DE3677459D1 - Ferroelektrische fluessigkristallvorrichtung. - Google Patents

Ferroelektrische fluessigkristallvorrichtung.

Info

Publication number
DE3677459D1
DE3677459D1 DE8686902739T DE3677459T DE3677459D1 DE 3677459 D1 DE3677459 D1 DE 3677459D1 DE 8686902739 T DE8686902739 T DE 8686902739T DE 3677459 T DE3677459 T DE 3677459T DE 3677459 D1 DE3677459 D1 DE 3677459D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal device
ferroelectric liquid
ferroelectric
liquid
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 - Fee Related
Application number
DE8686902739T
Other languages
English (en)
Inventor
Michael Geary
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co Inc
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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Application granted granted Critical
Publication of DE3677459D1 publication Critical patent/DE3677459D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02F1/137—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
    • 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)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
DE8686902739T 1985-04-26 1986-04-15 Ferroelektrische fluessigkristallvorrichtung. Expired - Fee Related DE3677459D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/727,690 US4707078A (en) 1985-04-26 1985-04-26 Ferroelectric liquid crystal devices using field-stabilized states
PCT/US1986/000804 WO1986006507A1 (en) 1985-04-26 1986-04-15 Ferroelectric liquid crystal devices

Publications (1)

Publication Number Publication Date
DE3677459D1 true DE3677459D1 (de) 1991-03-14

Family

ID=24923623

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686902739T Expired - Fee Related DE3677459D1 (de) 1985-04-26 1986-04-15 Ferroelektrische fluessigkristallvorrichtung.

Country Status (9)

Country Link
US (1) US4707078A (de)
EP (1) EP0221112B1 (de)
JP (1) JPS62502636A (de)
KR (1) KR940006158B1 (de)
CA (1) CA1252926A (de)
DE (1) DE3677459D1 (de)
HK (1) HK44392A (de)
SG (1) SG84091G (de)
WO (1) WO1986006507A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2581209B1 (fr) * 1985-04-26 1993-11-05 Canon Kk Dispositif optique a cristal liquide
JPS626225A (ja) * 1985-07-02 1987-01-13 Semiconductor Energy Lab Co Ltd 液晶表示装置
JPH0685032B2 (ja) * 1985-10-17 1994-10-26 キヤノン株式会社 カイラルスメクティック液晶素子
JP2849740B2 (ja) * 1986-03-17 1999-01-27 セイコーインスツルメンツ株式会社 強誘電性液晶電気光学装置
GB8608116D0 (en) * 1986-04-03 1986-05-08 Secr Defence Liquid crystal devices
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
JPH02503360A (ja) * 1987-04-23 1990-10-11 ザ　ビクトリア　ユニバーシティ　オブ　マンチェスター 強誘電液晶装置
JP2640259B2 (ja) * 1988-12-20 1997-08-13 キヤノン株式会社 強誘電性液晶素子
JP2915104B2 (ja) * 1990-07-30 1999-07-05 キヤノン株式会社 液晶素子および液晶駆動方法
EP0509490A3 (en) * 1991-04-16 1993-05-26 Canon Kabushiki Kaisha Liquid crystal apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936815A (en) * 1973-08-06 1976-02-03 Nippon Telegraph And Telephone Public Corporation Apparatus and method for writing storable images into a matrix-addressed image-storing liquid crystal display device
US4030997A (en) * 1975-04-21 1977-06-21 Hughes Aircraft Company Method of aligning liquid crystals
US4221471A (en) * 1977-06-24 1980-09-09 Motorola, Inc. Liquid crystal memory device and method of utilizing same
US4256787A (en) * 1978-05-03 1981-03-17 Massachusetts Institute Of Technology Orientation of ordered liquids and their use in devices
US4367924A (en) * 1980-01-08 1983-01-11 Clark Noel A Chiral smectic C or H liquid crystal electro-optical device
EP0032362B1 (de) * 1980-01-10 1984-08-22 Noel A. Clark Elektro-optische Vorrichtung mit einem chiralen smektischen Flüssigkristall und Verfahren zu ihrer Herstellung
FR2493012B1 (fr) * 1980-10-27 1987-04-17 Commissariat Energie Atomique Procede de commande d'une caracteristique optique d'un materiau
JPH0629919B2 (ja) * 1982-04-16 1994-04-20 株式会社日立製作所 液晶素子の駆動方法
JPS5993426A (ja) * 1982-11-18 1984-05-29 Seiko Epson Corp 液晶ライトバルブ
AU584867B2 (en) * 1983-12-09 1989-06-08 Seiko Instruments & Electronics Ltd. A liquid crystal display device
FR2557719B1 (fr) * 1984-01-03 1986-04-11 Thomson Csf Dispositif de visualisation a memoire utilisant un materiau ferroelectrique

Also Published As

Publication number Publication date
EP0221112B1 (de) 1991-02-06
EP0221112A1 (de) 1987-05-13
JPS62502636A (ja) 1987-10-08
KR940006158B1 (ko) 1994-07-08
KR880700299A (ko) 1988-02-22
CA1252926A (en) 1989-04-18
US4707078A (en) 1987-11-17
SG84091G (en) 1991-11-22
HK44392A (en) 1992-06-26
WO1986006507A1 (en) 1986-11-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN

8339 Ceased/non-payment of the annual fee