FR2490379B1 - - Google Patents

Info

Publication number
FR2490379B1
FR2490379B1 FR8023079A FR8023079A FR2490379B1 FR 2490379 B1 FR2490379 B1 FR 2490379B1 FR 8023079 A FR8023079 A FR 8023079A FR 8023079 A FR8023079 A FR 8023079A FR 2490379 B1 FR2490379 B1 FR 2490379B1
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.)
Expired
Application number
FR8023079A
Other versions
FR2490379A1 (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.)
Asulab AG
Original Assignee
Asulab AG
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 Asulab AG filed Critical Asulab AG
Publication of FR2490379A1 publication Critical patent/FR2490379A1/fr
Application granted granted Critical
Publication of FR2490379B1 publication Critical patent/FR2490379B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G02F1/134327—Segmented, e.g. alpha numeric display

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Geometry (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR8023079A 1980-09-15 1980-10-28 Cellule d'affichage electro-optique passif Granted FR2490379A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH689780A CH639791A5 (fr) 1980-09-15 1980-09-15 Cellule d'affichage electro-optique passif.

Publications (2)

Publication Number Publication Date
FR2490379A1 FR2490379A1 (fr) 1982-03-19
FR2490379B1 true FR2490379B1 (fr) 1985-02-15

Family

ID=4316779

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8023079A Granted FR2490379A1 (fr) 1980-09-15 1980-10-28 Cellule d'affichage electro-optique passif

Country Status (6)

Country Link
US (1) US4429955A (fr)
JP (1) JPS5782884A (fr)
CH (1) CH639791A5 (fr)
DE (1) DE3135446A1 (fr)
FR (1) FR2490379A1 (fr)
GB (1) GB2084373B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4542960A (en) * 1982-06-30 1985-09-24 International Business Machines Corporation Fringe-field switched storage-effect liquid crystal display devices
US4602850A (en) * 1984-03-08 1986-07-29 Vidium, Inc. Light valve display having integrated driving circuits and shield electrode
US4790631A (en) * 1987-01-05 1988-12-13 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal device with ferroelectric liquid crystal adapted for unipolar driving
CN1145089C (zh) * 1999-03-25 2004-04-07 时至准钟表股份有限公司 备有液晶显示面板的钟表

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3647280A (en) * 1969-11-06 1972-03-07 Rca Corp Liquid crystal display device
US3897996A (en) * 1972-09-30 1975-08-05 Dainippon Printing Co Ltd Electro-optic display device

Also Published As

Publication number Publication date
US4429955A (en) 1984-02-07
GB2084373A (en) 1982-04-07
GB2084373B (en) 1984-04-11
DE3135446A1 (de) 1982-04-15
FR2490379A1 (fr) 1982-03-19
JPS5782884A (en) 1982-05-24
CH639791A5 (fr) 1983-11-30

Similar Documents

Publication Publication Date Title
FR2474309B1 (fr)
FR2473056B1 (fr)
DE3153253A1 (fr)
FR2475050B1 (fr)
FR2473337B1 (fr)
DE3152263T1 (fr)
FR2474694B1 (fr)
CH663130GA3 (fr)
FR2474624B1 (fr)
FR2475809B1 (fr)
FR2474682B1 (fr)
FR2474036B1 (fr)
FR2473815B1 (fr)
FR2474601B1 (fr)
FR2473201B3 (fr)
FR2474065B1 (fr)
FR2473730B1 (fr)
FR2475317B1 (fr)
FR2475230B1 (fr)
FR2476144B1 (fr)
FR2476106B1 (fr)
FR2475763B1 (fr)
FR2475700B1 (fr)
FR2473927B1 (fr)
FR2475500B1 (fr)

Legal Events

Date Code Title Description
ST Notification of lapse