DE3471177D1 - Display device with a memory using a ferroelectric material - Google Patents

Display device with a memory using a ferroelectric material

Info

Publication number
DE3471177D1
DE3471177D1 DE8484402733T DE3471177T DE3471177D1 DE 3471177 D1 DE3471177 D1 DE 3471177D1 DE 8484402733 T DE8484402733 T DE 8484402733T DE 3471177 T DE3471177 T DE 3471177T DE 3471177 D1 DE3471177 D1 DE 3471177D1
Authority
DE
Germany
Prior art keywords
memory
display device
ferroelectric material
ferroelectric
display
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
DE8484402733T
Other languages
English (en)
Inventor
Bruno Mourey
Michel Hareng
Pesant Jean-Pierre Le
Jean-Noel Perbet
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
Application granted granted Critical
Publication of DE3471177D1 publication Critical patent/DE3471177D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals
    • 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
    • G02F1/13725—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 guest-host interaction
    • 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
    • G02F1/141—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 ferroelectric liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal Display Device Control (AREA)
DE8484402733T 1984-01-03 1984-12-27 Display device with a memory using a ferroelectric material Expired DE3471177D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8400029A FR2557719B1 (fr) 1984-01-03 1984-01-03 Dispositif de visualisation a memoire utilisant un materiau ferroelectrique

Publications (1)

Publication Number Publication Date
DE3471177D1 true DE3471177D1 (en) 1988-06-16

Family

ID=9299797

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484402733T Expired DE3471177D1 (en) 1984-01-03 1984-12-27 Display device with a memory using a ferroelectric material

Country Status (5)

Country Link
US (1) US4668051A (de)
EP (1) EP0149398B1 (de)
JP (1) JPH0833712B2 (de)
DE (1) DE3471177D1 (de)
FR (1) FR2557719B1 (de)

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US5311343A (en) * 1984-07-13 1994-05-10 Canon Kabushiki Kaisha Liquid crystal device with at least two liquid crystal compounds, one having and one not having a chiral smectic phase
US5726460A (en) * 1984-07-13 1998-03-10 Canon Kabushiki Kaisha Liquid crystal device
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FR2590392B1 (fr) * 1985-09-04 1994-07-01 Canon Kk Dispositif a cristaux liquides ferroelectriques
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JPS6262334A (ja) * 1985-09-13 1987-03-19 Canon Inc 液晶素子
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JPS62234134A (ja) * 1986-04-04 1987-10-14 Seiko Epson Corp 強誘電性液晶素子の駆動方法
JPS62262029A (ja) * 1986-05-09 1987-11-14 Hitachi Ltd 光スイツチ素子の駆動方法
JP2519421B2 (ja) * 1986-05-27 1996-07-31 セイコー電子工業株式会社 強誘電性液晶電気光学装置
JPS62278540A (ja) * 1986-05-27 1987-12-03 Canon Inc 液晶素子、その配向制御法及びその駆動法
US7864151B1 (en) 1986-07-07 2011-01-04 Semiconductor Energy Laboratory Co., Ltd. Portable electronic device
US4773738A (en) * 1986-08-27 1988-09-27 Canon Kabushiki Kaisha Optical modulation device using ferroelectric liquid crystal and AC and DC driving voltages
US5029983A (en) * 1986-12-06 1991-07-09 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal device with a smectic chiral liquid crystal
US5164852A (en) * 1986-12-16 1992-11-17 Semiconductor Energy Laboratory Co., Ltd. Method of orientating a ferroelectric liquid crystal layer by AC electric field
US5041821A (en) * 1987-04-03 1991-08-20 Canon Kabushiki Kaisha Ferroelectric liquid crystal apparatus with temperature dependent DC offset voltage
DE3815399A1 (de) * 1987-05-08 1988-11-17 Seikosha Kk Verfahren zur ansteuerung einer optischen fluessigkristalleinrichtung
DE3815400A1 (de) * 1987-05-08 1988-11-17 Seikosha Kk Verfahren zur ansteuerung einer optischen fluessigkristalleinrichtung
JPS6418194A (en) * 1987-07-14 1989-01-20 Seikosha Kk Driving of liquid crystal display device
FR2618587B1 (fr) * 1987-07-20 1992-04-24 Commissariat Energie Atomique Ecran a cristal liquide, a electrodes opacifiees dans la zone non commutable de l'ecran et procedes d'obtention d'espaceurs et de traitement de cet ecran
JPH07104505B2 (ja) * 1987-09-04 1995-11-13 凸版印刷株式会社 液晶表示装置のマトリックス駆動方法
DE3876059D1 (de) 1987-09-18 1992-12-24 Hoffmann La Roche Ferroelektrische fluessigkristallzelle.
US5676880A (en) * 1987-09-18 1997-10-14 Rolic Ag Ferroelectric liquid crystal cell
FR2621728B1 (fr) * 1987-10-09 1990-01-05 Thomson Csf Systeme de visualisation d'images en demi-teintes sur un ecran matriciel
JPH01302226A (ja) * 1988-05-30 1989-12-06 Alps Electric Co Ltd 強誘電液晶素子
JP2640259B2 (ja) * 1988-12-20 1997-08-13 キヤノン株式会社 強誘電性液晶素子
DE3919839A1 (de) * 1989-06-17 1990-12-20 Hoechst Ag Fluessigkristall-schalt- und anzeige-element
FR2682798B1 (fr) * 1991-10-22 1994-01-21 Sextant Avionique Procede et dispositif d'optimisation des performances d'un ecran matriciel a cristaux liquides en fonction de l'angle d'observation.
FR2683918B1 (fr) * 1991-11-19 1994-09-09 Thomson Csf Materiau constitutif d'une lunette de visee et arme utilisant cette lunette.
FR2696258B1 (fr) * 1992-09-25 1994-10-28 Sextant Avionique Dispositif de gestion d'un système d'interaction homme-machine.
GB9309502D0 (en) * 1993-05-08 1993-06-23 Secr Defence Addressing ferroelectric liquid crystal displays
US6842186B2 (en) * 2001-05-30 2005-01-11 Polaroid Corporation High speed photo-printing apparatus
US6906736B2 (en) * 2002-02-19 2005-06-14 Polaroid Corporation Technique for printing a color image
JP2004144823A (ja) * 2002-10-22 2004-05-20 Sharp Corp 液晶光学素子およびそれを備えた三次元画像表示装置
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US4386836A (en) * 1979-12-28 1983-06-07 Kabushiki Kaisha Suwa Seikosha Electro-photographic printer
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Also Published As

Publication number Publication date
US4668051A (en) 1987-05-26
EP0149398A3 (en) 1985-08-07
FR2557719B1 (fr) 1986-04-11
EP0149398B1 (de) 1988-05-11
FR2557719A1 (fr) 1985-07-05
JPH0833712B2 (ja) 1996-03-29
EP0149398A2 (de) 1985-07-24
JPS60176097A (ja) 1985-09-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee