GB9721256D0 - Bistable nematic liquid crystal device - Google Patents

Bistable nematic liquid crystal device

Info

Publication number
GB9721256D0
GB9721256D0 GBGB9721256.7A GB9721256A GB9721256D0 GB 9721256 D0 GB9721256 D0 GB 9721256D0 GB 9721256 A GB9721256 A GB 9721256A GB 9721256 D0 GB9721256 D0 GB 9721256D0
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
crystal device
nematic liquid
bistable nematic
bistable
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.)
Withdrawn
Application number
GBGB9721256.7A
Other versions
GB2330214A (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.)
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
Application filed by UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB9721256A priority Critical patent/GB2330214A/en
Publication of GB9721256D0 publication Critical patent/GB9721256D0/en
Priority to TW87115404A priority patent/TW379290B/en
Priority to US09/529,159 priority patent/US6727968B1/en
Priority to CNB988119080A priority patent/CN1318903C/en
Priority to PCT/GB1998/003011 priority patent/WO1999018474A1/en
Priority to DE69823875T priority patent/DE69823875T2/en
Priority to EP98946580A priority patent/EP1046078B1/en
Priority to JP2000515204A priority patent/JP4278297B2/en
Priority to KR1020007003826A priority patent/KR100607007B1/en
Publication of GB2330214A publication Critical patent/GB2330214A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/56—Aligning agents
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1391—Bistable or multi-stable liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
GB9721256A 1997-10-08 1997-10-08 Bistable nematic liquid crystal device Withdrawn GB2330214A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB9721256A GB2330214A (en) 1997-10-08 1997-10-08 Bistable nematic liquid crystal device
TW87115404A TW379290B (en) 1997-10-08 1998-09-16 Bistable nematic liquid crystal device
KR1020007003826A KR100607007B1 (en) 1997-10-08 1998-10-08 Liquid Crystal Device and a Method Manufacturing the Same
PCT/GB1998/003011 WO1999018474A1 (en) 1997-10-08 1998-10-08 Liquid crystal device alignment
CNB988119080A CN1318903C (en) 1997-10-08 1998-10-08 Liquid crystal device alignment
US09/529,159 US6727968B1 (en) 1997-10-08 1998-10-08 Liquid crystal device alignment
DE69823875T DE69823875T2 (en) 1997-10-08 1998-10-08 ORIENTATION METHOD FOR LIQUID CRYSTAL DEVICE AND METHOD FOR MANUFACTURING THIS DEVICE
EP98946580A EP1046078B1 (en) 1997-10-08 1998-10-08 Liquid crystal device alignment and method of making such a device
JP2000515204A JP4278297B2 (en) 1997-10-08 1998-10-08 Alignment of liquid crystal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9721256A GB2330214A (en) 1997-10-08 1997-10-08 Bistable nematic liquid crystal device

Publications (2)

Publication Number Publication Date
GB9721256D0 true GB9721256D0 (en) 1997-12-03
GB2330214A GB2330214A (en) 1999-04-14

Family

ID=10820177

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9721256A Withdrawn GB2330214A (en) 1997-10-08 1997-10-08 Bistable nematic liquid crystal device

Country Status (2)

Country Link
GB (1) GB2330214A (en)
TW (1) TW379290B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI292846B (en) 2000-07-13 2008-01-21 Japan Science & Tech Agency
GB0209917D0 (en) * 2002-04-30 2002-06-05 Hewlett Packard Co Bistable nematic liquid crystal device
EP1736960A3 (en) * 2002-05-29 2007-05-23 ZBD Displays Limited Display device having a material with at least two stable configurations and driving methods therefore
WO2005040899A1 (en) * 2003-10-23 2005-05-06 The Hong Kong University Of Science And Technology Bistable liquid crystal device
ITCS20070032A1 (en) * 2007-06-29 2008-12-30 Univ Calabria BIASSIAL DISPOSAL OF NEMATIC CALAMITICS FOR BISTABLE OR MULTISTABLE DISPLAYS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5683718A (en) * 1979-12-13 1981-07-08 Asahi Glass Co Ltd Liquid crystal display element
US5576864A (en) * 1984-07-11 1996-11-19 Canon Kabushiki Kaisha Chiral smectic liquid crystal device having fluorine-containing polymeric alignment film with predetermined refractive index anisotropy after rubbing
EP0261712A1 (en) * 1986-09-04 1988-03-30 Koninklijke Philips Electronics N.V. Picture display cell, method of forming an orientation layer on a substrate of the picture display cell and monomeric compounds for use in the orientation layer

Also Published As

Publication number Publication date
GB2330214A (en) 1999-04-14
TW379290B (en) 2000-01-11

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)