DE69226670D1 - Flüssigkristallvorrichtung - Google Patents

Flüssigkristallvorrichtung

Info

Publication number
DE69226670D1
DE69226670D1 DE69226670T DE69226670T DE69226670D1 DE 69226670 D1 DE69226670 D1 DE 69226670D1 DE 69226670 T DE69226670 T DE 69226670T DE 69226670 T DE69226670 T DE 69226670T DE 69226670 D1 DE69226670 D1 DE 69226670D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal device
stripe
substrate surfaces
shaped rib
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
DE69226670T
Other languages
English (en)
Other versions
DE69226670T2 (de
Inventor
Shinjiro Okada
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 DE69226670D1 publication Critical patent/DE69226670D1/de
Application granted granted Critical
Publication of DE69226670T2 publication Critical patent/DE69226670T2/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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • 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
    • G02F1/13378—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
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/30—Gray scale

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
DE69226670T 1991-02-20 1992-02-19 Flüssigkristallvorrichtung Expired - Fee Related DE69226670T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3045626A JPH05150244A (ja) 1991-02-20 1991-02-20 強誘電液晶素子

Publications (2)

Publication Number Publication Date
DE69226670D1 true DE69226670D1 (de) 1998-09-24
DE69226670T2 DE69226670T2 (de) 1999-03-11

Family

ID=12724582

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69226670T Expired - Fee Related DE69226670T2 (de) 1991-02-20 1992-02-19 Flüssigkristallvorrichtung

Country Status (5)

Country Link
US (2) US5264954A (de)
EP (1) EP0500070B1 (de)
JP (1) JPH05150244A (de)
AT (1) ATE170005T1 (de)
DE (1) DE69226670T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05150244A (ja) * 1991-02-20 1993-06-18 Canon Inc 強誘電液晶素子
JPH06102485A (ja) * 1992-09-21 1994-04-15 Canon Inc 強誘電性液晶表示素子
US5552911A (en) * 1992-10-19 1996-09-03 Canon Kabushiki Kaisha Color liquid crystal display device having varying cell thickness and varying pixel areas
EP0636917B1 (de) * 1993-07-27 1998-09-30 Sharp Kabushiki Kaisha Flüssigkristall-Anzeigevorrichtung
US6130623A (en) * 1996-12-31 2000-10-10 Lucent Technologies Inc. Encryption for modulated backscatter systems
US6184841B1 (en) 1996-12-31 2001-02-06 Lucent Technologies Inc. Antenna array in an RFID system
KR100265572B1 (ko) * 1997-12-03 2000-09-15 김영환 컬러 쉬프트가 개선된 액정 표시 장치
JP3097656B2 (ja) * 1998-05-13 2000-10-10 日本電気株式会社 液晶表示装置及びその製造方法
KR100494681B1 (ko) 1999-06-29 2005-06-13 비오이 하이디스 테크놀로지 주식회사 광시야각을 갖는 액정 표시 장치

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5887535A (ja) * 1981-11-20 1983-05-25 Sony Corp 液晶表示装置
US4655561A (en) * 1983-04-19 1987-04-07 Canon Kabushiki Kaisha Method of driving optical modulation device using ferroelectric liquid crystal
JPS60156043A (ja) * 1984-01-23 1985-08-16 Canon Inc カイラルスメクティック液晶素子
JPS60220316A (ja) * 1984-04-16 1985-11-05 Canon Inc 液晶光学素子
US4709995A (en) * 1984-08-18 1987-12-01 Canon Kabushiki Kaisha Ferroelectric display panel and driving method therefor to achieve gray scale
US4682858A (en) * 1984-08-20 1987-07-28 Canon Kabushiki Kaisha Liquid crystal device having reduced-pressure region in communication with ferroelectric liquid crystal
JPS6167829A (ja) * 1984-09-11 1986-04-08 Canon Inc カイラルスメクティック液晶素子
US4729640A (en) * 1984-10-03 1988-03-08 Canon Kabushiki Kaisha Liquid crystal light modulation device
JPS6186732A (ja) * 1984-10-04 1986-05-02 Canon Inc 液晶装置
JPS61147232A (ja) * 1984-12-20 1986-07-04 Canon Inc 液晶素子
US4712877A (en) * 1985-01-18 1987-12-15 Canon Kabushiki Kaisha Ferroelectric display panel of varying thickness and driving method therefor
JPS61260222A (ja) * 1985-05-15 1986-11-18 Canon Inc 液晶素子
US4778259A (en) * 1985-07-17 1988-10-18 Canon Kabushiki Kaisha Ferroelectric liquid crystal devices having reverse twist angle and stable states resulting from A.C. excitation
JPS6232424A (ja) * 1985-08-05 1987-02-12 Canon Inc 液晶装置
JPH0723942B2 (ja) * 1985-08-08 1995-03-15 株式会社半導体エネルギ−研究所 液晶装置
JPH0685032B2 (ja) * 1985-10-17 1994-10-26 キヤノン株式会社 カイラルスメクティック液晶素子
JPS62119521A (ja) * 1985-11-19 1987-05-30 Canon Inc 光学変調装置
ES2033674T3 (es) * 1985-11-26 1993-04-01 Canon Kabushiki Kaisha Aparato de modulacion optica para un tablero senalizador.
JP2654940B2 (ja) * 1985-12-24 1997-09-17 キヤノン株式会社 電気光学素子の製造方法
US4712874A (en) * 1985-12-25 1987-12-15 Canon Kabushiki Kaisha Ferroelectric liquid crystal device having color filters on row or column electrodes
US4796980A (en) * 1986-04-02 1989-01-10 Canon Kabushiki Kaisha Ferroelectric liquid crystal optical modulation device with regions within pixels to initiate nucleation and inversion
US4796979A (en) * 1986-04-07 1989-01-10 Canon Kabushiki Kaisha Ferroelectric liquid crystal device having dual laminated alignment films
US4824218A (en) * 1986-04-09 1989-04-25 Canon Kabushiki Kaisha Optical modulation apparatus using ferroelectric liquid crystal and low-resistance portions of column electrodes
US4802744A (en) * 1986-04-11 1989-02-07 Canon Kabushiki Kaisha Optical modulation apparatus
JP2505756B2 (ja) * 1986-07-22 1996-06-12 キヤノン株式会社 光学変調素子の駆動法
JP2505757B2 (ja) * 1986-07-23 1996-06-12 キヤノン株式会社 光学変調素子の駆動法
EP0256548B1 (de) * 1986-08-18 1993-03-17 Canon Kabushiki Kaisha Verfahren und Vorrichtung zur Ansteuerung einer optischen Modulationsanordnung
DE3750006T2 (de) * 1986-08-25 1994-10-06 Canon Kk Optische Modulationsvorrichtung.
DE3684784D1 (de) * 1986-10-07 1992-05-14 Lagerwall S T Sarl Vorrichtung fuer submikrosekunden-elektrooptische modulation in der smektischen a-fluessigkristallphase.
JPH07104515B2 (ja) * 1986-10-15 1995-11-13 株式会社半導体エネルギ−研究所 液晶電気光学装置
FR2613846B1 (fr) * 1987-04-10 1990-10-26 Commissariat Energie Atomique Dispositif d'affichage a cristal liquide smectique ferroelectrique bistable
US4859036A (en) * 1987-05-15 1989-08-22 Canon Kabushiki Kaisha Device plate having conductive films selected to prevent pin-holes
US5000545A (en) * 1987-05-28 1991-03-19 Canon Kabushiki Kaisha Liquid crystal device with metal electrode partially overlying transparent electrode
US4834506A (en) * 1987-07-02 1989-05-30 International Business Machines Corporation Perceived contrast of liquid crystal displays
JP2770944B2 (ja) * 1987-08-19 1998-07-02 キヤノン株式会社 液晶素子
US5192596A (en) * 1989-06-02 1993-03-09 Canon Kabushiki Kaisha Liquid crystal device
AU606456B2 (en) * 1987-09-17 1991-02-07 Canon Kabushiki Kaisha Ferroelectric smectic liquid crystal device
JPH0194318A (ja) * 1987-10-07 1989-04-13 Matsushita Electric Ind Co Ltd 液晶表示素子
JPH01179915A (ja) * 1988-01-11 1989-07-18 Canon Inc 液晶素子
GB9002105D0 (en) * 1990-01-31 1990-03-28 Stc Plc Ferro electric liquid crystal cells
JPH05150244A (ja) * 1991-02-20 1993-06-18 Canon Inc 強誘電液晶素子

Also Published As

Publication number Publication date
JPH05150244A (ja) 1993-06-18
EP0500070B1 (de) 1998-08-19
DE69226670T2 (de) 1999-03-11
ATE170005T1 (de) 1998-09-15
US5499130A (en) 1996-03-12
US5264954A (en) 1993-11-23
EP0500070A1 (de) 1992-08-26

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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