FR2349849A1 - Dispositif d'affichage analogique a cristal liquide - Google Patents

Dispositif d'affichage analogique a cristal liquide

Info

Publication number
FR2349849A1
FR2349849A1 FR7612996A FR7612996A FR2349849A1 FR 2349849 A1 FR2349849 A1 FR 2349849A1 FR 7612996 A FR7612996 A FR 7612996A FR 7612996 A FR7612996 A FR 7612996A FR 2349849 A1 FR2349849 A1 FR 2349849A1
Authority
FR
France
Prior art keywords
liquid crystal
display device
crystal display
analogue
analogue 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.)
Granted
Application number
FR7612996A
Other languages
English (en)
Other versions
FR2349849B1 (fr
Inventor
Bruno Dargent
Jacques Robert
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR7612996A priority Critical patent/FR2349849A1/fr
Priority to US05/788,468 priority patent/US4106858A/en
Priority to DE19772719059 priority patent/DE2719059A1/de
Priority to JP5062477A priority patent/JPS52133229A/ja
Publication of FR2349849A1 publication Critical patent/FR2349849A1/fr
Application granted granted Critical
Publication of FR2349849B1 publication Critical patent/FR2349849B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D13/00—Component parts of indicators for measuring arrangements not specially adapted for a specific variable
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Indicating Measured Values (AREA)
FR7612996A 1976-04-30 1976-04-30 Dispositif d'affichage analogique a cristal liquide Granted FR2349849A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7612996A FR2349849A1 (fr) 1976-04-30 1976-04-30 Dispositif d'affichage analogique a cristal liquide
US05/788,468 US4106858A (en) 1976-04-30 1977-04-18 Liquid crystal display apparatus
DE19772719059 DE2719059A1 (de) 1976-04-30 1977-04-28 Fluessigkristall-analoganzeige
JP5062477A JPS52133229A (en) 1976-04-30 1977-04-30 Analog liquid crystal display unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7612996A FR2349849A1 (fr) 1976-04-30 1976-04-30 Dispositif d'affichage analogique a cristal liquide

Publications (2)

Publication Number Publication Date
FR2349849A1 true FR2349849A1 (fr) 1977-11-25
FR2349849B1 FR2349849B1 (fr) 1978-08-25

Family

ID=9172554

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7612996A Granted FR2349849A1 (fr) 1976-04-30 1976-04-30 Dispositif d'affichage analogique a cristal liquide

Country Status (4)

Country Link
US (1) US4106858A (fr)
JP (1) JPS52133229A (fr)
DE (1) DE2719059A1 (fr)
FR (1) FR2349849A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2546324A1 (fr) * 1983-05-17 1984-11-23 Thomson Csf Dispositif de visualisation a memoire entretenue

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4493531A (en) * 1980-07-03 1985-01-15 Control Interface Company Limited Field sensitive optical displays, generation of fields therefor and scanning thereof
JPH0764123A (ja) * 1993-08-20 1995-03-10 Internatl Business Mach Corp <Ibm> 屈折率分布型光偏向器及び光偏向方法
ITTO20030427A1 (it) * 2003-06-06 2004-12-07 Fiat Ricerche Pannello a trasmissione luminosa controllabile elettricamente e relativo metodo di controllo
WO2005015300A1 (fr) * 2003-08-06 2005-02-17 Koninklijke Philips Electronics N.V. Dispositif d'affichage a cristaux liquides et procede de commande permettant d'eviter les desinclinaisons
EP1658523A1 (fr) * 2003-08-22 2006-05-24 Koninklijke Philips Electronics N.V. Appareil d'affichage et unite de reglage de l'angle de visionnement
GB0817296D0 (en) * 2008-09-22 2008-10-29 Pilkington Group Ltd Methods of switching and apparatus comprising an electrically actuated variable transmission material
GB2508845A (en) 2012-12-12 2014-06-18 Sharp Kk Analogue multi-pixel drive

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675988A (en) * 1969-11-25 1972-07-11 Sperry Rand Corp Liquid crystal electro-optical measurement and display devices
CH529421A (de) * 1971-03-30 1972-10-15 Bbc Brown Boveri & Cie Schaltungsanordnung zur Aussteuerung matrixförmig adressierbarer flüssigkristalliner Lichtventile
US3857629A (en) * 1973-05-14 1974-12-31 Ibm Fast turn-off nematic liquid optical devices
US4009934A (en) * 1974-01-11 1977-03-01 Eastman Kodak Company Electro-optic display devices and methods
JPS50143496A (fr) * 1974-02-20 1975-11-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2546324A1 (fr) * 1983-05-17 1984-11-23 Thomson Csf Dispositif de visualisation a memoire entretenue

Also Published As

Publication number Publication date
FR2349849B1 (fr) 1978-08-25
JPS52133229A (en) 1977-11-08
DE2719059A1 (de) 1977-11-10
US4106858A (en) 1978-08-15

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Legal Events

Date Code Title Description
ST Notification of lapse