SG47357A1 - Light modulator using a liquid crystal thick cell - Google Patents

Light modulator using a liquid crystal thick cell

Info

Publication number
SG47357A1
SG47357A1 SG1995001327A SG1995001327A SG47357A1 SG 47357 A1 SG47357 A1 SG 47357A1 SG 1995001327 A SG1995001327 A SG 1995001327A SG 1995001327 A SG1995001327 A SG 1995001327A SG 47357 A1 SG47357 A1 SG 47357A1
Authority
SG
Singapore
Prior art keywords
liquid crystal
light modulator
thick cell
crystal thick
cell
Prior art date
Application number
SG1995001327A
Other languages
English (en)
Inventor
Junya Kobayashi
Junichi Kita
Original Assignee
Shimadzu Corp
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 Shimadzu Corp filed Critical Shimadzu Corp
Publication of SG47357A1 publication Critical patent/SG47357A1/en

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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3696—Generation of voltages supplied to electrode drivers
    • 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
    • G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
    • 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
    • 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
    • G02F1/13756—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 the liquid crystal selectively assuming a light-scattering state

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)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
SG1995001327A 1993-12-28 1994-12-22 Light modulator using a liquid crystal thick cell SG47357A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP33823793 1993-12-28
JP8197394 1994-04-20
JP20245594 1994-08-26

Publications (1)

Publication Number Publication Date
SG47357A1 true SG47357A1 (en) 1998-04-17

Family

ID=27303757

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1995001327A SG47357A1 (en) 1993-12-28 1994-12-22 Light modulator using a liquid crystal thick cell

Country Status (7)

Country Link
US (1) US5670978A (fr)
EP (1) EP0661583B1 (fr)
KR (1) KR950019858A (fr)
CN (1) CN1056696C (fr)
DE (1) DE69430566T2 (fr)
SG (1) SG47357A1 (fr)
TW (1) TW366433B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1286331B1 (it) * 1996-09-27 1998-07-08 Univ Roma Metodo di comando con tensioni ridotte di un pannello matriciale a cristallo liquido ferrroelettrico
IL121793A (en) 1997-09-17 2008-06-05 Lewis Coleman Isotopic gas analyzer
WO2002068943A1 (fr) * 2001-02-26 2002-09-06 Yeda Research And Development Co. Ltd. Procede et dispositif d'analyse chimique
US6615965B2 (en) 2001-05-18 2003-09-09 Epx, L.P. Planar over-running clutch and method
WO2004049047A1 (fr) * 2002-11-25 2004-06-10 Spdi Film de vanne de lumiere pour arreter et commander la transmittance, et procede de fabrication associe
EP2156241A1 (fr) * 2007-06-08 2010-02-24 Werthmüller, René Dispositif éclaircissant de protection contre la lumière
CN104122908B (zh) * 2013-04-24 2017-02-08 京东方科技集团股份有限公司 一种控温装置和方法
CN113867063B (zh) * 2021-10-28 2022-12-16 华南理工大学 一种铁电螺旋液晶材料及其实现二次谐波增强的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS6090290A (ja) * 1983-10-05 1985-05-21 Chisso Corp カイラルスメクチツク液晶組成物
JPS60195521A (ja) * 1984-03-17 1985-10-04 Katsumi Yoshino 強誘電性液晶を用いる高速光スイツチ素子
JPS60254120A (ja) * 1984-05-31 1985-12-14 Katsumi Yoshino 強誘電性液晶を透明状態に保持する方法
JPS61260227A (ja) * 1985-05-15 1986-11-18 Katsumi Yoshino 強誘電性液晶を用いた赤外光制御方法
JPH07113112B2 (ja) * 1985-06-18 1995-12-06 チッソ株式会社 強誘電性カイラルスメクチツク液晶組成物
FR2590392B1 (fr) * 1985-09-04 1994-07-01 Canon Kk Dispositif a cristaux liquides ferroelectriques
GB8608114D0 (en) * 1986-04-03 1986-05-08 Secr Defence Smectic liquid crystal devices
US4773738A (en) * 1986-08-27 1988-09-27 Canon Kabushiki Kaisha Optical modulation device using ferroelectric liquid crystal and AC and DC driving voltages
JPH01302226A (ja) * 1988-05-30 1989-12-06 Alps Electric Co Ltd 強誘電液晶素子
US5327273A (en) * 1989-06-29 1994-07-05 Hoffmann-La Roche Inc. Bistable ferroelectric liquid crystal display cell
EP0479291B1 (fr) * 1990-10-05 1994-12-28 Kabushiki Kaisha Toshiba Méthode et dispositif de commande d'un appareil d'affichage à cristaux liquides

Also Published As

Publication number Publication date
CN1056696C (zh) 2000-09-20
DE69430566D1 (de) 2002-06-13
CN1116723A (zh) 1996-02-14
DE69430566T2 (de) 2002-08-29
EP0661583A2 (fr) 1995-07-05
US5670978A (en) 1997-09-23
KR950019858A (ko) 1995-07-24
TW366433B (en) 1999-08-11
EP0661583B1 (fr) 2002-05-08
EP0661583A3 (fr) 1996-07-24

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