DE69230325D1 - Flüssigkristallvorrichtung - Google Patents

Flüssigkristallvorrichtung

Info

Publication number
DE69230325D1
DE69230325D1 DE69230325T DE69230325T DE69230325D1 DE 69230325 D1 DE69230325 D1 DE 69230325D1 DE 69230325 T DE69230325 T DE 69230325T DE 69230325 T DE69230325 T DE 69230325T DE 69230325 D1 DE69230325 D1 DE 69230325D1
Authority
DE
Germany
Prior art keywords
liquid crystal
display region
fixed
electrodes
scanning electrodes
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
DE69230325T
Other languages
English (en)
Other versions
DE69230325T2 (de
Inventor
Mitsuo Iwayama
Akira Tsuboyama
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE69230325D1 publication Critical patent/DE69230325D1/de
Application granted granted Critical
Publication of DE69230325T2 publication Critical patent/DE69230325T2/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
    • 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
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • G02F1/133784—Surface-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

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
DE69230325T 1991-07-25 1992-07-24 Flüssigkristallvorrichtung Expired - Fee Related DE69230325T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3207271A JPH0534697A (ja) 1991-07-25 1991-07-25 強誘電性液晶表示素子

Publications (2)

Publication Number Publication Date
DE69230325D1 true DE69230325D1 (de) 1999-12-30
DE69230325T2 DE69230325T2 (de) 2000-05-11

Family

ID=16537035

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69230325T Expired - Fee Related DE69230325T2 (de) 1991-07-25 1992-07-24 Flüssigkristallvorrichtung

Country Status (5)

Country Link
US (2) US5323253A (de)
EP (1) EP0525673B1 (de)
JP (1) JPH0534697A (de)
AT (1) ATE186993T1 (de)
DE (1) DE69230325T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2835787B2 (ja) * 1991-03-22 1998-12-14 キヤノン株式会社 強誘電性液晶素子
JPH0534697A (ja) * 1991-07-25 1993-02-12 Canon Inc 強誘電性液晶表示素子
CA2121776C (en) * 1993-04-28 1999-05-25 Yasuto Kodera Liquid crystal device with a liquid crystal in an optical modulation region having a pretilt angle smaller than the liquid crystal in a peripheral region surrounding the optical modulation region
US5751391A (en) * 1995-04-27 1998-05-12 Canon Kabushiki Kaisha Liquid crystal device with elongated projection height smaller than liquid crystal thickness and process for producing same
US7379144B1 (en) * 2000-06-09 2008-05-27 Displaytech, Inc. Chevron-free FLC device
EP1561541B1 (de) * 2004-02-05 2008-04-30 JSR Corporation Chemisch-mechanisches Polierkissen und Polierverfahren

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4652872A (en) * 1983-07-07 1987-03-24 Nec Kansai, Ltd. Matrix display panel driving system
NL8503180A (nl) * 1985-11-19 1987-06-16 Philips Nv Weergeefinrichting.
GB8608114D0 (en) * 1986-04-03 1986-05-08 Secr Defence Smectic liquid crystal devices
JPS63123017A (ja) * 1986-11-12 1988-05-26 Canon Inc 液晶素子
JPS63124027A (ja) * 1986-11-14 1988-05-27 Canon Inc 液晶素子
US5041821A (en) * 1987-04-03 1991-08-20 Canon Kabushiki Kaisha Ferroelectric liquid crystal apparatus with temperature dependent DC offset voltage
US5200848A (en) * 1987-09-17 1993-04-06 Canon Kabushiki Kaisha Ferroelectric smectic liquid crystal device
AU606456B2 (en) * 1987-09-17 1991-02-07 Canon Kabushiki Kaisha Ferroelectric smectic liquid crystal device
US5422749A (en) * 1987-09-17 1995-06-06 Canon Kabushiki Kaisha Ferroelectric smetic liquid crystal device
US5016989A (en) * 1987-09-18 1991-05-21 Canon Kabushiki Kaisha Liquid crystal element with improved contrast and brightness
JPH01177016A (ja) * 1987-12-28 1989-07-13 Sharp Corp 強誘電性液晶シャッタ
JP2651204B2 (ja) * 1988-07-14 1997-09-10 キヤノン株式会社 液晶装置の駆動法
DE68922159T2 (de) * 1988-08-17 1995-09-14 Canon Kk Anzeigevorrichtung.
JP2623137B2 (ja) * 1989-03-07 1997-06-25 キヤノン株式会社 カイラルスメクチック液晶素子ユニットおよびカイラルスメクチック液晶パネルの支持方法
US5267065A (en) * 1989-04-24 1993-11-30 Canon Kabushiki Kaisha Liquid crystal apparatus
JPH03125117A (ja) * 1989-10-11 1991-05-28 Canon Inc 強誘電性液晶素子の製造方法
JPH04147216A (ja) * 1990-10-11 1992-05-20 Matsushita Electric Ind Co Ltd 液晶素子
JPH04258924A (ja) * 1991-02-13 1992-09-14 Canon Inc カイラルスメクチック液晶素子およびその製造方法
JPH0534697A (ja) * 1991-07-25 1993-02-12 Canon Inc 強誘電性液晶表示素子

Also Published As

Publication number Publication date
US5936601A (en) 1999-08-10
US5323253A (en) 1994-06-21
ATE186993T1 (de) 1999-12-15
JPH0534697A (ja) 1993-02-12
EP0525673A2 (de) 1993-02-03
DE69230325T2 (de) 2000-05-11
EP0525673A3 (en) 1993-08-25
EP0525673B1 (de) 1999-11-24

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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