GB2312523B - Liquid crystal device alignment - Google Patents

Liquid crystal device alignment

Info

Publication number
GB2312523B
GB2312523B GB9715602A GB9715602A GB2312523B GB 2312523 B GB2312523 B GB 2312523B GB 9715602 A GB9715602 A GB 9715602A GB 9715602 A GB9715602 A GB 9715602A GB 2312523 B GB2312523 B GB 2312523B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
crystal device
device alignment
alignment
liquid
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.)
Revoked
Application number
GB9715602A
Other versions
GB2312523A (en
GB9715602D0 (en
Inventor
Guy Peter Bryan-Brown
Carl Vernon Brown
Damien Gerard Mcdonnell
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 GBGB9502635.7A external-priority patent/GB9502635D0/en
Application filed by UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB9715602A priority Critical patent/GB2312523B/en
Publication of GB9715602D0 publication Critical patent/GB9715602D0/en
Publication of GB2312523A publication Critical patent/GB2312523A/en
Application granted granted Critical
Publication of GB2312523B publication Critical patent/GB2312523B/en
Anticipated expiration legal-status Critical
Revoked 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
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • 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
    • G02F1/133765—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers without a surface treatment
GB9715602A 1995-02-10 1996-01-22 Liquid crystal device alignment Revoked GB2312523B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9715602A GB2312523B (en) 1995-02-10 1996-01-22 Liquid crystal device alignment

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9502635.7A GB9502635D0 (en) 1995-02-10 1995-02-10 Liquid crystal device alignment
GB9715602A GB2312523B (en) 1995-02-10 1996-01-22 Liquid crystal device alignment
PCT/GB1996/000107 WO1996024880A1 (en) 1995-02-10 1996-01-22 Liquid crystal device alignment

Publications (3)

Publication Number Publication Date
GB9715602D0 GB9715602D0 (en) 1997-10-01
GB2312523A GB2312523A (en) 1997-10-29
GB2312523B true GB2312523B (en) 1998-10-07

Family

ID=26306472

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9715602A Revoked GB2312523B (en) 1995-02-10 1996-01-22 Liquid crystal device alignment

Country Status (1)

Country Link
GB (1) GB2312523B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9928126D0 (en) 1999-11-30 2000-01-26 Secr Defence Bistable nematic liquid crystal device
GB2403023A (en) * 2003-06-20 2004-12-22 Sharp Kk Organic light emitting device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787110A (en) * 1972-06-23 1974-01-22 Bell Telephone Labor Inc Liquid crystal devices
WO1979001025A1 (en) * 1978-05-03 1979-11-29 Massachusetts Inst Technology The orientation of ordered liquids and their use in devices
JPS6060624A (en) * 1983-09-13 1985-04-08 Matsushita Electric Ind Co Ltd Liquid crystal display panel and its production
US4521080A (en) * 1974-07-01 1985-06-04 Sharp Kabushiki Kaisha Field effect mode liquid crystal display
GB2286894A (en) * 1994-02-09 1995-08-30 Secr Defence Liquid crystal alignment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787110A (en) * 1972-06-23 1974-01-22 Bell Telephone Labor Inc Liquid crystal devices
US4521080A (en) * 1974-07-01 1985-06-04 Sharp Kabushiki Kaisha Field effect mode liquid crystal display
WO1979001025A1 (en) * 1978-05-03 1979-11-29 Massachusetts Inst Technology The orientation of ordered liquids and their use in devices
JPS6060624A (en) * 1983-09-13 1985-04-08 Matsushita Electric Ind Co Ltd Liquid crystal display panel and its production
GB2286894A (en) * 1994-02-09 1995-08-30 Secr Defence Liquid crystal alignment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Patent Abstracts of Japan vol. 9 no. 195 P-379 & JP 60 060 624 A *

Also Published As

Publication number Publication date
GB2312523A (en) 1997-10-29
GB9715602D0 (en) 1997-10-01

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Legal Events

Date Code Title Description
773K Patent revoked under sect. 73(2)/1977