HK54890A - Liquid crystal display - Google Patents

Liquid crystal display

Info

Publication number
HK54890A
HK54890A HK548/90A HK54890A HK54890A HK 54890 A HK54890 A HK 54890A HK 548/90 A HK548/90 A HK 548/90A HK 54890 A HK54890 A HK 54890A HK 54890 A HK54890 A HK 54890A
Authority
HK
Hong Kong
Prior art keywords
liquid crystal
crystal display
display
liquid
crystal
Prior art date
Application number
HK548/90A
Other languages
English (en)
Inventor
Hermann Amstutz
Dieter Heimgartner
Meinolph Kaufmann
Terry J Dr Dipl-Phys Scheffer
Original Assignee
Bbc Brown Boveri & Cie
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25693920&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK54890(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from CH381983A external-priority patent/CH664027A5/de
Priority claimed from CH583583A external-priority patent/CH665491A5/de
Application filed by Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of HK54890A publication Critical patent/HK54890A/xx

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 
    • G02F1/17—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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
HK548/90A 1983-07-12 1990-07-19 Liquid crystal display HK54890A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH381983A CH664027A5 (de) 1983-07-12 1983-07-12 Fluessigkristallanzeige.
CH583583A CH665491A5 (de) 1983-10-28 1983-10-28 Fluessigkristallanzeige.

Publications (1)

Publication Number Publication Date
HK54890A true HK54890A (en) 1990-07-27

Family

ID=25693920

Family Applications (1)

Application Number Title Priority Date Filing Date
HK548/90A HK54890A (en) 1983-07-12 1990-07-19 Liquid crystal display

Country Status (14)

Country Link
US (2) US4634229A (no)
EP (1) EP0131216B1 (no)
KR (1) KR900008064B1 (no)
CA (1) CA1242784A (no)
DD (1) DD222433A5 (no)
DE (2) DE3467044D1 (no)
FR (1) FR2549268B1 (no)
GB (1) GB2143336B (no)
HK (1) HK54890A (no)
IN (1) IN161652B (no)
NL (1) NL8402189A (no)
NO (1) NO167241C (no)
PH (1) PH24617A (no)
SG (1) SG20690G (no)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
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JPH0656459B2 (ja) * 1985-04-05 1994-07-27 株式会社日立製作所 液晶表示素子
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DE3684977D1 (de) * 1985-09-27 1992-05-27 Sanyo Electric Co Fluessigkristallanzeigevorrichtung.
US5215677A (en) * 1985-09-27 1993-06-01 Sanyo Electric Co., Ltd. Liquid crystal display device
US5044735A (en) * 1985-11-29 1991-09-03 Konishiroku Photo Industry Co., Ltd. Liquid crystal display device for providing sufficiently high contrast ratio and excellent response time
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
US4726659A (en) * 1986-02-24 1988-02-23 Rca Corporation Display device having different alignment layers
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US5188758A (en) * 1986-03-19 1993-02-23 Merck Patent Gesellschaft Mit Beschraenkter Haftung Electrooptical display element using a supertwist liquid crystal having specified elastic constants
DE3609141A1 (de) * 1986-03-19 1987-09-24 Merck Patent Gmbh Elektrooptisches anzeigeelement
DE3752339T2 (de) * 1986-05-19 2002-05-08 Seiko Epson Corp., Tokio/Tokyo Flüssigkristallanzeigevorrichtung
US4776674A (en) * 1986-06-25 1988-10-11 American Telephone And Telegraph Company, At&T Bell Laboratories Liquid crystal device with chemically-induced high-tilt alignment coating
US4779958A (en) * 1986-06-28 1988-10-25 Kabushiki Kaisha Toshiba Liquid crystal device having different natural and induced twists
US4818074A (en) * 1986-09-03 1989-04-04 Ricoh Company, Ltd. Projection device for irradiating a light to a display device and optically magnifying and projecting a reflection light therefrom
EP0260450B1 (de) * 1986-09-12 1991-12-04 F. Hoffmann-La Roche Ag Flüssigkristallanzeige
JP2676508B2 (ja) * 1986-09-12 1997-11-17 コニカ株式会社 液晶表示装置
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JPH0797189B2 (ja) * 1987-10-07 1995-10-18 シャープ株式会社 液晶表示装置
EP0312297B1 (en) * 1987-10-13 1994-01-26 Fujitsu Limited Liquid crystal display panel
JPH01120527A (ja) * 1987-11-04 1989-05-12 Sharp Corp 液晶表示装置
FR2623649B1 (fr) * 1987-11-23 1992-05-15 Asulab Sa Cellule d'affichage a cristal liquide
JPH07117664B2 (ja) * 1987-12-03 1995-12-18 シャープ株式会社 液晶表示装置
DE3741997C2 (de) * 1987-12-11 1997-07-17 Vdo Schindling Verfahren zur Ansteuerung einer STN Flüssigkristallzelle
US4936654A (en) * 1988-01-28 1990-06-26 Sanyo Electric Co., Ltd. Liquid crystal display device
DE68925197T2 (de) * 1988-01-28 1996-07-18 Sanyo Electric Co Flüssigkristallanzeigeanordnung
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US5082353A (en) * 1988-05-11 1992-01-21 Kabushiki Kaisha Toshiba Liquid-crystal display apparatus
JP2621385B2 (ja) * 1988-07-06 1997-06-18 セイコーエプソン株式会社 電気光学装置
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DE68918192T2 (de) * 1988-07-19 1995-03-16 Sharp Kk Doppelschicht-Flüssigkristall-Anzeigevorrichtung.
US4944578A (en) * 1988-07-21 1990-07-31 Telex Communications Color graphic imager utilizing a liquid crystal display
US5153568A (en) * 1988-07-21 1992-10-06 Proxima Corporation Liquid crystal display panel system and method of using same
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JPH0642125B2 (ja) * 1988-10-04 1994-06-01 シャープ株式会社 プロジェクション装置
DE3835804B4 (de) * 1988-10-20 2006-12-28 Merck Patent Gmbh Nematische Flüssigkristallmischung
US5387369A (en) * 1988-10-20 1995-02-07 Merck Patent Gesellschaft Mit Beschrankter Haftung Supertwist liquid crystal display
DE3843767A1 (de) * 1988-12-24 1990-07-05 Nokia Unterhaltungselektronik Fluessigkristalldisplay fuer schwarz/weiss-darstellung
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US5050965A (en) * 1989-09-01 1991-09-24 In Focus Systems, Inc. Color display using supertwisted nematic liquid crystal material
JP2784205B2 (ja) * 1989-04-14 1998-08-06 コニカ株式会社 透過型液晶表示装置
US5229031A (en) * 1989-05-17 1993-07-20 Seiko Epson Corporation Liquid crystal display device
US4991924A (en) * 1989-05-19 1991-02-12 Cornell Research Foundation, Inc. Optical switches using cholesteric or chiral nematic liquid crystals and method of using same
