DE69328051T2 - Flüssigkristallanzeigevorrichtung - Google Patents

Flüssigkristallanzeigevorrichtung

Info

Publication number
DE69328051T2
DE69328051T2 DE69328051T DE69328051T DE69328051T2 DE 69328051 T2 DE69328051 T2 DE 69328051T2 DE 69328051 T DE69328051 T DE 69328051T DE 69328051 T DE69328051 T DE 69328051T DE 69328051 T2 DE69328051 T2 DE 69328051T2
Authority
DE
Germany
Prior art keywords
liquid crystal
display device
crystal display
liquid
display
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
DE69328051T
Other languages
English (en)
Other versions
DE69328051D1 (de
Inventor
Takashi Miyashita
Yoshinaga Miyazawa
Zenta Kikuchi
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
Priority claimed from JP18288092A external-priority patent/JP3309283B2/ja
Priority claimed from JP4182879A external-priority patent/JPH063661A/ja
Priority claimed from JP4184758A external-priority patent/JPH063663A/ja
Priority claimed from JP20319992A external-priority patent/JP3237216B2/ja
Priority claimed from JP20613792A external-priority patent/JP3182895B2/ja
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of DE69328051D1 publication Critical patent/DE69328051D1/de
Application granted granted Critical
Publication of DE69328051T2 publication Critical patent/DE69328051T2/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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133636—Birefringent elements, e.g. for optical compensation with twisted orientation, e.g. comprising helically oriented LC-molecules or a plurality of twisted birefringent sublayers
    • 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
DE69328051T 1992-06-18 1993-06-17 Flüssigkristallanzeigevorrichtung Expired - Fee Related DE69328051T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP18288092A JP3309283B2 (ja) 1992-06-18 1992-06-18 液晶表示装置
JP4182879A JPH063661A (ja) 1992-06-18 1992-06-18 液晶表示装置
JP4184758A JPH063663A (ja) 1992-06-19 1992-06-19 液晶表示装置
JP20319992A JP3237216B2 (ja) 1992-07-08 1992-07-08 液晶表示装置
JP20613792A JP3182895B2 (ja) 1992-07-10 1992-07-10 液晶表示装置

Publications (2)

Publication Number Publication Date
DE69328051D1 DE69328051D1 (de) 2000-04-20
DE69328051T2 true DE69328051T2 (de) 2000-07-13

Family

ID=27528837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69328051T Expired - Fee Related DE69328051T2 (de) 1992-06-18 1993-06-17 Flüssigkristallanzeigevorrichtung

Country Status (5)

