IT1170138B - Visualizzatore a cristalli liquidi indirizzabile a matrice elettrotermica - Google Patents

Visualizzatore a cristalli liquidi indirizzabile a matrice elettrotermica

Info

Publication number
IT1170138B
IT1170138B IT20955/83A IT2095583A IT1170138B IT 1170138 B IT1170138 B IT 1170138B IT 20955/83 A IT20955/83 A IT 20955/83A IT 2095583 A IT2095583 A IT 2095583A IT 1170138 B IT1170138 B IT 1170138B
Authority
IT
Italy
Prior art keywords
electrothermal
matrix
liquid crystal
crystal display
addressable liquid
Prior art date
Application number
IT20955/83A
Other languages
English (en)
Other versions
IT8320955A0 (it
Inventor
Gary Delane Boyd
Julian Cheng
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of IT8320955A0 publication Critical patent/IT8320955A0/it
Application granted granted Critical
Publication of IT1170138B publication Critical patent/IT1170138B/it

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
    • 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
    • G02F1/132—Thermal activation of liquid crystals exhibiting a thermo-optic effect
    • 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
    • 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
    • G02F1/1391—Bistable or multi-stable liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
IT20955/83A 1982-05-06 1983-05-05 Visualizzatore a cristalli liquidi indirizzabile a matrice elettrotermica IT1170138B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/375,670 US4472026A (en) 1982-05-06 1982-05-06 Electrothermal matrix addressable liquid crystal display

Publications (2)

Publication Number Publication Date
IT8320955A0 IT8320955A0 (it) 1983-05-05
IT1170138B true IT1170138B (it) 1987-06-03

Family

ID=23481832

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20955/83A IT1170138B (it) 1982-05-06 1983-05-05 Visualizzatore a cristalli liquidi indirizzabile a matrice elettrotermica

Country Status (10)

Country Link
US (1) US4472026A (it)
EP (1) EP0107726B1 (it)
KR (1) KR840004587A (it)
CA (1) CA1206568A (it)
DE (1) DE3379599D1 (it)
ES (1) ES8404084A1 (it)
GB (1) GB2119995B (it)
HK (1) HK7986A (it)
IT (1) IT1170138B (it)
WO (1) WO1983004111A1 (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4848879A (en) * 1982-10-09 1989-07-18 Canon Kabushiki Kaisha Light modulating device
JPS60107023A (ja) * 1983-11-15 1985-06-12 Canon Inc 液晶装置
US4781441A (en) * 1983-11-25 1988-11-01 Canon Kabushiki Kaisha Method of controlling orientation of liquid crystal, device used therein and liquid crystal device produced thereby
US4709995A (en) * 1984-08-18 1987-12-01 Canon Kabushiki Kaisha Ferroelectric display panel and driving method therefor to achieve gray scale
US4729640A (en) * 1984-10-03 1988-03-08 Canon Kabushiki Kaisha Liquid crystal light modulation device
FR2590392B1 (fr) * 1985-09-04 1994-07-01 Canon Kk Dispositif a cristaux liquides ferroelectriques
DE3609141A1 (de) * 1986-03-19 1987-09-24 Merck Patent Gmbh Elektrooptisches anzeigeelement
US4835751A (en) * 1986-06-13 1989-05-30 Semiconductor Energy Laboratory, Ltd. Reading system for use with optical disc memory system utilizing a smectic chiral liquid crystal
US4853911A (en) * 1986-06-13 1989-08-01 Semiconductor Energy Laboratory Co., Ltd. Optical disc memory system utilizing a smectic chiral liquid crystal
KR940008530B1 (ko) * 1987-09-18 1994-09-22 가부시끼가이샤 한도 따이에네르기 겐꾸쇼 액정 전기 광학 장치
US4922242A (en) * 1987-11-12 1990-05-01 Raychem Corporation Apparatus exhibiting PTC behavior useful for displaying information
US5416575A (en) * 1991-11-18 1995-05-16 Schwartz; Mark Method and system for calibrating an optical density measurement apparatus
US5870072A (en) * 1995-05-18 1999-02-09 Tuli; Raja Singh Apparatus and method for producing a viewscreen from a miniature high resolution chip
FR2741165B1 (fr) * 1995-11-10 1998-01-30 Ist Naz Fisica Della Materia Dispositif d'affichage bistable a base de cristaux liquides nematiques autorisant des teintes de gris
EP0797182A1 (en) * 1996-03-19 1997-09-24 Hitachi, Ltd. Active matrix LCD with data holding circuit in each pixel
GB2343011A (en) * 1998-10-20 2000-04-26 Sharp Kk A liquid crystal display device
GB0017953D0 (en) * 2000-07-21 2000-09-13 Secr Defence Liquid crystal device
EP1473306A1 (en) 2003-04-30 2004-11-03 Deutsches Krebsforschungszentrum Stiftung des öffentlichen Rechts Fusion polypeptide suitable as a cytotoxin
TWI376545B (en) * 2008-12-01 2012-11-11 Ind Tech Res Inst Cholesteric liquid crystal display devices with actuating thin-film driving elements
JP5403553B2 (ja) * 2010-01-05 2014-01-29 株式会社ジャパンディスプレイ 液晶表示装置及びその駆動方法
WO2016201422A1 (en) * 2015-06-12 2016-12-15 Kent State University Frequency-controlled electro-optical device
CN107924095A (zh) * 2015-06-12 2018-04-17 肯特州立大学 频率可控的电光装置
CN108025494B (zh) 2015-11-26 2020-03-10 瓦克化学股份公司 用于通过弹道生成方法生产弹性体模制部件的高粘性硅酮组合物

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009934A (en) * 1974-01-11 1977-03-01 Eastman Kodak Company Electro-optic display devices and methods
US3947183A (en) * 1974-09-25 1976-03-30 Xerox Corporation Liquid crystal display system
JPS5510180B2 (it) * 1974-12-04 1980-03-14
US3967883A (en) * 1975-05-22 1976-07-06 Rca Corporation Liquid crystal devices of the surface aligned type
FR2389955B1 (it) * 1977-05-05 1981-12-04 Thomson Csf
US4333708A (en) * 1979-11-30 1982-06-08 Bell Telephone Laboratories, Incorporated Mechanically multistable liquid crystal cell
US4400060A (en) * 1981-04-08 1983-08-23 Bell Telephone Laboratories, Incorporated Cell isolation in bistable nematic liquid crystal cells

Also Published As

Publication number Publication date
EP0107726A4 (en) 1986-03-18
GB2119995B (en) 1985-06-19
DE3379599D1 (en) 1989-05-18
CA1206568A (en) 1986-06-24
EP0107726A1 (en) 1984-05-09
EP0107726B1 (en) 1989-04-12
WO1983004111A1 (en) 1983-11-24
US4472026A (en) 1984-09-18
ES522094A0 (es) 1984-04-16
HK7986A (en) 1986-02-07
ES8404084A1 (es) 1984-04-16
GB2119995A (en) 1983-11-23
GB8312324D0 (en) 1983-06-08
KR840004587A (ko) 1984-10-22
IT8320955A0 (it) 1983-05-05

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