DE3923064B4 (de) * 1989-07-13 2004-08-05 Merck Patent Gmbh Flüssigkristallmischung und sie enthaltende Supertwist-Flüssigkristallanzeige
JPH03122615A (ja) * 1989-10-06 1991-05-24 Toshiba Corp 液晶表示装置
JP2924055B2 (ja) * 1989-12-08 1999-07-26 セイコーエプソン株式会社 反射型液晶表示素子
JP2717731B2 (ja) * 1991-02-08 1998-02-25 株式会社日立製作所 液晶表示素子
JPH03248121A (ja) * 1991-02-08 1991-11-06 Hitachi Ltd 液晶表示素子
US6392689B1 (en) * 1991-02-21 2002-05-21 Eugene Dolgoff System for displaying moving images pseudostereoscopically
US5184156A (en) * 1991-11-12 1993-02-02 Reliant Laser Corporation Glasses with color-switchable, multi-layered lenses
DE69318865T2 (de) * 1992-03-03 1998-12-10 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Verdrillt-nematische Flüssigkristall-Anzeigevorrichtung mit aktiver Matrix
US5696570A (en) * 1992-04-16 1997-12-09 Merck Patent Gesellschaft Mit Beschrankter Haftung TN cell having improved display of grey shades
US5327269A (en) * 1992-05-13 1994-07-05 Standish Industries, Inc. Fast switching 270° twisted nematic liquid crystal device and eyewear incorporating the device
US6693696B1 (en) * 1992-06-30 2004-02-17 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device
JP3634390B2 (ja) * 1992-07-16 2005-03-30 セイコーエプソン株式会社 液晶電気光学素子
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US5432624A (en) * 1993-12-03 1995-07-11 Reliant Technologies, Inc. Optical display unit in which light passes a first cell, reflects, then passes a second cell
JP2927662B2 (ja) * 1993-12-24 1999-07-28 シャープ株式会社 液晶表示装置
US5574583A (en) * 1994-08-02 1996-11-12 Hyundai Electronics Industries Co. Ltd. Liquid crystal display device having a compensation layer and method for fabricating the same
US6258443B1 (en) 1994-09-28 2001-07-10 Reflexite Corporation Textured retroreflective prism structures and molds for forming same
JPH08166605A (ja) * 1994-10-14 1996-06-25 Sharp Corp 液晶表示装置
EP0752120B1 (en) 1995-01-23 2002-08-14 Asahi Glass Company Ltd. Color liquid crystal display apparatus
KR100254647B1 (ko) 1995-05-17 2000-05-01 야스카와 히데아키 액정 표시 장치와 그 구동 방법 및 이에 이용되는 구동 회로 및 전원 회로 장치
JPH0850271A (ja) * 1995-07-10 1996-02-20 Hitachi Ltd 液晶表示素子
US6094252A (en) * 1995-09-05 2000-07-25 Sharp Kabushiki Kaisha GH LCD having particular parameters and characteristics
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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
US6727968B1 (en) * 1997-10-08 2004-04-27 Hewlett-Packard Development Company, L.P. Liquid crystal device alignment
JP3910370B2 (ja) * 2000-02-08 2007-04-25 シャープ株式会社 液晶表示デバイス
DE10047091A1 (de) * 2000-09-21 2002-04-11 Merck Patent Gmbh Flüssigkristalline Mischungen
DE10253874A1 (de) * 2002-11-12 2004-05-27 Carl Zeiss Smt Ag Verfahren zur Herstellung eines optischen Funktionsbauteils sowie Funktionsbauteil
SI21526A (sl) * 2003-05-16 2004-12-31 Institut "Jožef Stefan" Visoko kontrastni tekočekristalni svetlobno preklopni element s širokim vidnim kotom
CN101441365B (zh) * 2005-04-18 2010-11-03 胜华科技股份有限公司 一种双稳态液晶显示装置
DE102009017301A1 (de) 2009-02-21 2010-08-26 Robert Bosch Gmbh Zahnradgetriebe mit einem auf einer Hohlwelle angeordneten Zahnrad
CN104302572B (zh) 2012-03-19 2018-02-02 奈科斯多特股份公司 包含各向异性平胶体半导体纳米晶体的发光设备及其制造方法
FR2988223B1 (fr) 2012-03-19 2016-09-02 Solarwell Dispositif emettant de la lumiere contenant des nanocristaux colloidaux semiconducteurs anisotropes aplatis et procede de fabrication de tels dispositifs
US10228082B2 (en) † 2014-05-20 2019-03-12 Paolo DE NORA Extensible hose and hose assembly
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Also Published As

Publication number Publication date
PH24617A (en) 1990-08-17
GB2143336A (en) 1985-02-06
DE3467044D1 (en) 1987-12-03
EP0131216B1 (de) 1987-10-28
NL8402189A (nl) 1985-02-01
SG20690G (en) 1990-07-06
DE3423993A1 (de) 1985-01-24
GB8417776D0 (en) 1984-08-15
EP0131216A3 (en) 1985-03-13
GB2143336B (en) 1987-04-01
KR850001438A (ko) 1985-03-18
US4634229A (en) 1987-01-06
NO842799L (no) 1985-01-14
FR2549268B1 (fr) 1985-12-13
US4697884A (en) 1987-10-06
IN161652B (no) 1988-01-09
KR900008064B1 (ko) 1990-10-31
EP0131216A2 (de) 1985-01-16
FR2549268A1 (fr) 1985-01-18
NO167241C (no) 1991-10-16
NO167241B (no) 1991-07-08
DE3423993C2 (no) 1988-06-23
US4697884B1 (no) 1990-08-28
CA1242784A (en) 1988-10-04
DD222433A5 (de) 1985-05-15

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Effective date: 20040627

PE Patent expired