Country Link
US (1) US5548426A (de)
EP (1) EP0576931B1 (de)
KR (1) KR0181980B1 (de)
DE (1) DE69328051T2 (de)
TW (1) TW229279B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3041169B2 (ja) * 1993-09-14 2000-05-15 シャープ株式会社 液晶表示装置
US5657140A (en) * 1993-12-15 1997-08-12 Ois Optical Imaging Systems, Inc. Normally white twisted nematic LCD with positive and negative retarders
US5907378A (en) * 1993-12-15 1999-05-25 Ois Optical Imaging Systems, Inc. Normally white twisted nematic liquid crystal display including retardation films for improving viewing characteristics
US5576861A (en) 1993-12-15 1996-11-19 Ois Optical Imaging Systems, Inc. Liquid crystal display having a retarder with 100-200nm retardation and having high contrast viewing zone centered in positive or negative vertical region
US5570214A (en) * 1993-12-15 1996-10-29 Ois Optical Imaging Systems, Inc. Normally white twisted nematic LCD with retardation films on opposite sides of liquid crystal material for improved viewing zone
US5594568A (en) * 1993-12-15 1997-01-14 Ois Optical Imaging Systems, Inc. LCD with a pair of retardation films on one side of normally white liquid crystal layer
US5986734A (en) * 1994-04-04 1999-11-16 Rockwell International Corporation Organic polymer O-plate compensator for improved gray scale performance in twisted nematic liquid crystal displays
US5504603A (en) * 1994-04-04 1996-04-02 Rockwell International Corporation Optical compensator for improved gray scale performance in liquid crystal display
US5619352A (en) * 1994-04-04 1997-04-08 Rockwell International Corporation LCD splay/twist compensator having varying tilt and /or azimuthal angles for improved gray scale performance
WO1996006380A2 (en) * 1994-08-23 1996-02-29 Philips Electronics N.V. Liquid crystal display device and retardation foil
KR100376387B1 (ko) * 1994-08-23 2003-11-17 코닌클리케 필립스 일렉트로닉스 엔.브이. 액정표시장치및억제포일
WO1996010768A1 (en) * 1994-09-30 1996-04-11 Rockwell International Corporation Splay/twist compensator for improved gray scale performance in twisted nematic liquid crystal displays
US5557434A (en) * 1994-09-30 1996-09-17 Rockwell International Optical compensator including an o-plate for super-twist nematic liquid crystal display
WO1996010770A1 (en) * 1994-09-30 1996-04-11 Rockwell International Corporation Organic polymer o-plate compensator for improved gray scale performance in twisted nematic liquid crystal displays
US5737047A (en) * 1995-03-27 1998-04-07 Casio Computer Co., Ltd. Color liquid crystal display device with optical axes of retardation polarization plates set in an opposite direction of twist direction of LC molecules
GB2318878A (en) 1996-10-31 1998-05-06 Sharp Kk Reflective liquid crystal device
JP3339334B2 (ja) 1996-12-05 2002-10-28 松下電器産業株式会社 反射型液晶表示素子
US5926241A (en) * 1997-02-24 1999-07-20 Rockwell International Corporation Photo-patterned compensator with thin film having optically birefringent and isotropic regions and method of manufacturing for a liquid crystal display
KR100223601B1 (ko) * 1997-05-29 1999-10-15 윤종용 액정 표시 장치
US6141070A (en) * 1997-06-13 2000-10-31 Citizen Watch Co., Ltd. Normally black liquid crystal display with twisted compensator and . .DELTAnd of 1500-1800 nm
JPH1114980A (ja) * 1997-06-19 1999-01-22 Stanley Electric Co Ltd 液晶表示素子
JP3210274B2 (ja) * 1997-08-25 2001-09-17 松下電器産業株式会社 反射型液晶表示素子
JP2000098385A (ja) * 1998-09-25 2000-04-07 Alps Electric Co Ltd 反射型液晶表示装置
JP3596756B2 (ja) 1999-08-06 2004-12-02 シャープ株式会社 液晶表示装置
US6181400B1 (en) * 1999-11-19 2001-01-30 International Business Machines Corporation Discotic-type twist-film compensated single-domain or two-domain twisted nematic liquid crystal displays
JP2002182036A (ja) * 2000-04-06 2002-06-26 Fujitsu Ltd 視角補償フィルム及び液晶表示装置
EP1368697B1 (de) * 2001-03-13 2012-10-24 Merck Patent GmbH Kombination von einer verdrillten a-platte und einem polarisator
EP1420275B1 (de) * 2001-08-24 2008-10-08 Asahi Glass Company, Limited Isolator und optisches Dämpfungsglied
US7715099B2 (en) * 2006-12-12 2010-05-11 Northrop Grumman Space & Mission Systems Corporation Optical birefringence coronagraph

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4443065A (en) * 1980-12-09 1984-04-17 Sharp Kabushiki Kaisha Interference color compensation double layered twisted nematic display
JPS62180328A (ja) * 1986-02-05 1987-08-07 Konishiroku Photo Ind Co Ltd 透明導電性フイルム
KR960007791B1 (ko) * 1987-12-10 1996-06-12 세이꼬 엡슨 가부시끼가이샤 전기 광학 소자
JPH01206318A (ja) * 1988-02-03 1989-08-18 Matsushita Electric Ind Co Ltd 液晶表示装置
JP2675158B2 (ja) * 1988-12-07 1997-11-12 シャープ株式会社 液晶表示装置
JPH02214815A (ja) * 1989-02-16 1990-08-27 Seiko Epson Corp 液晶電気光学素子
DE69008875T2 (de) * 1989-01-19 1994-09-01 Seiko Epson Corp Elektrooptische Flüssigkristall-Anzeigevorrichtung.
JP2592694B2 (ja) * 1989-01-26 1997-03-19 日本石油株式会社 液晶表示素子用補償板
DE3925382A1 (de) * 1989-06-14 1991-01-03 Merck Patent Gmbh Elektrooptisches system mit kompensationsfilm
JP2869451B2 (ja) * 1990-04-17 1999-03-10 株式会社リコー 液晶表示素子
JP2711585B2 (ja) * 1990-06-26 1998-02-10 日本石油株式会社 アクティブマトリックス液晶表示素子用補償板
JPH04127125A (ja) * 1990-09-19 1992-04-28 Casio Comput Co Ltd 光学素子
JP2721284B2 (ja) * 1991-02-07 1998-03-04 株式会社東芝 液晶表示素子および光学異方素子
JP2853064B2 (ja) * 1991-07-19 1999-02-03 日本石油株式会社 液晶表示素子用視角補償板

Also Published As

Publication number Publication date
KR0181980B1 (ko) 1999-05-01
EP0576931A2 (de) 1994-01-05
KR940000902A (ko) 1994-01-10
DE69328051D1 (de) 2000-04-20
US5548426A (en) 1996-08-20
EP0576931B1 (de) 2000-03-15
EP0576931A3 (en) 1994-08-10
TW229279B (de) 1994-09-01

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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