DE69409039D1 - Flüssigkristall-vorrichtungen - Google Patents

Flüssigkristall-vorrichtungen

Info

Publication number
DE69409039D1
DE69409039D1 DE69409039T DE69409039T DE69409039D1 DE 69409039 D1 DE69409039 D1 DE 69409039D1 DE 69409039 T DE69409039 T DE 69409039T DE 69409039 T DE69409039 T DE 69409039T DE 69409039 D1 DE69409039 D1 DE 69409039D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal devices
devices
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
DE69409039T
Other languages
English (en)
Other versions
DE69409039T2 (de
Inventor
Colin Yeoh
Philip White
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.)
BAE Systems Electronics Ltd
Original Assignee
GEC Marconi Ltd
Marconi 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 GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Publication of DE69409039D1 publication Critical patent/DE69409039D1/de
Application granted granted Critical
Publication of DE69409039T2 publication Critical patent/DE69409039T2/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
    • G02F1/141—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 using ferroelectric liquid crystals
    • G02F1/1416—Details of the smectic layer structure, e.g. bookshelf, chevron, C1 and C2
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133734—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by obliquely evaporated films, e.g. Si or SiO2 films
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133746—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers for high pretilt angles, i.e. higher than 15 degrees
DE69409039T 1993-01-20 1994-01-17 Flüssigkristall-vorrichtungen Expired - Fee Related DE69409039T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939301051A GB9301051D0 (en) 1993-01-20 1993-01-20 Liquid crystal devices
PCT/GB1994/000089 WO1994017441A1 (en) 1993-01-20 1994-01-17 Liquid crystal devices

Publications (2)

Publication Number Publication Date
DE69409039D1 true DE69409039D1 (de) 1998-04-23
DE69409039T2 DE69409039T2 (de) 1998-07-02

Family

ID=10728990

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69409039T Expired - Fee Related DE69409039T2 (de) 1993-01-20 1994-01-17 Flüssigkristall-vorrichtungen

Country Status (6)

Country Link
US (1) US5528394A (de)
EP (1) EP0631672B1 (de)
JP (1) JPH07505236A (de)
DE (1) DE69409039T2 (de)
GB (2) GB9301051D0 (de)
WO (1) WO1994017441A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5781266A (en) * 1993-09-27 1998-07-14 Matsushita Electric Industrial Co., Ltd. Ferroelectric liquid crystal display device and method for producing the same
US5726725A (en) * 1994-03-31 1998-03-10 Canon Kabushiki Kaisha Liquid crystal device and process for production thereof with polyimide alignment film rubbed and then baked
GB9604461D0 (en) * 1996-03-01 1996-05-01 Secr Defence Alignment of ferroelectric liquid crystal displays
GB2324619A (en) * 1996-03-01 1998-10-28 Secr Defence Alignment of ferroelectric liquid crystal devices
SG50846A1 (en) * 1996-06-12 1998-07-20 Rolic Ag Liquid crystalline display switching or image processing apparatus
US6020947A (en) * 1996-11-06 2000-02-01 Sharp Kabushiki Kaisha Liquid crystal devices
GB9713544D0 (en) * 1997-06-26 1997-09-03 Sharp Kk Ferroelectric liquid crystal device manufacture
EP0967510A4 (de) * 1997-12-05 2005-11-02 Citizen Watch Co Ltd Verfahren zur unterdrückung und beseitigung der bildträgheit von ferroelektrischen flüssigkristallgeräten
SE517919C2 (sv) * 1998-07-08 2002-08-06 Ecsibeo Ab Vätskekristallanordning och metod för dess framställning samt användning
SE0200910D0 (sv) * 2002-03-22 2002-03-22 Ecsibeo Ab A liquid crystal device, a method for producing a liquid crystal device and a method for controlling liquid crystal device
JP2004151578A (ja) * 2002-10-31 2004-05-27 Fujitsu Display Technologies Corp 液晶表示装置及びその製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2590392B1 (fr) * 1985-09-04 1994-07-01 Canon Kk Dispositif a cristaux liquides ferroelectriques
JP2558447B2 (ja) * 1985-09-18 1996-11-27 セイコー電子工業株式会社 強誘電性液晶電気光学素子
JPS62129813A (ja) * 1985-11-29 1987-06-12 Olympus Optical Co Ltd 液晶を利用した立体視差を有する光学機器
US4932758A (en) * 1987-09-17 1990-06-12 Canon Kabushiki Kaisha Ferroelectric smectic liquid crystal device having a bistable alignment state providing two stable orientation states
JP3071204B2 (ja) * 1989-02-10 2000-07-31 株式会社リコー 液晶表示素子
CA2022880A1 (en) * 1989-08-18 1991-02-19 Toyozi Shimizu Carboxylate compounds, liquid crystal compositions containing said compounds and liquid crystal element
GB9002105D0 (en) * 1990-01-31 1990-03-28 Stc Plc Ferro electric liquid crystal cells
EP0444705B1 (de) * 1990-03-02 1999-05-26 Canon Kabushiki Kaisha Flüssigkristallelement und Flüssigkristallvorrichtung, die dieses Element verwendet
US5184237A (en) * 1990-03-27 1993-02-02 Ricoh Company, Ltd. Super-twisted nematic type liquid crystal display device
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
US5380459A (en) * 1990-04-20 1995-01-10 Ricoh Company, Ltd. Liquid crystal display device with improved viewing angle dependence of color
EP0484972B1 (de) * 1990-11-09 1997-03-12 Canon Kabushiki Kaisha Flüssigkristallvorrichtung, Anzeigegerät und Anzeigemethode
US5347381B1 (en) * 1991-01-25 1997-07-01 Sharp Kk Ferroelectric liquid crystal display device with molecules between hairpin and lightning defects following the lightning defects
JP3164321B2 (ja) * 1991-03-26 2001-05-08 キヤノン株式会社 液晶素子および表示装置、それらを用いた表示方法
JP2713513B2 (ja) * 1991-08-29 1998-02-16 シャープ株式会社 液晶表示装置

Also Published As

Publication number Publication date
GB9400753D0 (en) 1994-03-16
WO1994017441A1 (en) 1994-08-04
GB9301051D0 (en) 1993-03-10
US5528394A (en) 1996-06-18
EP0631672B1 (de) 1998-03-18
GB2274519A (en) 1994-07-27
JPH07505236A (ja) 1995-06-08
GB2274519B (en) 1996-08-21
EP0631672A1 (de) 1995-01-04
DE69409039T2 (de) 1998-07-02

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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