CH620774A5 - - Google Patents

Download PDF

Info

Publication number
CH620774A5
CH620774A5 CH679478A CH679478A CH620774A5 CH 620774 A5 CH620774 A5 CH 620774A5 CH 679478 A CH679478 A CH 679478A CH 679478 A CH679478 A CH 679478A CH 620774 A5 CH620774 A5 CH 620774A5
Authority
CH
Switzerland
Prior art keywords
alignment
plates
layer
display areas
liquid crystal
Prior art date
Application number
CH679478A
Other languages
English (en)
French (fr)
Inventor
Eric Saurer
Fereydoun Gharadjedaghi
Claude Laesser
Rene Viennet
Yves Ruedin
Original Assignee
Ebauches 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 Ebauches Sa filed Critical Ebauches Sa
Priority to CH679478A priority Critical patent/CH620774A5/fr
Priority to DE19782855668 priority patent/DE2855668A1/de
Priority to GB7921265A priority patent/GB2023864B/en
Publication of CH620774A5 publication Critical patent/CH620774A5/fr

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
    • G02F1/137—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
    • G02F1/1396—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 the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (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)
CH679478A 1978-06-22 1978-06-22 CH620774A5 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH679478A CH620774A5 (ko) 1978-06-22 1978-06-22
DE19782855668 DE2855668A1 (de) 1978-06-22 1978-12-20 Passive elektrooptische anzeigevorrichtung
GB7921265A GB2023864B (en) 1978-06-22 1979-06-19 Liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH679478A CH620774A5 (ko) 1978-06-22 1978-06-22

Publications (1)

Publication Number Publication Date
CH620774A5 true CH620774A5 (ko) 1980-12-15

Family

ID=4315129

Family Applications (1)

Application Number Title Priority Date Filing Date
CH679478A CH620774A5 (ko) 1978-06-22 1978-06-22

Country Status (3)

Country Link
CH (1) CH620774A5 (ko)
DE (1) DE2855668A1 (ko)
GB (1) GB2023864B (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2052779B (en) * 1979-05-29 1983-06-22 Texas Instruments Inc Liquid crystal display cell
DE3313405A1 (de) * 1982-04-13 1983-10-20 Canon K.K., Tokyo Elektrooptische vorrichtung
CH662239GA3 (ko) * 1986-02-27 1987-09-30
EP0485017A3 (en) * 1990-11-07 1992-10-21 N.V. Philips' Gloeilampenfabrieken Active matrix liquid crystal display device with dark matrix interpixel areas
US6320639B1 (en) 1996-03-11 2001-11-20 Canon Kabushiki Kaisha Liquid crystal device and process for production thereof
US6897915B1 (en) 2000-09-27 2005-05-24 Kent State University Non-lithographic photo-induced patterning of polymers from liquid crystal solvents with spatially modulated director fields

Also Published As

Publication number Publication date
GB2023864A (en) 1980-01-03
DE2855668A1 (de) 1980-01-10
GB2023864B (en) 1983-03-16

Similar Documents

Publication Publication Date Title
EP0162775B1 (fr) Cellule à cristal liquide susceptible de présenter une structure homéotrope, à biréfringence compensée pour cette structure
EP1040391B1 (fr) Ensemble d'affichage comprenant deux dispositifs d'affichage superposes
EP0872759B1 (fr) Dispositif d'affichage à cristaux liquides destiné notamment à former un écran d'affichage d'images en couleur
CH621200A5 (ko)
EP0317910A1 (fr) Cellule d'affichage à cristal liquide comprenant un réflecteur-diffuseur et au plus un polariseur
FR2549268A1 (fr) Affichage a cristaux liquides
FR2765697A1 (fr) Procede de production de deux domaines au sein d'une couche de cristal liquide
FR2842311A1 (fr) Afficheur a cristaux liquides transflectif et procede de fabrication de celui-ci
EP0235634B1 (fr) Cellule d'affichage
CH624492A5 (ko)
US7132138B2 (en) Liquid crystal information displays
CH620774A5 (ko)
CA2409619C (fr) Dispositif bistable d'affichage en reflexion
FR2480952A1 (fr) Cellule d'affichage electro-optique passif
CH623661A5 (ko)
FR2667166A1 (fr) Cellule a cristal liquide comprenant une plaque munie d'une couche d'alignement thermosensible.
EP0926574A1 (fr) Ensemble d'affichage comprenant deux dispositifs d'affichage superposés
EP0939331B1 (fr) Ensemble d'affichage comprenant deux dispositifs d'affichage superposés
CH623938A5 (ko)
CH619792A5 (en) Passive electrooptic display cell
CH625630A5 (ko)
FR2580105A1 (en) Display cell with nematic liquid crystals of the reflective type with electrically-controlled birefringence making it possible to improve the illumination of the display
EP1174756B1 (fr) Ensemble d'affichage comportant une cellule électro-optique et une cellule photovoltaique
JP3897300B2 (ja) 液晶情報ディスプレイ
FR2578994A1 (fr) Dispositif d'affichage a cristal liquide ferroelectrique

Legal Events

Date Code Title Description
PL Patent ceased