DE69430970T2 - Flüssigkristall-Lichtmodulationsvorrichtung - Google Patents

Flüssigkristall-Lichtmodulationsvorrichtung

Info

Publication number
DE69430970T2
DE69430970T2 DE69430970T DE69430970T DE69430970T2 DE 69430970 T2 DE69430970 T2 DE 69430970T2 DE 69430970 T DE69430970 T DE 69430970T DE 69430970 T DE69430970 T DE 69430970T DE 69430970 T2 DE69430970 T2 DE 69430970T2
Authority
DE
Germany
Prior art keywords
liquid crystal
light modulation
modulation device
crystal light
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
DE69430970T
Other languages
English (en)
Other versions
DE69430970D1 (de
Inventor
Hideo Hama
Yukari Sakai
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.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Chemicals 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 Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Publication of DE69430970D1 publication Critical patent/DE69430970D1/de
Application granted granted Critical
Publication of DE69430970T2 publication Critical patent/DE69430970T2/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
    • 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC 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
    • G02F1/137—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
    • G02F1/1412—Antiferroelectric 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
    • G02F1/29—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 position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/07—Polarisation dependent

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)
DE69430970T 1993-05-11 1994-05-06 Flüssigkristall-Lichtmodulationsvorrichtung Expired - Fee Related DE69430970T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10951293 1993-05-11

Publications (2)

Publication Number Publication Date
DE69430970D1 DE69430970D1 (de) 2002-08-22
DE69430970T2 true DE69430970T2 (de) 2003-03-20

Family

ID=14512148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69430970T Expired - Fee Related DE69430970T2 (de) 1993-05-11 1994-05-06 Flüssigkristall-Lichtmodulationsvorrichtung

Country Status (5)

Country Link
US (1) US5589966A (de)
EP (1) EP0624812B1 (de)
KR (1) KR0162680B1 (de)
CA (1) CA2123259C (de)
DE (1) DE69430970T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0862604A (ja) * 1994-06-13 1996-03-08 Mitsui Petrochem Ind Ltd 液晶素子およびその製造方法
JP3054042B2 (ja) * 1994-10-25 2000-06-19 シャープ株式会社 反強誘電性液晶素子およびその駆動方法
US6151090A (en) * 1995-05-31 2000-11-21 Casio Computer Co., Ltd. LCD using liquid crystal of ferroelectric and/or antiferroelectric phase having pretilt angle of 1 degree or less
US5892561A (en) * 1995-10-18 1999-04-06 Fujitsu Limited LC panel with reduced defects having adhesive smoothing layer on an exterior surface of the substrate(s)
KR0177975B1 (ko) * 1995-12-26 1999-05-01 윤종용 비틀린 구조의 반강유전성 액정 표시 장치
JP3106166B2 (ja) * 1996-01-25 2000-11-06 株式会社デンソー 液晶セル
WO1998006002A1 (de) * 1996-08-05 1998-02-12 Deutsche Telekom Ag Bauelement zum schalten von optischen mustern in der zeiteinheit von mikrosekunden
US6133896A (en) * 1997-02-07 2000-10-17 Citizen Watch Co., Ltd. Antiferroelectric liquid crystal cell
JP2001042339A (ja) * 1999-08-02 2001-02-16 Minolta Co Ltd 液晶光変調素子
US6594063B1 (en) 1999-09-15 2003-07-15 Spectraswitch, Inc. Birefringent optical device
US6735016B1 (en) 1999-09-15 2004-05-11 Spectraswitch, Inc. Electro-optically controllable polarization insensitive optical device
AU3352001A (en) * 2000-02-08 2001-08-20 Opticom International Ltd. Optical switch

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367924A (en) * 1980-01-08 1983-01-11 Clark Noel A Chiral smectic C or H liquid crystal electro-optical device
FR2578994B1 (fr) * 1985-03-13 1987-09-04 Commissariat Energie Atomique Dispositif d'affichage a cristal liquide ferroelectrique
EP0233636B1 (de) * 1986-02-17 1993-11-18 Sharp Kabushiki Kaisha Scheinbar stereographisches Wiedergabesystem
JPH0220A (ja) * 1987-06-02 1990-01-05 Toppan Printing Co Ltd カラー表示装置
US5078477A (en) * 1988-11-09 1992-01-07 Mitsubishi Gas Chemical Company, Inc. Ferroelectric liquid crystal cell
SE8900563D0 (sv) * 1989-02-16 1989-02-16 B Stebler A soft-mode liquid crystal device
US5381253A (en) * 1991-11-14 1995-01-10 Board Of Regents Of University Of Colorado Chiral smectic liquid crystal optical modulators having variable retardation
US5168381A (en) * 1989-10-30 1992-12-01 University Research Corporation Smectic liquid crystal devices using SSFLC and electroclinic effect based cells
JP2851906B2 (ja) * 1990-03-23 1999-01-27 キヤノン株式会社 光学変調素子及び表示装置
US5347378A (en) * 1991-04-04 1994-09-13 Displaytech, Inc. Fast switching color filters for frame-sequential video using ferroelectric liquid crystal color-selective filters
JP3033257B2 (ja) * 1991-07-11 2000-04-17 セイコーエプソン株式会社 液晶表示装置
JP2937274B2 (ja) * 1991-07-29 1999-08-23 チッソ株式会社 反強誘電性液晶組成物
JPH05249435A (ja) * 1992-03-03 1993-09-28 Mitsubishi Gas Chem Co Inc 反強誘電性液晶素子

Also Published As

Publication number Publication date
DE69430970D1 (de) 2002-08-22
EP0624812A1 (de) 1994-11-17
CA2123259C (en) 1999-05-11
KR0162680B1 (ko) 1999-01-15
US5589966A (en) 1996-12-31
CA2123259A1 (en) 1994-11-12
EP0624812B1 (de) 2002-07-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee