09 Bbc Brown Boveri & Cie
DE3433248A1 (de) * 1984-09-11 1986-03-20 Merck Patent Gmbh, 6100 Darmstadt Elektrooptisches anzeigeelement
JPS6231822A (ja) * 1985-08-02 1987-02-10 Hitachi Ltd 液晶表示素子
JPS6280620A (ja) * 1985-10-04 1987-04-14 Konishiroku Photo Ind Co Ltd 液晶表示装置
JPS6280622A (ja) * 1985-10-04 1987-04-14 Konishiroku Photo Ind Co Ltd 液晶表示装置
JPS6280619A (ja) * 1985-10-04 1987-04-14 Konishiroku Photo Ind Co Ltd 液晶表示装置
JPS6289020A (ja) * 1985-10-15 1987-04-23 Seiko Epson Corp 液晶表示装置
JPS62129818A (ja) * 1985-11-30 1987-06-12 Konishiroku Photo Ind Co Ltd 液晶表示装置
JPS62144134A (ja) * 1985-12-18 1987-06-27 Seiko Epson Corp 液晶表示素子
JPS62143990A (ja) * 1985-12-18 1987-06-27 Hitachi Ltd 液晶表示素子
JPS62153821A (ja) * 1985-12-26 1987-07-08 Stanley Electric Co Ltd 液晶表示素子
JPS62194224A (ja) * 1986-02-20 1987-08-26 Sharp Corp ツイステツド・ネマチツク型液晶表示素子
JPS62204230A (ja) * 1986-03-04 1987-09-08 Seiko Instr & Electronics Ltd 液晶表示装置
DE3609141A1 (de) * 1986-03-19 1987-09-24 Merck Patent Gmbh Elektrooptisches anzeigeelement
JPS62266522A (ja) * 1986-05-14 1987-11-19 Seiko Epson Corp 液晶表示装置
JPS62279315A (ja) * 1986-05-28 1987-12-04 Ricoh Co Ltd 液晶表示素子
JPS636524A (ja) * 1986-06-26 1988-01-12 Stanley Electric Co Ltd 液晶表示素子
JP2676508B2 (ja) * 1986-09-12 1997-11-17 コニカ株式会社 液晶表示装置
ATE70133T1 (de) * 1986-09-12 1991-12-15 Hoffmann La Roche Fluessigkristallanzeige.
JPS63167331A (ja) * 1986-12-29 1988-07-11 Sharp Corp ツイステツド・ネマチツク型液晶表示素子
US4906073A (en) * 1987-07-29 1990-03-06 Hitachi, Ltd. Liquid crystal display device using nematic liquid crystal having twisted helical structure and a phase correction plate
US4944577A (en) * 1987-10-19 1990-07-31 Casio Computer Co., Ltd. Liquid crystal display device
JPH01214818A (ja) * 1988-02-23 1989-08-29 Alps Electric Co Ltd 液晶素子

Also Published As

Publication number Publication date
DE68920516T2 (de) 1995-05-04
US5058998A (en) 1991-10-22
EP0359280B1 (de) 1995-01-11
EP0359280A2 (de) 1990-03-21
EP0359280A3 (de) 1991-04-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee