GB1553812A - Liquid crystal alignment - Google Patents

Liquid crystal alignment

Info

Publication number
GB1553812A
GB1553812A GB1763/78A GB176378A GB1553812A GB 1553812 A GB1553812 A GB 1553812A GB 1763/78 A GB1763/78 A GB 1763/78A GB 176378 A GB176378 A GB 176378A GB 1553812 A GB1553812 A GB 1553812A
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
crystal alignment
alignment
liquid
crystal
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
Application number
GB1763/78A
Other languages
English (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.)
Ebauches SA
Original Assignee
Ebauches 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 Ebauches SA filed Critical Ebauches SA
Publication of GB1553812A publication Critical patent/GB1553812A/en
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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making

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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
GB1763/78A 1977-01-21 1978-01-17 Liquid crystal alignment Expired GB1553812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH71677A CH611043A5 (US06252093-20010626-C00008.png) 1977-01-21 1977-01-21

Publications (1)

Publication Number Publication Date
GB1553812A true GB1553812A (en) 1979-10-10

Family

ID=4193499

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1763/78A Expired GB1553812A (en) 1977-01-21 1978-01-17 Liquid crystal alignment

Country Status (6)

Country Link
US (1) US4207671A (US06252093-20010626-C00008.png)
JP (1) JPS53106064A (US06252093-20010626-C00008.png)
CH (1) CH611043A5 (US06252093-20010626-C00008.png)
DE (1) DE2722389A1 (US06252093-20010626-C00008.png)
FR (1) FR2378326A1 (US06252093-20010626-C00008.png)
GB (1) GB1553812A (US06252093-20010626-C00008.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4618514A (en) * 1985-12-20 1986-10-21 Rca Corporation Alignment layer for liquid crystal display
US5172255A (en) * 1989-10-06 1992-12-15 Nokia Unterhaltungselektronik (Deutschland) Gmbh Process for increasing pretilt angles in nematic liquid crystal cells

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700306A (en) * 1971-09-22 1972-10-24 Ncr Co Electro-optic shutter having a thin glass or silicon oxide layer between the electrodes and the liquid crystal
US3930716A (en) * 1972-03-31 1976-01-06 Commissariat A L'energie Atomique Method of collecting orientation of the molecules of a liquid crystal and a liquid-crystal cell for carrying out said method
US3834792A (en) * 1972-04-10 1974-09-10 Ncr Alignment film for a liquid crystal display cell
US3963324A (en) * 1972-05-08 1976-06-15 Hoffmann-La Roche Inc. Liquid crystal display assembly
JPS5435779B2 (US06252093-20010626-C00008.png) * 1974-06-10 1979-11-05
US3853391A (en) * 1973-12-21 1974-12-10 Rca Corp Fabrication of liquid crystal devices
GB1478592A (en) * 1974-03-01 1977-07-06 Secr Defence Liquid crystal devices
US4084884A (en) * 1974-02-21 1978-04-18 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal devices
US3966305A (en) * 1974-10-10 1976-06-29 American Micro-Systems, Inc. Liquid crystal cell with improved alignment
JPS5947287B2 (ja) * 1975-03-31 1984-11-17 シャープ株式会社 ツイストネマテイツク液晶表示素子の製造方法
US3967883A (en) * 1975-05-22 1976-07-06 Rca Corporation Liquid crystal devices of the surface aligned type

Also Published As

Publication number Publication date
CH611043A5 (US06252093-20010626-C00008.png) 1979-05-15
FR2378326A1 (fr) 1978-08-18
JPS53106064A (en) 1978-09-14
FR2378326B1 (US06252093-20010626-C00008.png) 1982-04-30
US4207671A (en) 1980-06-17
DE2722389A1 (de) 1978-07-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee