CH621204A5 - - Google Patents

Download PDF

Info

Publication number
CH621204A5
CH621204A5 CH1113777A CH1113777A CH621204A5 CH 621204 A5 CH621204 A5 CH 621204A5 CH 1113777 A CH1113777 A CH 1113777A CH 1113777 A CH1113777 A CH 1113777A CH 621204 A5 CH621204 A5 CH 621204A5
Authority
CH
Switzerland
Prior art keywords
voltage
voltages
points
sector
point
Prior art date
Application number
CH1113777A
Other languages
English (en)
French (fr)
Inventor
Jacques Robert
Original Assignee
Commissariat Energie Atomique
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 Energie Atomique filed Critical Commissariat Energie Atomique
Publication of CH621204A5 publication Critical patent/CH621204A5/fr

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
    • G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
    • G01R13/405—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs
    • 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
    • G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
    • G01R13/407—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of passive display elements, e.g. liquid crystal or Kerr-effect display elements
    • 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)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Geometry (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CH1113777A 1976-09-17 1977-09-13 CH621204A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7627982A FR2365174A1 (fr) 1976-09-17 1976-09-17 Procede de commande d'un dispositif d'affichage analogique a bande discontinue de cristal liquide et circuit pour la mise en oeuvre de ce procede

Publications (1)

Publication Number Publication Date
CH621204A5 true CH621204A5 (de) 1981-01-15

Family

ID=9177789

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1113777A CH621204A5 (de) 1976-09-17 1977-09-13

Country Status (4)

Country Link
US (1) US4191955A (de)
CH (1) CH621204A5 (de)
DE (1) DE2740999A1 (de)
FR (1) FR2365174A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54150036A (en) * 1978-05-18 1979-11-24 Sharp Corp Lsi device
JPS5577790A (en) * 1978-12-08 1980-06-11 Seiko Instr & Electronics Multiplex liquid crystal display unit
US4493531A (en) * 1980-07-03 1985-01-15 Control Interface Company Limited Field sensitive optical displays, generation of fields therefor and scanning thereof
DE3101458A1 (de) * 1981-01-19 1982-08-26 Siemens AG, 1000 Berlin und 8000 München Verfahren zum ansteuern einer auflaufenden fluessigkristall-bandanzeige
EP0106386A3 (de) * 1982-09-23 1985-03-13 BBC Brown Boveri AG Verfahren zur Ansteuerung einer multiplexierbaren, bistabilen Flüssigkristallanzeige
AT385859B (de) * 1984-03-22 1988-05-25 Elkon Elektron Geraeten Schaltung zur ansteuerung von optoelektronischen anzeigen insbes. fluessigkristallanzeigen
FR2605444A1 (fr) * 1986-10-17 1988-04-22 Thomson Csf Procede de commande d'un ecran matriciel electrooptique et circuit de commande mettant en oeuvre ce procede
JPH03129328A (ja) * 1989-06-27 1991-06-03 Victor Co Of Japan Ltd 電磁放射線束走査装置及び表示装置
US6198466B1 (en) * 1999-09-24 2001-03-06 L3 Communications Electrodynamics, Inc. Multifunctional digital indicator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2176556B1 (de) * 1972-03-23 1977-09-02 Radiotechnique Compelec
JPS5757718B2 (de) * 1973-10-19 1982-12-06 Hitachi Ltd
JPS5753558B2 (de) * 1973-12-19 1982-11-13
US4048633A (en) * 1974-03-13 1977-09-13 Tokyo Shibaura Electric Co., Ltd. Liquid crystal driving system
JPS50144372A (de) * 1974-05-09 1975-11-20
US3936676A (en) * 1974-05-16 1976-02-03 Hitachi, Ltd. Multi-level voltage supply circuit for liquid crystal display device
JPS522566A (en) * 1975-06-24 1977-01-10 Toshiba Corp Liquid crystal display element driving circuit
GB1551046A (en) * 1975-08-27 1979-08-22 Bell & Howell Ltd Apparatus for determining the position of a spot of light on a plane surgace
US4060801A (en) * 1976-08-13 1977-11-29 General Electric Company Method and apparatus for non-scan matrix addressing of bar displays

Also Published As

Publication number Publication date
FR2365174A1 (fr) 1978-04-14
FR2365174B1 (de) 1979-01-12
US4191955A (en) 1980-03-04
DE2740999A1 (de) 1978-03-23

Similar Documents

Publication Publication Date Title
EP0051521B1 (de) Verfahren zum Steuern einer optischen Charakteristik eines Materials
FR2765698A1 (fr) Dispositif d'affichage a cristal liquide du type a matrice active
CH647337A5 (fr) Dispositif electro-optique a cristaux liquides chiraux smectiques c ou h.
EP0201369B1 (de) Verfahren zur Steuerung einer Graustufen anzeigenden Matrixanzeigeanordnung
FR2549268A1 (fr) Affichage a cristaux liquides
FR2773225A1 (fr) Dispositif d'affichage a cristal liquide et son procede de fabrication
FR2790838A1 (fr) Dispositif d'affichage a cristal liquide multi-domaines
EP0055966B1 (de) Matrixanzeigevorrichtung mit zwei Arten von Linienelektroden und Verfahren zu ihrer Ansteuerung
CH621204A5 (de)
CH621200A5 (de)
EP0058593B1 (de) Matrixanzeigevorrichtung mit verschiedenen Arten von Elektroden und Verfahren zu ihrer Ansteuerung
FR2526177A1 (fr) Perfectionnements aux cellules optiques utilisant des cristaux liquides
FR2666923A2 (fr) Perfectionnements aux afficheurs a cristal liquide nematique, a bistabilite de surface, commandes par effet flexoelectrique.
EP0120732A1 (de) Verfahren zur sequentiellen Steuerung einer Flüssigkristall-Matrixanzeigeeinrichtung unter Benutzung des cholesterisch-nematischen Phasenübergangs
FR2847704A1 (fr) Procede et dispositif perfectionnes d'affichage a cristal liquide nematique bistable
EP1281169B1 (de) Bistabile reflektionsanzeigevorrichtung
WO2012175250A1 (fr) Afficheur a cristal liquide a electrodes d'effacement
FR3033331A1 (fr) Materiau destine a la realisation d'un dispositif d'obturation electro-optique a trois etats de transmission, dispositif et utilisations correspondants.
EP0202992B1 (de) Anzeigevorrichtung mit aktiver Matrix-Anordnung und integrierter Ansteuerung
EP0105767B1 (de) Verfahren zum Steuern einer Matrixanzeigeeinrichtung
EP0731374B1 (de) Flüssigkristallanzeige mit verbessertem Sichtwinkel
EP1430357B1 (de) Bistabiles nematisches flüssigkristallanzeigebauelement mit verbesserter optischer maske
FR2585163A1 (fr) Appareil a cristaux liquides et procede de commande
EP0209439B1 (de) Elektro-optische Anzeigevorrichtung mit Flüssigkristallen
WO2004049094A2 (fr) Dispositif d’affichage a detection de proximite et procede d’utilisation de ce dispositif

Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased