NL7500345A - - Google Patents

Info

Publication number
NL7500345A
NL7500345A NL7500345A NL7500345A NL7500345A NL 7500345 A NL7500345 A NL 7500345A NL 7500345 A NL7500345 A NL 7500345A NL 7500345 A NL7500345 A NL 7500345A NL 7500345 A NL7500345 A NL 7500345A
Authority
NL
Netherlands
Application number
NL7500345A
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 filed Critical
Publication of NL7500345A publication Critical patent/NL7500345A/xx

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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
    • C09K19/2021—Compounds containing at least one asymmetric carbon atom
    • 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
    • G02F1/1392—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 using a field-induced sign-reversal of the dielectric anisotropy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
NL7500345A 1974-01-11 1975-01-10 NL7500345A (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43271774A 1974-01-11 1974-01-11
US05/478,990 US4009934A (en) 1974-01-11 1974-06-28 Electro-optic display devices and methods

Publications (1)

Publication Number Publication Date
NL7500345A true NL7500345A (en:Method) 1975-07-15

Family

ID=27029614

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7500345A NL7500345A (en:Method) 1974-01-11 1975-01-10

Country Status (7)

Country Link
US (1) US4009934A (en:Method)
JP (1) JPS50104043A (en:Method)
CA (1) CA1099809A (en:Method)
DE (1) DE2500838A1 (en:Method)
FR (1) FR2257917B1 (en:Method)
NL (1) NL7500345A (en:Method)
SE (1) SE7500251L (en:Method)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173545A (en) * 1976-04-06 1979-11-06 Thomson-Csf Liquid crystal with high negative dielectric anisotropy and mixtures of the same with nematic liquid crystals for improving dynamic scattering in electro-optic devices
FR2349849A1 (fr) * 1976-04-30 1977-11-25 Commissariat Energie Atomique Dispositif d'affichage analogique a cristal liquide
JPS52142683A (en) * 1976-05-25 1977-11-28 Citizen Watch Co Ltd Liquid crystal composite
US4106853A (en) * 1976-07-28 1978-08-15 Hughes Aircraft Company Method and apparatus for increasing contrast ratio of the stored image in a storage mode light valve
GB1587819A (en) * 1976-08-13 1981-04-08 Secr Defence Aromatic diester liquid crystal materials
US4235736A (en) * 1977-02-11 1980-11-25 Thomson-Csf Diphenylic esters exhibiting mesomorphic phases
US4120567A (en) * 1977-02-11 1978-10-17 Rca Corporation Electro-optic device
CH626914A5 (en:Method) * 1977-03-08 1981-12-15 Bbc Brown Boveri & Cie
NL169647B (nl) * 1977-10-27 1982-03-01 Philips Nv Weergeefinrichting met een vloeibaar kristal.
GB1569686A (en) * 1977-11-10 1980-06-18 Standard Telephones Cables Ltd Smectic display cell
GB1569687A (en) * 1977-11-10 1980-06-18 Standard Telephones Cables Ltd Smectic display cell
US4291948A (en) * 1977-11-10 1981-09-29 International Standard Electric Corporation Liquid crystal display incorporating positive and negative smectic material
GB2010560A (en) * 1977-11-22 1979-06-27 Suwa Seikosha Kk Liquid crystal display arrangements
GB2013014B (en) * 1977-12-27 1982-06-30 Suwa Seikosha Kk Liquid crystal display device
FR2419966A1 (fr) * 1978-03-17 1979-10-12 Thomson Csf Cristal liquide de type diester presentant une phase smectique, a basse frequence d'isotropie dielectrique, et dispositif de visualisation utilisant ce cristal
JPS54137361A (en) * 1978-04-18 1979-10-25 Nec Corp Color display device of liquid crystal
AU531191B2 (en) * 1979-01-24 1983-08-11 National Research Development Corp. Liquid crystal colour display
EP0019665B2 (de) * 1979-05-28 1987-12-16 MERCK PATENT GmbH Flüssigkristalline Verbindungen
DE2933563A1 (de) * 1979-07-18 1981-02-05 Bbc Brown Boveri & Cie Anisotrope verbindungen mit negativer dk-anisotropie
FR2461697A1 (fr) * 1979-07-20 1981-02-06 Suwa Seikosha Kk 3-cyano-4-alcoxybenzoate de 2-chloro-4-alcoylphenyle et son utilisation dans une composition de cristaux liquides
JPS5672419A (en) * 1979-11-19 1981-06-16 Matsushita Electric Ind Co Ltd Polarization controller
DE2949080A1 (de) * 1979-12-06 1981-06-11 Merck Patent Gmbh, 6100 Darmstadt Naphthalinderivate, diese enthaltende dielektrika und elektrooptisches anzeigeelement
JPS6040608B2 (ja) * 1980-01-08 1985-09-11 セイコーエプソン株式会社 液晶ライトバルブ
US4386836A (en) * 1979-12-28 1983-06-07 Kabushiki Kaisha Suwa Seikosha Electro-photographic printer
NL8001556A (nl) * 1980-03-17 1981-10-16 Philips Nv Weergeefinrichting met vloeibaar kristal.
DE3140078A1 (de) * 1980-10-08 1982-04-22 Kabushiki Kaisha Suwa Seikosha, Tokyo Optische fluessigkristalleinrichtung und drucker, der eine solche optische einrichtung als lichtventil benutzt
GB2085910B (en) * 1980-10-13 1985-05-22 Secr Defence A liquid crystal composition comprising a mixture of diester(s) and cyclohexane derivative(s)
US4406814A (en) * 1981-04-10 1983-09-27 Eaton Corporation Liquid crystalline materials and optical displays utilizing same
JPS57171378A (en) * 1981-04-15 1982-10-21 Suwa Seikosha Kk Liquid crystal optical device
DE3221462A1 (de) * 1981-06-18 1983-01-05 F. Hoffmann-La Roche & Co AG, 4002 Basel Fluessigkristallines gemisch
JPS5817414A (ja) * 1981-07-24 1983-02-01 Seiko Epson Corp 液晶光学装置
US4810063A (en) * 1981-09-16 1989-03-07 Manchester R & D Partnership Enhanced scattering voltage sensitive encapsulated liquid crystal with light directing and interference layer features
US4606611A (en) * 1981-09-16 1986-08-19 Manchester R & D Partnership Enhanced scattering in voltage sensitive encapsulated liquid crystal
GB2114994B (en) * 1982-02-18 1984-10-10 Suwa Seikosha Kk Liquid crystal compositions
US4472026A (en) * 1982-05-06 1984-09-18 At&T Bell Laboratories Electrothermal matrix addressable liquid crystal display
JPS5973555A (ja) * 1982-10-20 1984-04-25 Seiko Epson Corp エステル−アゾキシ化合物
JPS6041330B2 (ja) * 1982-11-18 1985-09-17 セイコーエプソン株式会社 液晶ライトバルブ
US4591233A (en) * 1983-03-21 1986-05-27 Manchester R & D Partnership Enhanced scattering in voltage sensitive encapsulated liquid crystal with spaced apart absorber
EP0123981A3 (de) * 1983-04-29 1986-12-03 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Flüssigkristallzelle
JPS60117215A (ja) * 1983-11-29 1985-06-24 Sharp Corp 液晶表示装置
FR2557719B1 (fr) * 1984-01-03 1986-04-11 Thomson Csf Dispositif de visualisation a memoire utilisant un materiau ferroelectrique
US4595259A (en) * 1984-01-19 1986-06-17 Xerox Corporation Transient state liquid crystal image bar for electrophotographic printers
FR2561657B1 (fr) * 1984-03-20 1988-02-19 Thomson Csf Procede d'obtention d'un cristal liquide smectique c chiral ferroelectrique cristal liquide obtenu par ce procede et dispositif de visualisation utilisant ce cristal liquide
DE3425584A1 (de) * 1984-07-11 1986-01-16 Merck Patent Gmbh, 6100 Darmstadt Optisches system mit einer fluessigkristallzelle, verfahren zu seinem betrieb und seine verwendung
US4688899A (en) * 1984-07-27 1987-08-25 Casio Computer Co., Ltd. Dual-frequency, dielectric anisotropy liquid crystal display
GB2163564A (en) * 1984-08-25 1986-02-26 Stc Plc Thermal image sensor
US4732456A (en) * 1984-08-28 1988-03-22 Taliq Corporation Scattering display for contrast enhancement including target
US4832458A (en) * 1984-08-28 1989-05-23 Talig Corporation Display for contrast enhancement
US4634225A (en) * 1984-12-24 1987-01-06 General Electric Co. Transflective liquid crystal display with integral heating unit and temperature sensor
GB8501509D0 (en) * 1985-01-22 1985-02-20 Secr Defence Esters
US5142389A (en) * 1985-03-01 1992-08-25 Manchester R & D Limited Partnership Liquid crystal color display and method
US5168380A (en) * 1985-03-01 1992-12-01 Manchester R & D Partnership An Ohio Limited Partnership Multiple containment mediums of operationally nematic liquid crystal responsive to a prescribed input
US4878741A (en) * 1986-09-10 1989-11-07 Manchester R & D Partnership Liquid crystal color display and method
US4953953A (en) * 1985-03-01 1990-09-04 Manchester R & D Partnership Complementary color liquid display
AU5540286A (en) * 1985-03-01 1986-09-24 Manchester R And D Partnership Liquid crystal color display and method
US5345322A (en) * 1985-03-01 1994-09-06 Manchester R&D Limited Partnership Complementary color liquid crystal display
US5208686A (en) * 1985-03-01 1993-05-04 Manchester R&D Partnership Liquid crystal color display and method
JP2767790B2 (ja) * 1985-05-07 1998-06-18 セイコーエプソン株式会社 液晶電気光学装置の駆動方法
CA1258512A (en) * 1985-10-28 1989-08-15 John W. Goodby Ferroelectric liquid crystal optical devices
US5279764A (en) * 1988-03-10 1994-01-18 Merck Patent Gesellschaft Mit Beschrankter Haftung Dihalogenobenzene derivatives
US4897216A (en) * 1988-03-10 1990-01-30 Merck Patent Gesellschaft Mit Beschrankter Haftung 2,3-difluorophenol derivatives
JP3021477B2 (ja) * 1989-08-28 2000-03-15 昭和シェル石油株式会社 三安定状態で駆動する光学素子用液晶
US6552850B1 (en) * 1998-06-30 2003-04-22 Citicorp Development Center, Inc. Device, method, and system of display for controlled viewing
US6320563B1 (en) * 1999-01-21 2001-11-20 Kent State University Dual frequency cholesteric display and drive scheme
JP4027939B2 (ja) * 2004-01-15 2007-12-26 シャープ株式会社 表示素子および表示装置
KR100649039B1 (ko) * 2004-01-15 2006-11-27 샤프 가부시키가이샤 표시 소자 및 표시 장치, 및 표시 소자의 제조 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3731986A (en) * 1971-04-22 1973-05-08 Int Liquid Xtal Co Display devices utilizing liquid crystal light modulation
US3857629A (en) * 1973-05-14 1974-12-31 Ibm Fast turn-off nematic liquid optical devices

Also Published As

Publication number Publication date
JPS50104043A (en:Method) 1975-08-16
CA1099809A (en) 1981-04-21
DE2500838A1 (de) 1975-07-17
FR2257917B1 (en:Method) 1976-12-31
US4009934A (en) 1977-03-01
FR2257917A1 (en:Method) 1975-08-08
SE7500251L (en:Method) 1975-07-14

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