FR2253445A5 - - Google Patents

Info

Publication number
FR2253445A5
FR2253445A5 FR7342843A FR7342843A FR2253445A5 FR 2253445 A5 FR2253445 A5 FR 2253445A5 FR 7342843 A FR7342843 A FR 7342843A FR 7342843 A FR7342843 A FR 7342843A FR 2253445 A5 FR2253445 A5 FR 2253445A5
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.)
Expired
Application number
FR7342843A
Other languages
French (fr)
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.)
Radiotechnique Compelec RTC SA
Original Assignee
Radiotechnique Compelec RTC SA
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 Radiotechnique Compelec RTC SA filed Critical Radiotechnique Compelec RTC SA
Priority to FR7342843A priority Critical patent/FR2253445A5/fr
Priority to DE19742454413 priority patent/DE2454413A1/en
Priority to CA214,402A priority patent/CA1001288A/en
Priority to GB5138974A priority patent/GB1484618A/en
Priority to JP49137671A priority patent/JPS5087669A/ja
Application granted granted Critical
Publication of FR2253445A5 publication Critical patent/FR2253445A5/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
    • G02F1/1337—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
    • G02F1/133719—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films with coupling agent molecules, e.g. silane
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
FR7342843A 1973-11-30 1973-11-30 Expired FR2253445A5 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7342843A FR2253445A5 (en) 1973-11-30 1973-11-30
DE19742454413 DE2454413A1 (en) 1973-11-30 1974-11-16 METHOD OF MANUFACTURING A DISPLAY DEVICE WITH A LIQUID CRYSTAL LAYER
CA214,402A CA1001288A (en) 1973-11-30 1974-11-22 Method of manufacturing a display device comprising a layer of liquid crystal
GB5138974A GB1484618A (en) 1973-11-30 1974-11-27 Making display devices
JP49137671A JPS5087669A (en) 1973-11-30 1974-11-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7342843A FR2253445A5 (en) 1973-11-30 1973-11-30

Publications (1)

Publication Number Publication Date
FR2253445A5 true FR2253445A5 (en) 1975-06-27

Family

ID=9128557

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7342843A Expired FR2253445A5 (en) 1973-11-30 1973-11-30

Country Status (5)

Country Link
JP (1) JPS5087669A (en)
CA (1) CA1001288A (en)
DE (1) DE2454413A1 (en)
FR (1) FR2253445A5 (en)
GB (1) GB1484618A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308675A1 (en) * 1975-04-21 1976-11-19 Hughes Aircraft Co PROCESS FOR MAKING A LIQUID CRYSTAL CELL
FR2351426A2 (en) * 1976-05-13 1977-12-09 Hughes Aircraft Co Liq. crystal cell with vertically mounter components - has substrate, electrode in form of coating with surface micromachined by ion beam permitting homogeneous tilted positioning
FR2353872A1 (en) * 1976-05-31 1977-12-30 Hughes Aircraft Co Aligning nematic liquid crystals - perpendicular to silicon oxides surfaces, by treating surfaces with alcohol-amine mixts.

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351221A (en) * 1979-06-15 1982-09-28 Teledyne Industries, Incorporated Player piano recording system
US4437731A (en) 1980-06-18 1984-03-20 Hitachi, Ltd. Liquid crystal display device
JPS60120326A (en) * 1983-12-02 1985-06-27 Matsushita Electric Ind Co Ltd Liquid crystal orientation film and its manufacture
JPS60120325A (en) * 1983-12-02 1985-06-27 Matsushita Electric Ind Co Ltd Oriented liquid crystal film and its production
JPS60136717A (en) * 1983-12-26 1985-07-20 Matsushita Electric Ind Co Ltd Liquid crystal orienting film for vertical orientation
JPS60151613A (en) * 1984-01-19 1985-08-09 Matsushita Electric Ind Co Ltd Method for orientation of liquid crystal molecule
US7570333B2 (en) * 2003-10-30 2009-08-04 International Business Machines Corporation Method and system for improving ion beam alignment for liquid crystal displays by a grooving under layer
CN109434715B (en) * 2018-12-18 2023-07-21 张家港康得新光电材料有限公司 Positioning device and positioning method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2248529B1 (en) * 1973-10-19 1978-02-17 Thomson Csf

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308675A1 (en) * 1975-04-21 1976-11-19 Hughes Aircraft Co PROCESS FOR MAKING A LIQUID CRYSTAL CELL
FR2351426A2 (en) * 1976-05-13 1977-12-09 Hughes Aircraft Co Liq. crystal cell with vertically mounter components - has substrate, electrode in form of coating with surface micromachined by ion beam permitting homogeneous tilted positioning
FR2353872A1 (en) * 1976-05-31 1977-12-30 Hughes Aircraft Co Aligning nematic liquid crystals - perpendicular to silicon oxides surfaces, by treating surfaces with alcohol-amine mixts.

Also Published As

Publication number Publication date
CA1001288A (en) 1976-12-07
JPS5087669A (en) 1975-07-14
DE2454413A1 (en) 1975-06-05
DE2454413C2 (en) 1987-07-30
GB1484618A (en) 1977-09-01

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Legal Events

Date Code Title Description
CA Change of address
ST Notification of lapse