FR2323201B1 - - Google Patents

Info

Publication number
FR2323201B1
FR2323201B1 FR7625975A FR7625975A FR2323201B1 FR 2323201 B1 FR2323201 B1 FR 2323201B1 FR 7625975 A FR7625975 A FR 7625975A FR 7625975 A FR7625975 A FR 7625975A FR 2323201 B1 FR2323201 B1 FR 2323201B1
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
FR7625975A
Other versions
FR2323201A1 (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.)
Siemens AG
Original Assignee
Siemens 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
Priority claimed from DE19752539012 external-priority patent/DE2539012A1/de
Priority claimed from DE19752539951 external-priority patent/DE2539951A1/de
Priority claimed from DE19752539024 external-priority patent/DE2539024A1/de
Application filed by Siemens AG filed Critical Siemens AG
Publication of FR2323201A1 publication Critical patent/FR2323201A1/fr
Application granted granted Critical
Publication of FR2323201B1 publication Critical patent/FR2323201B1/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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (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)
FR7625975A 1975-09-02 1976-08-27 Dispositif d'affichage a cristal liquide Granted FR2323201A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19752539012 DE2539012A1 (de) 1975-09-02 1975-09-02 Fluessigkristallanzeige
DE19752539951 DE2539951A1 (de) 1975-09-02 1975-09-02 Fluessigkristallanzeige
DE19752539024 DE2539024A1 (de) 1975-09-02 1975-09-02 Fluessigkristallanzeige

Publications (2)

Publication Number Publication Date
FR2323201A1 FR2323201A1 (fr) 1977-04-01
FR2323201B1 true FR2323201B1 (fr) 1982-04-16

Family

ID=27186512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7625975A Granted FR2323201A1 (fr) 1975-09-02 1976-08-27 Dispositif d'affichage a cristal liquide

Country Status (6)

Country Link
US (1) US4150877A (fr)
JP (1) JPS5230452A (fr)
CH (1) CH604198A5 (fr)
FR (1) FR2323201A1 (fr)
GB (1) GB1526116A (fr)
IT (1) IT1065227B (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2362089A1 (fr) * 1976-08-17 1978-03-17 Itt Methode de fabrication d'une cellule d'affichage a cristaux liquides
FR2385113A2 (fr) * 1977-03-21 1978-10-20 Labo Electronique Physique Dispositif d'affichage d'information comportant une cellule de cristal liquide
DE2722871A1 (de) * 1977-05-20 1978-11-23 Siemens Ag Fluessigkristallzelle mit einer isolationsschicht auf siliciumoxidbasis
DE2722900C3 (de) * 1977-05-20 1979-11-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Herstellung einer eine Flüssigkristallschicht homöotrop orientierenden, Siliciumoxid enthaltenden Schicht
DE2735493C2 (de) * 1977-08-05 1981-10-15 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Herstellung einer Flüssigkristallzelle und danach hergestellte Flüssigkristallzelle
DE2827258A1 (de) * 1978-06-21 1980-01-03 Siemens Ag Elektrooptische anzeigevorrichtung, insbesondere fluessigkristallanzeige
US4464134A (en) * 1981-12-10 1984-08-07 Hughes Aircraft Company Process for inducing perpendicular alignment of liquid crystals
JPS5949508A (ja) * 1982-09-14 1984-03-22 Sony Corp 複屈折板の製造方法
US4759611A (en) * 1986-12-19 1988-07-26 Polaroid Corporation, Patent Department Liquid crystal display having silylated light polarizers
US4818624A (en) * 1986-12-19 1989-04-04 Polaroid Corporation, Patent Department Stabilized light-polarizing material
US6504583B2 (en) * 1998-10-02 2003-01-07 3M Innovative Properties Company Anti-microbial touch panel and method of making same using homeotropic liquid crystal silanes
US6504582B1 (en) * 1998-10-02 2003-01-07 3M Innovative Properties Co Scratch resistant display and method of making same using homeotrophic liquid crystal silanes
US6488981B1 (en) 2001-06-20 2002-12-03 3M Innovative Properties Company Method of manufacturing a touch screen panel
US8014167B2 (en) * 2007-09-07 2011-09-06 Seagate Technology Llc Liquid crystal material sealed housing
EP3612384A1 (fr) 2017-04-20 2020-02-26 Cardinal Ig Company Structures de vitrage de confidentialité haute performance
WO2019014613A1 (fr) 2017-07-13 2019-01-17 Cardinal Ig Company Configurations de connexion électrique de structures de vitrage opaque
MX2020004703A (es) 2017-11-06 2021-03-02 Cardinal Ig Co Sistema de acristalamiento de privacidad con impulsor electrico discreto.
US11243421B2 (en) 2018-05-09 2022-02-08 Cardinal Ig Company Electrically controllable privacy glazing with energy recapturing driver
EP3837581B1 (fr) 2018-08-17 2023-07-19 Cardinal Ig Company Structure de vitrage opaque dotée de décalages de vitre asymétriques pour configurations de connexion électrique
US11474385B1 (en) 2018-12-02 2022-10-18 Cardinal Ig Company Electrically controllable privacy glazing with ultralow power consumption comprising a liquid crystal material having a light transmittance that varies in response to application of an electric field
MX2021009434A (es) 2019-02-08 2021-09-10 Cardinal Ig Co Controlador de baja potencia para acristalamiento de privacidad.
CN114072726B (zh) 2019-04-29 2024-05-31 卡迪纳尔Ig公司 用于操作一个或多个电可控隐私玻璃窗结构的系统和方法
WO2020223277A1 (fr) 2019-04-29 2020-11-05 Cardinal Ig Company Commande électrique de pilotage échelonné d'une pluralité de structures de vitrage de confidentialité pouvant être commandées électriquement
WO2020223281A1 (fr) 2019-04-29 2020-11-05 Cardinal Ig Company Détection et commande de courant de fuite pour une ou plusieurs structures de vitrage de confidentialité pouvant être commandées électriquement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876287A (en) * 1973-06-29 1975-04-08 Ibm Birefringent liquid crystal structure
US3966305A (en) * 1974-10-10 1976-06-29 American Micro-Systems, Inc. Liquid crystal cell with improved alignment
US3967883A (en) * 1975-05-22 1976-07-06 Rca Corporation Liquid crystal devices of the surface aligned type

Also Published As

Publication number Publication date
CH604198A5 (fr) 1978-08-31
US4150877A (en) 1979-04-24
GB1526116A (en) 1978-09-27
IT1065227B (it) 1985-02-25
JPS5230452A (en) 1977-03-08
FR2323201A1 (fr) 1977-04-01

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Legal Events

Date Code Title Description
ST Notification of lapse