ES2076182T3 - Aparato de cristal liquido ferroelectrico. - Google Patents

Aparato de cristal liquido ferroelectrico.

Info

Publication number
ES2076182T3
ES2076182T3 ES89117950T ES89117950T ES2076182T3 ES 2076182 T3 ES2076182 T3 ES 2076182T3 ES 89117950 T ES89117950 T ES 89117950T ES 89117950 T ES89117950 T ES 89117950T ES 2076182 T3 ES2076182 T3 ES 2076182T3
Authority
ES
Spain
Prior art keywords
liquid crystal
ferroelectric liquid
angle
uniaxial orientation
orientation axes
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
ES89117950T
Other languages
English (en)
Inventor
Hideyuki Kawagishi
Hirofumi Iwamoto
Yoshihiro Onitsuka
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
Priority claimed from JP63242574A external-priority patent/JP2640250B2/ja
Priority claimed from JP63242573A external-priority patent/JP2640249B2/ja
Priority claimed from JP63242576A external-priority patent/JP2640252B2/ja
Priority claimed from JP63242575A external-priority patent/JP2640251B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of ES2076182T3 publication Critical patent/ES2076182T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)

Abstract

APARATO DE CRISTAL LIQUIDO FERROELECTRICO QUE INCLUYE: UNA CELULA DE CRISTAL LIQUIDO FERROELECTRICO QUE INCLUYE UN PAR DE SUBSTRATOS, CADA UNO DE LOS CUALES TIENE UN ELECTRODO Y UNA PELICULA DE ALINEAMIENTO, CREANDOSE LAS PELICULAS DE ALINEAMIENTO RESPECTIVAMENTE POR EJES DE ORIENTACION UNIAXIAL, ORIENTADOS EN PARALELO Y EN LA MISMA DIRECCION OBLICUA O DE DERECHA ARRIBA A IZQUIERDA ABAJO O DE IZQUIERDA ABAJO A DERECHA ARRIBA [DE DERECHA ABAJO A IZQUIERDA ARRIBA O DE IZQUIERDA ARRIBA A DERECHA ABAJO], UN PRIMER POLARIZADOR CON UN EJE DE TRANSMISION AJUSTADO EN UNA REGION (I) DEFINIDO POR UN ANGULO DE 45 GRADOS EN EL SENTIDO DEL RELOJ (O EN SENTIDO CONTRARIO) DESDE LA DIRECCION DE ORIENTACION DE LOS EJES UNIAXIALES, UN SEGUNDO POLARIZADOR CON UN EJE DE TRANSMISION AJUSTADO EN UNA REGION (II) DEFINIDO POR UN ANGULO DE 45 GRADOS EN SENTIDO DEL RELOJ O SENTIDO CONTRARIO DESDE LA DIRECCION QUE FORMA ANGULOS RECTOS CON LA DIRECCION DE ORIENTACION DE LOS EJES UNIAXIALES, Y UN MECANISMO PARA AJUSTAR UN ANGULO DE LA CELULA DE CRISTAL LIQUIDO FERROELECTRICO RESPECTO AL PLANO DE SU SUSTENTACION HORIZONTAL.
ES89117950T 1988-09-29 1989-09-28 Aparato de cristal liquido ferroelectrico. Expired - Lifetime ES2076182T3 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP63242574A JP2640250B2 (ja) 1988-09-29 1988-09-29 強誘電性液晶表示装置
JP63242573A JP2640249B2 (ja) 1988-09-29 1988-09-29 強誘電性液晶表示装置
JP63242576A JP2640252B2 (ja) 1988-09-29 1988-09-29 強誘電性液晶表示装置
JP63242575A JP2640251B2 (ja) 1988-09-29 1988-09-29 強誘電性液晶表示装置

Publications (1)

Publication Number Publication Date
ES2076182T3 true ES2076182T3 (es) 1995-11-01

Family

ID=27477893

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89117950T Expired - Lifetime ES2076182T3 (es) 1988-09-29 1989-09-28 Aparato de cristal liquido ferroelectrico.

Country Status (5)

Country Link
US (1) US5082352A (es)
EP (1) EP0361472B1 (es)
AT (1) ATE127240T1 (es)
DE (1) DE68924028T2 (es)
ES (1) ES2076182T3 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4012750A1 (de) * 1990-04-21 1991-10-24 Hoechst Ag Ferroelektrisches fluessigkristalldisplay mit hohem kontrast und hoher helligkeit
JP3076085B2 (ja) * 1991-04-27 2000-08-14 株式会社半導体エネルギー研究所 液晶電気光学装置
GB9127316D0 (en) * 1991-12-23 1992-02-19 Secr Defence Ferroelectric liquid crystal display device(improved contrast)
GB2266966B (en) * 1992-05-15 1995-10-25 Marconi Gec Ltd Display devices
US5842672A (en) * 1996-06-07 1998-12-01 Ergotron, Inc. Mounting system for flat panel display, keyboard and stand
KR100375732B1 (ko) * 1997-11-25 2004-10-14 비오이 하이디스 테크놀로지 주식회사 액정표시장치
US6670937B1 (en) * 1999-03-01 2003-12-30 Canon Kabushiki Kaisha Liquid crystal display apparatus
TWI440936B (zh) * 2011-07-01 2014-06-11 Au Optronics Corp 透鏡膜及其製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563059A (en) * 1983-01-10 1986-01-07 Clark Noel A Surface stabilized ferroelectric liquid crystal devices
US4367924A (en) * 1980-01-08 1983-01-11 Clark Noel A Chiral smectic C or H liquid crystal electro-optical device
JPS58173718A (ja) * 1982-04-07 1983-10-12 Hitachi Ltd 液晶光変調素子およびその製造方法
US4634228A (en) * 1984-05-01 1987-01-06 Hitachi, Ltd. Ferroelectric liquid crystal cell with rubbed polyimide alignment layer
JPS6167832A (ja) * 1984-09-12 1986-04-08 Canon Inc 液晶素子
JPS61137127A (ja) * 1984-12-07 1986-06-24 Hitachi Ltd 液晶表示素子
US4820026A (en) * 1986-03-20 1989-04-11 Canon Kabushiki Kaisha Ferroelectric liquid crystal device with modified polyvinyl alcohol alignment film
US4879059A (en) * 1986-09-02 1989-11-07 Canon Kabushiki Kaisha Liquid crystal device
EP0263225B1 (en) * 1986-10-07 1992-04-08 S.A.R.L. S.T. Lagerwall A device for submicrosecond electro-optic modulation in the liquid crystal smectic-a phase
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

Also Published As

Publication number Publication date
EP0361472A2 (en) 1990-04-04
DE68924028T2 (de) 1996-02-22
EP0361472B1 (en) 1995-08-30
EP0361472A3 (en) 1990-10-24
ATE127240T1 (de) 1995-09-15
DE68924028D1 (de) 1995-10-05
US5082352A (en) 1992-01-21

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