FR2152757A1 - - Google Patents

Info

Publication number
FR2152757A1
FR2152757A1 FR7231862A FR7231862A FR2152757A1 FR 2152757 A1 FR2152757 A1 FR 2152757A1 FR 7231862 A FR7231862 A FR 7231862A FR 7231862 A FR7231862 A FR 7231862A FR 2152757 A1 FR2152757 A1 FR 2152757A1
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.)
Withdrawn
Application number
FR7231862A
Other languages
French (fr)
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.)
Unisys Group Services Ltd
Unisys Corp
Original Assignee
Sperry Rand Ltd
Sperry Rand Corp
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 Sperry Rand Ltd, Sperry Rand Corp filed Critical Sperry Rand Ltd
Publication of FR2152757A1 publication Critical patent/FR2152757A1/fr
Withdrawn legal-status Critical Current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
    • C09K19/04—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
    • C09K19/22—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 nitrogen atoms as chain links, e.g. Schiff bases
    • 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
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • 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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Geometry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7231862A 1971-09-09 1972-09-08 Withdrawn FR2152757A1 (instruction)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17898271A 1971-09-09 1971-09-09

Publications (1)

Publication Number Publication Date
FR2152757A1 true FR2152757A1 (instruction) 1973-04-27

Family

ID=22654728

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7231862A Withdrawn FR2152757A1 (instruction) 1971-09-09 1972-09-08

Country Status (7)

Country Link
US (1) US3756694A (instruction)
JP (1) JPS4839381A (instruction)
CA (1) CA993645A (instruction)
DE (1) DE2244195A1 (instruction)
FR (1) FR2152757A1 (instruction)
GB (1) GB1395805A (instruction)
IT (1) IT965277B (instruction)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0235634A1 (fr) * 1986-02-27 1987-09-09 Asulab S.A. Cellule d'affichage

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967882A (en) * 1971-04-09 1976-07-06 Kabushiki Kaisha Suwa Seikosha Liquid crystal display device having extended service life
US3881809A (en) * 1972-03-10 1975-05-06 Hoffmann La Roche Reflection system for liquid crystal displays
JPS4946954A (instruction) * 1972-09-11 1974-05-07
US4126382A (en) * 1972-09-22 1978-11-21 Giorgio Barzilai Operational method for displaying images with liquid-crystal electro-optical devices, and apparatus therefor
US4021846A (en) * 1972-09-25 1977-05-03 The United States Of America As Represented By The Secretary Of The Navy Liquid crystal stereoscopic viewer
US3960748A (en) * 1972-10-24 1976-06-01 Eastman Kodak Company Nematic liquid crystal compositions
US3975285A (en) * 1972-10-30 1976-08-17 Hodogaya Chemical Co., Ltd. Liquid crystal composition
US3960438A (en) * 1972-12-01 1976-06-01 Honeywell Inc. Reflective displays
US4116544A (en) * 1973-02-12 1978-09-26 Beckman Instruments, Inc. Liquid crystal reflective display apparatus
US3920576A (en) * 1973-05-07 1975-11-18 Rockwell International Corp Doping of nematic liquid crystal
US3950264A (en) * 1973-05-07 1976-04-13 Rockwell International Corporation Schiff-base liquid crystals doped to raise dynamic scattering cutoff frequency
DE2329618A1 (de) * 1973-06-09 1975-01-02 Fraunhofer Ges Forschung Anordnung zur vielfarbigen anzeige, bestehend aus lichtquelle und linearpolarisationsfilter
JPS589402B2 (ja) * 1973-06-27 1983-02-21 セイコーエプソン株式会社 エキシヨウヒヨウジドケイ
US3846014A (en) * 1973-07-02 1974-11-05 Itek Corp Liquid crystal display containing an additional broad angle back scattering material
GB1469638A (en) * 1973-07-18 1977-04-06 Secr Defence Liquid crystal display device
JPS534790Y2 (instruction) * 1973-10-01 1978-02-06
JPS5062472A (instruction) * 1973-10-03 1975-05-28
CH564813A5 (instruction) * 1973-11-12 1975-07-31 Bbc Brown Boveri & Cie
JPS50105094A (instruction) * 1974-01-23 1975-08-19
US3965029A (en) * 1974-02-04 1976-06-22 Kent State University Liquid crystal materials
US3989356A (en) * 1974-02-27 1976-11-02 Gerald Altman Photographic products for direct observation and optical projection, and photographic processes for their production and utilization, photographic devices for use therewith
US4104627A (en) * 1974-05-03 1978-08-01 Merz & Bentili Nuklear Ag Digitale, an indicating device containing liquid crystals
US3954325A (en) * 1974-05-28 1976-05-04 Ceramic Systems Multilayer ceramic-based liquid crystal display
US3912369A (en) * 1974-07-02 1975-10-14 Gen Electric Single polarizer reflective liquid crystal display
JPS5186582U (instruction) * 1974-12-28 1976-07-10
US4112361A (en) * 1975-06-05 1978-09-05 Tokyo Seimitsu Co. Ltd. Liquid crystal applied voltmeter
DE2557267A1 (de) * 1975-12-19 1977-06-30 Bbc Brown Boveri & Cie Fluessigkristallsubstanz
US4075829A (en) * 1976-06-11 1978-02-28 Grs Instruments, Inc. Self-contained miniature timer
JPS53127294A (en) * 1977-12-19 1978-11-07 Seikosha Kk Liquid crystal display
US4333715A (en) * 1978-09-11 1982-06-08 Brooks Philip A Moving picture apparatus
JPS5741819Y2 (instruction) * 1979-07-09 1982-09-13
JPS5817265Y2 (ja) * 1979-12-20 1983-04-07 セイコーエプソン株式会社 時計用表示装置
US4493531A (en) * 1980-07-03 1985-01-15 Control Interface Company Limited Field sensitive optical displays, generation of fields therefor and scanning thereof
JPS57172483U (instruction) * 1981-04-02 1982-10-30
US4413884A (en) * 1981-09-14 1983-11-08 Eaton Corporation Casting a thermoplastic-alkali earth metal salt reflector to a liquid crystal display
JPS5910923A (ja) * 1982-07-12 1984-01-20 Seikosha Co Ltd カラ−表示装置
JPH0766124B2 (ja) * 1986-02-20 1995-07-19 松下電器産業株式会社 発光型表示装置
FR2623649B1 (fr) * 1987-11-23 1992-05-15 Asulab Sa Cellule d'affichage a cristal liquide
ATE178645T1 (de) * 1991-05-02 1999-04-15 Univ Kent State Ohio Flüssigkristall lichtmodulierungs-vorrichtung und -material
KR100485530B1 (ko) * 2001-12-19 2005-04-27 엘지.필립스 엘시디 주식회사 액정 표시 장치 및 그 제조 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1170486A (en) * 1966-06-09 1969-11-12 Rca Corp Schiffs Bases and Electro-Optical Compositions and devices
US3499112A (en) * 1967-03-31 1970-03-03 Rca Corp Electro-optical device
US3597044A (en) * 1968-09-03 1971-08-03 Rca Corp Electro-optic light modulator
US3625591A (en) * 1969-11-10 1971-12-07 Ibm Liquid crystal display element

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0235634A1 (fr) * 1986-02-27 1987-09-09 Asulab S.A. Cellule d'affichage
CH662239GA3 (instruction) * 1986-02-27 1987-09-30
US4923286A (en) * 1986-02-27 1990-05-08 Asulab S.A. Display cell

Also Published As

Publication number Publication date
GB1395805A (en) 1975-05-29
DE2244195A1 (de) 1973-03-15
IT965277B (it) 1974-01-31
US3756694A (en) 1973-09-04
CA993645A (en) 1976-07-27
JPS4839381A (instruction) 1973-06-09

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
ST Notification of lapse