DE69533909D1 - Flüssigkristallanzeigevorrichtung mit einem Paar Verzögerungsfilmen auf einer Seite der Flüssigkristallschicht - Google Patents

Flüssigkristallanzeigevorrichtung mit einem Paar Verzögerungsfilmen auf einer Seite der Flüssigkristallschicht

Info

Publication number
DE69533909D1
DE69533909D1 DE69533909T DE69533909T DE69533909D1 DE 69533909 D1 DE69533909 D1 DE 69533909D1 DE 69533909 T DE69533909 T DE 69533909T DE 69533909 T DE69533909 T DE 69533909T DE 69533909 D1 DE69533909 D1 DE 69533909D1
Authority
DE
Germany
Prior art keywords
liquid crystal
retardation films
crystal layer
pair
crystal 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 - Lifetime
Application number
DE69533909T
Other languages
English (en)
Other versions
DE69533909T2 (de
Inventor
Adiel Abileah
John Vanderploeg
Gang Xu
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.)
Guardian Industries Corp
Original Assignee
Guardian Industries Corp
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 Guardian Industries Corp filed Critical Guardian Industries Corp
Publication of DE69533909D1 publication Critical patent/DE69533909D1/de
Application granted granted Critical
Publication of DE69533909T2 publication Critical patent/DE69533909T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363Birefringent elements, e.g. for optical compensation
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363Birefringent elements, e.g. for optical compensation
    • G02F1/133634Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528Polarisers
    • G02F1/133531Polarisers characterised by the arrangement of polariser or analyser axes
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/13378Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • G02F1/133784Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by rubbing
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/137Devices 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
    • G02F1/139Devices 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
    • G02F1/1396Devices 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
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2202/00Materials and properties
    • G02F2202/40Materials having a particular birefringence, retardation
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2413/00Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/02Number of plates being 2
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2413/00Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/08Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with a particular optical axis orientation
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2413/00Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/12Biaxial compensators
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2413/00Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/13Positive birefingence
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2413/00Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/14Negative birefingence
DE69533909T 1994-04-29 1995-04-28 Flüssigkristalldisplay mit wenigstens zwei Verzögerungsschichten Expired - Lifetime DE69533909T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US235691 1994-04-29
US08/235,691 US5594568A (en) 1993-12-15 1994-04-29 LCD with a pair of retardation films on one side of normally white liquid crystal layer

Publications (2)

Publication Number Publication Date
DE69533909D1 true DE69533909D1 (de) 2005-02-10
DE69533909T2 DE69533909T2 (de) 2005-12-01

Family

ID=22886553

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69524472T Expired - Lifetime DE69524472T2 (de) 1994-04-29 1995-04-28 Flüssigkristallanzeigevorrichtung mit einem Paar Verzögerungsfilmen auf einer Seite der Flüssigkristallschicht
DE69533909T Expired - Lifetime DE69533909T2 (de) 1994-04-29 1995-04-28 Flüssigkristalldisplay mit wenigstens zwei Verzögerungsschichten

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69524472T Expired - Lifetime DE69524472T2 (de) 1994-04-29 1995-04-28 Flüssigkristallanzeigevorrichtung mit einem Paar Verzögerungsfilmen auf einer Seite der Flüssigkristallschicht

Country Status (5)

Country Link
US (1) US5594568A (de)
EP (2) EP1126313B1 (de)
AT (2) ATE210841T1 (de)
CA (1) CA2148156C (de)
DE (2) DE69524472T2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6292242B1 (en) * 1993-12-15 2001-09-18 Ois Optical Imaging Systems, Inc. Normally white twisted nematic LCD with positive uniaxial and negative biaxial retarders
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
US5638200A (en) * 1995-02-03 1997-06-10 Ois Optical Imaging Systems, Inc. Liquid crystal display with tilted retardation film
US5796456A (en) * 1995-07-14 1998-08-18 Nec Corporation Liquid crystal display with optical negative uni-axial compensation layer
US5825445A (en) * 1995-10-06 1998-10-20 Kabushiki Kaisha Toshiba Electrooptical liquid crystal device
GB2318878A (en) 1996-10-31 1998-05-06 Sharp Kk Reflective liquid crystal device
GB2321529A (en) * 1997-01-24 1998-07-29 Sharp Kk Broadband cholesteric optical device
DE19704717A1 (de) * 1997-02-07 1998-08-13 Bosch Gmbh Robert Flüssigkristallanzeige mit mehreren Bildpunkten
US6980267B1 (en) * 1997-05-09 2005-12-27 Lg.Philips Lcd Co., Ltd. Reflective-type liquid crystal display device having two uniaxial compensation films of same type and method for making the same
US5990997A (en) * 1997-06-05 1999-11-23 Ois Optical Imaging Systems, Inc. NW twisted nematic LCD with negative tilted retarders for improved viewing characteristics
US6567143B1 (en) 1997-06-05 2003-05-20 Guardian Industries Corp. NW twisted nematic LCD with negative and tilted retarders on each side of liquid crystal cell to improve vertical contrast ratios
US5895106A (en) * 1997-06-13 1999-04-20 Ois Optical Imaging Systems, Inc. NW twisted nematic LCD with negative tilted retarders on one side of liquid crystal cell
US5982465A (en) * 1997-07-11 1999-11-09 Rockwell International Corporation Film compensated normally white super-twist nematic liquid crystal display that reduces chromaticity shifts over large temperature and viewing angle range
KR100357213B1 (ko) * 1998-07-23 2002-10-18 엘지.필립스 엘시디 주식회사 멀티도메인 액정표시소자
US6933991B2 (en) 1999-01-22 2005-08-23 White Electronic Designs Corp. Super bright low reflectance liquid crystal display
US6181394B1 (en) 1999-01-22 2001-01-30 White Electronic Designs, Corp. Super bright low reflection liquid crystal display
US6266114B1 (en) 1999-07-14 2001-07-24 Rockwell Collins, Inc. Method and apparatus for compensating a liquid crystal display
US6639641B1 (en) * 1999-11-25 2003-10-28 Lg.Philips Lcd Co., Ltd. Multi-domain liquid crystal display device
US6359671B1 (en) 2000-02-23 2002-03-19 Planar Systems, Inc. High contrast liquid crystal device
TWI281560B (en) * 2000-09-15 2007-05-21 Au Optronics Corp Arrangement structure of liquid crystal display device
JP4566385B2 (ja) * 2000-10-30 2010-10-20 日東電工株式会社 偏光板
JP4566384B2 (ja) * 2000-10-30 2010-10-20 日東電工株式会社 偏光板
JP2002148434A (ja) * 2000-11-08 2002-05-22 Nitto Denko Corp 偏光板
JP2002148433A (ja) * 2000-11-08 2002-05-22 Nitto Denko Corp 偏光板
JP4216092B2 (ja) * 2002-03-08 2009-01-28 株式会社半導体エネルギー研究所 液晶表示装置
US6805924B1 (en) * 2003-04-14 2004-10-19 Eastman Kodak Company Compensation films for LCD
US7948591B2 (en) 2004-06-29 2011-05-24 Sharp Kabushiki Kaisha Retardation film, polarizing film, liquid crystal display, and method of designing retardation film
KR100762028B1 (ko) * 2005-10-14 2007-09-28 비오이 하이디스 테크놀로지 주식회사 고투과 및 광시야각을 갖는 반투과형 액정표시장치
TWI406899B (zh) * 2006-09-05 2013-09-01 Tosoh Corp Optical compensation film and phase difference film
JP2015055680A (ja) * 2013-09-10 2015-03-23 大日本印刷株式会社 偏光板、偏光板の製造方法、画像表示装置、画像表示装置の製造方法及び偏光板の光透過率改善方法
DE102018213078B4 (de) * 2018-08-06 2020-06-18 Zf Friedrichshafen Ag Verdunkelungsvorrichtung für eine ADAS-Kamera, Steuergerät für ein ADAS-Kamerasystem, ADAS-Kamerasystem und Fahrzeug mit einem ADAS-Kamerasystem
CN112285977B (zh) * 2020-12-28 2021-03-02 北京瑞波科技术有限公司 一种位相延迟装置及其制备方法、显示设备

