FR2206981A1 - - Google Patents

Info

Publication number
FR2206981A1
FR2206981A1 FR7339534A FR7339534A FR2206981A1 FR 2206981 A1 FR2206981 A1 FR 2206981A1 FR 7339534 A FR7339534 A FR 7339534A FR 7339534 A FR7339534 A FR 7339534A FR 2206981 A1 FR2206981 A1 FR 2206981A1
Authority
FR
France
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.)
Granted
Application number
FR7339534A
Other languages
French (fr)
Other versions
FR2206981B1 (de
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2206981A1 publication Critical patent/FR2206981A1/fr
Application granted granted Critical
Publication of FR2206981B1 publication Critical patent/FR2206981B1/fr
Expired 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
    • G02F1/133345—Insulating layers
    • 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
    • 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
    • G02F1/133738—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers for homogeneous alignment

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7339534A 1972-11-16 1973-11-07 Expired FR2206981B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722256317 DE2256317B2 (de) 1972-11-16 1972-11-16 Verfahren zur erzeugung einer homogenen orientierung von fluessigkristallmolekuelen in einer fluessigkristallanordnung

Publications (2)

Publication Number Publication Date
FR2206981A1 true FR2206981A1 (de) 1974-06-14
FR2206981B1 FR2206981B1 (de) 1980-07-25

Family

ID=5861954

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7339534A Expired FR2206981B1 (de) 1972-11-16 1973-11-07

Country Status (8)

Country Link
BE (1) BE807411A (de)
CH (1) CH565384A5 (de)
DE (1) DE2256317B2 (de)
FR (1) FR2206981B1 (de)
GB (1) GB1423250A (de)
IT (1) IT1001674B (de)
LU (1) LU68803A1 (de)
NL (1) NL7315605A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316310A1 (fr) * 1975-07-03 1977-01-28 Sharp Kk Composition de cristaux liquides et son utilisation
EP0420670A2 (de) * 1989-09-29 1991-04-03 Kabushiki Kaisha Toshiba Orientierungsfilm für Flüssigkristall und sein Herstellungsverfahren und Flüssigkristallelement mit diesem Film

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1100615A (en) * 1974-06-29 1981-05-05 Kazuo Totani Liquid crystal electro-optical device
JPS5182648A (ja) * 1974-12-04 1976-07-20 Omron Tateisi Electronics Co Ekishohyojisochi
US4153529A (en) * 1975-04-21 1979-05-08 Hughes Aircraft Company Means and method for inducing uniform parallel alignment of liquid crystal material in a liquid crystal cell
FR2351426A2 (fr) * 1976-05-13 1977-12-09 Hughes Aircraft Co Procede de realisation d'une cellule a cristaux liquides
US4256787A (en) * 1978-05-03 1981-03-17 Massachusetts Institute Of Technology Orientation of ordered liquids and their use in devices
US4729640A (en) * 1984-10-03 1988-03-08 Canon Kabushiki Kaisha Liquid crystal light modulation device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316310A1 (fr) * 1975-07-03 1977-01-28 Sharp Kk Composition de cristaux liquides et son utilisation
EP0420670A2 (de) * 1989-09-29 1991-04-03 Kabushiki Kaisha Toshiba Orientierungsfilm für Flüssigkristall und sein Herstellungsverfahren und Flüssigkristallelement mit diesem Film
EP0420670A3 (en) * 1989-09-29 1992-02-26 Kabushiki Kaisha Toshiba Liquid-crystal orientating film, method of manufacturing the film, and liquid-crystal element having the film
US5128788A (en) * 1989-09-29 1992-07-07 Kabushiki Kaisha Toshiba Liquid-crystal orientating film, method of manufacturing the film, and liquid-crystal element having the film

Also Published As

Publication number Publication date
LU68803A1 (de) 1974-01-21
GB1423250A (en) 1976-02-04
IT1001674B (it) 1976-04-30
NL7315605A (de) 1974-05-20
DE2256317B2 (de) 1977-05-26
FR2206981B1 (de) 1980-07-25
DE2256317A1 (de) 1974-05-30
CH565384A5 (de) 1975-08-15
BE807411A (fr) 1974-03-15

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Legal Events

Date Code Title Description
ST Notification of lapse