FR2233644A1 - - Google Patents

Info

Publication number
FR2233644A1
FR2233644A1 FR7420514A FR7420514A FR2233644A1 FR 2233644 A1 FR2233644 A1 FR 2233644A1 FR 7420514 A FR7420514 A FR 7420514A FR 7420514 A FR7420514 A FR 7420514A FR 2233644 A1 FR2233644 A1 FR 2233644A1
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
FR7420514A
Other languages
French (fr)
Other versions
FR2233644B1 (en
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 FR2233644A1 publication Critical patent/FR2233644A1/fr
Application granted granted Critical
Publication of FR2233644B1 publication Critical patent/FR2233644B1/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
    • G02F1/133734—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
    • G02F1/133742—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers for homeotropic alignment

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)
  • Liquid Crystal (AREA)
FR7420514A 1973-06-18 1974-06-13 Expired FR2233644B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732330909 DE2330909B2 (en) 1973-06-18 1973-06-18 METHOD FOR GENERATING A LAYER FOR HOMOEOTROPIC ORIENTATION OF LIQUID CRYSTALS

Publications (2)

Publication Number Publication Date
FR2233644A1 true FR2233644A1 (en) 1975-01-10
FR2233644B1 FR2233644B1 (en) 1977-10-07

Family

ID=5884307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420514A Expired FR2233644B1 (en) 1973-06-18 1974-06-13

Country Status (5)

Country Link
JP (1) JPS5037453A (en)
DE (1) DE2330909B2 (en)
FR (1) FR2233644B1 (en)
GB (1) GB1450493A (en)
IT (1) IT1014934B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5343411B2 (en) * 1973-10-20 1978-11-20
JPS5343412B2 (en) * 1973-10-20 1978-11-20
JPS50101047A (en) * 1974-01-08 1975-08-11
JPS5182648A (en) * 1974-12-04 1976-07-20 Omron Tateisi Electronics Co EKISHOHYOJISOCHI
GB2324382B (en) * 1997-04-14 2001-10-10 Merck Patent Gmbh Homeotropically aligned liquid crystal layer and process for the homeotropic alignment of liquid crystals on plastic substrates
GB2358481B (en) * 1997-04-14 2001-10-10 Merck Patent Gmbh Homeotropically aligned liquid crystal layer and process for the homeotropic alignment of liquid crystals on plastic substrates

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4976543A (en) * 1972-11-03 1974-07-24
JPS5439745B2 (en) * 1972-11-14 1979-11-29
JPS542579B2 (en) * 1972-11-14 1979-02-09
JPS4975354A (en) * 1972-11-22 1974-07-20

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ARTICLE DE J.L.JANNING "THUN FILM SURFACE ORIENTATION FOR LIQID CRYSTALS" *
UE US "APPLIED PHYSICS LETTERS" VOLUME 21, NO. 4, 15 AOUT 1972, PAGES 173-174 *
UE US "APPLIED PHYSICS LETTERS" VOLUME 24, MO. 2, 15 JANVIER 1974, PAGES 47-49, ARTICLE DE G.D.DIXON ET AL "ALIGNMENT MACHANISM IN TWISTED NEMATIC LAYERS") *

Also Published As

Publication number Publication date
DE2330909B2 (en) 1977-04-07
DE2330909A1 (en) 1975-01-09
IT1014934B (en) 1977-04-30
GB1450493A (en) 1976-09-22
JPS5037453A (en) 1975-04-08
FR2233644B1 (en) 1977-10-07

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Legal Events

Date Code Title Description
ST Notification of lapse