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946954A (de) * 1972-09-11 1974-05-07
US4385806A (en) * 1978-06-08 1983-05-31 Fergason James L Liquid crystal display with improved angle of view and response times
JPS5545037A (en) * 1978-09-26 1980-03-29 Citizen Watch Co Ltd Liquid crystal display device
JPS5670524A (en) * 1979-11-13 1981-06-12 Sharp Corp Twisted nematic liquid crystal display unit
JPS60146590A (ja) * 1984-01-10 1985-08-02 Citizen Watch Co Ltd 多色画像表示装置
US4632514A (en) * 1984-01-31 1986-12-30 Matsushita Electric Industrial Co., Ltd. Color liquid crystal display apparatus
US4652088A (en) * 1984-02-01 1987-03-24 Hitachi, Ltd. Liquid crystal display device
FR2564605B1 (fr) * 1984-05-18 1987-12-24 Commissariat Energie Atomique Cellule a cristal liquide susceptible de presenter une structure homeotrope, a birefringence compensee pour cette structure
JPS61137127A (ja) * 1984-12-07 1986-06-24 Hitachi Ltd 液晶表示素子
GB2171549B (en) * 1985-02-15 1988-05-18 Citizen Watch Co Ltd Liquid crystal display device
US4674841A (en) * 1985-03-08 1987-06-23 Tektronix, Inc. Color filter switchable among three state via a variable retarder
FR2595156B1 (fr) * 1986-02-28 1988-04-29 Commissariat Energie Atomique Cellule a cristal liquide utilisant l'effet de birefringence controlee electriquement et procedes de fabrication de la cellule et d'un milieu uniaxe d'anisotropie optique negative, utilisable dans celle-ci
EP0246842B1 (de) * 1986-05-19 1998-09-23 Seiko Epson Corporation Flüssigkristall-Anzeigevorrichtung
FR2613566B1 (fr) * 1987-04-06 1989-06-09 Commissariat Energie Atomique Ecran a matrice active pour affichage en couleur d'images de television, systeme de commande et procede de fabrication dudit ecran
US4984873A (en) * 1987-08-31 1991-01-15 Ricoh Company, Ltd. Liquid crystal display device
JPH01120527A (ja) * 1987-11-04 1989-05-12 Sharp Corp 液晶表示装置
US4991941A (en) * 1988-06-13 1991-02-12 Kaiser Aerospace & Electronics Corporation Method and apparatus for multi-color display
JPH0769537B2 (ja) * 1988-07-04 1995-07-31 スタンレー電気株式会社 異方性補償ねじれネマチック液晶表示装置
EP0350063A3 (de) * 1988-07-08 1990-09-05 Kabushiki Kaisha Toshiba Flüssigkristall-Anzeigevorrichtung
JP2856401B2 (ja) * 1988-07-08 1999-02-10 株式会社東芝 液晶表示素子
US4984874A (en) * 1988-07-08 1991-01-15 Kabushiki Kaisha Toshiba Liquid crystal display device having retardation films
JPH0237319A (ja) * 1988-07-27 1990-02-07 Toshiba Corp 液晶表示素子
EP0367616A3 (de) * 1988-11-04 1991-04-24 Matsushita Electric Industrial Co., Ltd. Optisches Flüssigkristall-Element
DE68923929T2 (de) * 1988-11-04 1996-03-07 Fuji Photo Film Co Ltd Flüssigkristall-Anzeige.
US5229039A (en) * 1988-11-11 1993-07-20 International Business Machines Corporation Color liquid crystal display and method of manufacture
JP2675158B2 (ja) * 1988-12-07 1997-11-12 シャープ株式会社 液晶表示装置
EP0425685B1 (de) * 1989-03-28 1995-07-12 Asahi Glass Company Ltd. Flüssigkristallanzeigevorrichtung
US5150237A (en) * 1989-05-15 1992-09-22 Ricoh Company, Ltd. Liquid crystal display element
JPH0313916A (ja) * 1989-06-13 1991-01-22 Seiko Epson Corp 位相差板およびこれを用いた液晶電気光学素子
US5071997A (en) * 1989-07-20 1991-12-10 University Of Akron Polyimides comprising substituted benzidines
JP2651026B2 (ja) * 1989-09-20 1997-09-10 株式会社日立製作所 液晶表示装置
DE69016349T2 (de) * 1989-10-27 1995-06-29 Fuji Photo Film Co Ltd Flüssigkristallanzeige.
US5132826A (en) * 1989-10-30 1992-07-21 The University Of Colorado Foundation, Inc. Ferroelectric liquid crystal tunable filters and color generation
US5231521A (en) * 1989-10-30 1993-07-27 The University Of Colorado Foundation, Inc. Chiral smectic liquid crystal polarization interference filters
US5107356A (en) * 1989-12-26 1992-04-21 General Electric Company Liquid crystal display device with birefringent films
US5250214A (en) * 1990-04-09 1993-10-05 Ricoh Company, Ltd. Liquid crystal color display device provided with a color filter film and an optical phase plate comprising liquid crystal polymer
NL9001142A (nl) * 1990-05-16 1991-12-16 Philips Nv Weergeefinrichting.
US5184236A (en) * 1990-08-10 1993-02-02 Casio Computer Co., Ltd. Twisted nematic liquid crystal display device with retardation plates having phase axis direction within 15° of alignment direction
US5150235A (en) * 1991-02-04 1992-09-22 Honeywell Inc. Apparatus for improving the angle of view in a liquid crystal display
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
US5237438A (en) * 1991-05-02 1993-08-17 Casio Computer Co., Ltd. Liquid crystal display device
US5227903A (en) * 1991-09-20 1993-07-13 Casio Computer Co., Ltd. Liquid crystal display device with at least one biaxial retardation film having nx >nz >ny
US5196953A (en) * 1991-11-01 1993-03-23 Rockwell International Corporation Compensator for liquid crystal display, having two types of layers with different refractive indices alternating
TW229279B (de) * 1992-06-18 1994-09-01 Casio Computer Co Ltd
US5344916A (en) * 1993-04-21 1994-09-06 The University Of Akron Negative birefringent polyimide films
US5504603A (en) * 1994-04-04 1996-04-02 Rockwell International Corporation Optical compensator for improved gray scale performance in liquid crystal display

Also Published As

Publication number Publication date
EP0679921B1 (de) 2001-12-12
CA2148156A1 (en) 1995-10-30
DE69533909T2 (de) 2005-12-01
US5594568A (en) 1997-01-14
ATE286604T1 (de) 2005-01-15
DE69524472D1 (de) 2002-01-24
EP1126313A1 (de) 2001-08-22
CA2148156C (en) 2005-06-21
DE69524472T2 (de) 2002-08-01
EP1126313B1 (de) 2005-01-05
EP0679921A1 (de) 1995-11-02
ATE210841T1 (de) 2001-12-15

Similar Documents

Publication Publication Date Title
DE69533909D1 (de) Flüssigkristallanzeigevorrichtung mit einem Paar Verzögerungsfilmen auf einer Seite der Flüssigkristallschicht
EP1702233B1 (de) In-plane-schaltflüssigkristallanzeige mit kompensationsfilm für winkelsichtfeld unter verwendung eines negativ-biaxial-retardierungsfilms und einer (+)-c-platte
KR100338210B1 (ko) 액정 표시 장치
EP0352724B1 (de) Flüssigkristall-Anzeigevorrichtung
DE69615788D1 (de) In Ruhestellung weisse Anzeigevorrichtung mit verdrillt nematischem Flüssigkristall und mit positiven und negativen Phasenverzögerern
EP2259131A1 (de) Flüssigkristallanzeige
EP1553432A4 (de) Optischer film und flüssigkristallanzeige
KR910012768A (ko) 시각특성을 개선한 액정 표시 장치
EP2239625A1 (de) Verfahren zur herstellung einer flüssigkristallanzeige und flüssigkristallanzeige
CA2224847A1 (en) Normally white twisted nematic lcd with positive uniaxial and negative biaxial retarders
MY111912A (en) Optical phase retardation film
TW200706929A (en) Optical film, liquid crystal panel, and liquid crystal display apparatus
KR100327518B1 (ko) 액정표시장치
JPH04371903A (ja) 偏光板及び液晶表示装置
JP3399773B2 (ja) 液晶表示装置
WO2003029886A1 (fr) Ecran a cristaux liquides
KR100290695B1 (ko) 액정표시장치
MY132448A (en) Liquid-crystal display device and optical component comprising a polarizer
WO2002023256A1 (en) Tilted polarizers for liquid crystal displays
KR101408258B1 (ko) 광학 보상필름을 포함하는 횡전계방식 액정표시장치
KR100290267B1 (ko) 액정표시장치
JPH0519247A (ja) 液晶表示装置
KR900013335A (ko) 액정표시장치
JP3322191B2 (ja) 液晶表示装置
JPH06194647A (ja) 光学補償シ−トを用いた液晶表示素子

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: DRAUDT, A., DIPL.-ING., PAT.-ANW., 42289 WUPPERTAL