GB1592701A - Liquid crystal display device - Google Patents

Liquid crystal display device Download PDF

Info

Publication number
GB1592701A
GB1592701A GB39426/77A GB3942677A GB1592701A GB 1592701 A GB1592701 A GB 1592701A GB 39426/77 A GB39426/77 A GB 39426/77A GB 3942677 A GB3942677 A GB 3942677A GB 1592701 A GB1592701 A GB 1592701A
Authority
GB
United Kingdom
Prior art keywords
electrode
layer
pattern
representative
polarity
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
GB39426/77A
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of GB1592701A publication Critical patent/GB1592701A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1343Electrodes
    • G02F1/134309Electrodes characterised by their geometrical arrangement
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528Polarisers
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/04Signs, boards or panels, illuminated from behind the insignia
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133374Constructional arrangements; Manufacturing methods for displaying permanent signs or marks
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363Birefringent elements, e.g. for optical compensation
    • G02F1/133631Birefringent elements, e.g. for optical compensation with a spatial distribution of the retardation value

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
GB39426/77A 1976-09-24 1977-09-21 Liquid crystal display device Expired GB1592701A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7628768A FR2365849A1 (fr) 1976-09-24 1976-09-24 Dispositif d'affichage a cristal liquide

Publications (1)

Publication Number Publication Date
GB1592701A true GB1592701A (en) 1981-07-08

Family

ID=9178050

Family Applications (1)

Application Number Title Priority Date Filing Date
GB39426/77A Expired GB1592701A (en) 1976-09-24 1977-09-21 Liquid crystal display device

Country Status (6)

Country Link
US (1) US4173757A (enExample)
JP (1) JPS5342057A (enExample)
CA (1) CA1085072A (enExample)
DE (1) DE2742954A1 (enExample)
FR (1) FR2365849A1 (enExample)
GB (1) GB1592701A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3838372A1 (de) * 1988-11-11 1990-05-17 Walter Dr Moll Geraet zum erzeugen dekorativer und/oder informativer flaechendarstellungen

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371870A (en) * 1980-09-02 1983-02-01 Mcdonnell Douglas Corporation Fail transparent LCD display with backup
JPS57139782A (en) * 1981-02-24 1982-08-28 Tokyo Shibaura Electric Co Indicator
US4656466A (en) * 1981-07-24 1987-04-07 Canon Kabushiki Kaisha Electro-optic display device
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
DE3278481D1 (en) * 1982-03-19 1988-06-16 Mettler Instrumente Ag Measuring instrument display, particularly for a balance
DE3214988A1 (de) * 1982-04-22 1983-10-27 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur darstellung von festinformationen auf einer lcd-anzeige
JPS5933344A (ja) * 1982-08-19 1984-02-23 Mitsubishi Monsanto Chem Co 塩化ビニル系樹脂組成物
US4591233A (en) * 1983-03-21 1986-05-27 Manchester R & D Partnership Enhanced scattering in voltage sensitive encapsulated liquid crystal with spaced apart absorber
US4750014A (en) * 1986-10-20 1988-06-07 Eastman Kodak Company Optical device
DE3910071A1 (de) * 1989-03-28 1990-10-04 Rolf Kistner Anzeige- und hinweisvorrichtung, insbesondere fuer fahrtreppen und andere verkehrsmittel
US5283563A (en) * 1990-03-20 1994-02-01 General Electric Company Backlighting of nematic curvilinear aligned phase liquid crystal display panels
US5115228A (en) * 1990-08-02 1992-05-19 International Business Machines Corporation Shuttered display panel
US5242965A (en) * 1990-08-29 1993-09-07 Chisso Corporation Vinyl chloride resin composition
JP3189736B2 (ja) * 1996-07-26 2001-07-16 株式会社デンソー 複合表示装置
US5929952A (en) * 1997-06-24 1999-07-27 Ericsson Inc. Static three-dimensional graphical background for liquid crystal displays
FR2825503A1 (fr) * 2001-05-30 2002-12-06 Sagem Dispositif d'affichage a cristal liquide
US6975372B2 (en) * 2002-09-23 2005-12-13 Hewlett-Packard Development Company, L.P. LCD and methods and systems for same
FR2936619B1 (fr) * 2008-09-30 2011-03-04 Nemoptic Dispositif et procede d'affichage polychrome a cristal liquide

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718380A (en) * 1971-08-05 1973-02-27 Xerox Corp Imaging system in which either a liquid crystalline material or an electrode is shaped in an image configuration
JPS5638924B2 (enExample) * 1973-12-20 1981-09-09
DE2402749C3 (de) * 1974-01-21 1979-05-10 Siemens Ag, 1000 Berlin Und 8000 Muenchen Flüssigkristallanzeigeschirm mit Mehrfachelektrodenanordnung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3838372A1 (de) * 1988-11-11 1990-05-17 Walter Dr Moll Geraet zum erzeugen dekorativer und/oder informativer flaechendarstellungen

Also Published As

Publication number Publication date
FR2365849B1 (enExample) 1982-12-03
US4173757A (en) 1979-11-06
FR2365849A1 (fr) 1978-04-21
JPS5342057A (en) 1978-04-17
CA1085072A (en) 1980-09-02
DE2742954A1 (de) 1978-03-30

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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