JP2763223B2 - 液晶ライトバルブ - Google Patents

液晶ライトバルブ

Info

Publication number
JP2763223B2
JP2763223B2 JP34720591A JP34720591A JP2763223B2 JP 2763223 B2 JP2763223 B2 JP 2763223B2 JP 34720591 A JP34720591 A JP 34720591A JP 34720591 A JP34720591 A JP 34720591A JP 2763223 B2 JP2763223 B2 JP 2763223B2
Authority
JP
Japan
Prior art keywords
liquid crystal
layer
optical waveguide
light
light valve
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 - Lifetime
Application number
JP34720591A
Other languages
English (en)
Japanese (ja)
Other versions
JPH05100220A (ja
Inventor
敢 岡崎
良弘 和泉
英彦 山下
晃継 波多野
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.)
Consejo Superior de Investigaciones Cientificas CSIC
Original Assignee
Consejo Superior de Investigaciones Cientificas CSIC
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 Consejo Superior de Investigaciones Cientificas CSIC filed Critical Consejo Superior de Investigaciones Cientificas CSIC
Priority to US07/922,607 priority Critical patent/US5307186A/en
Priority to TW081106136A priority patent/TW223149B/zh
Priority to CA002075390A priority patent/CA2075390C/en
Priority to DE69216942T priority patent/DE69216942T2/de
Priority to EP92307240A priority patent/EP0527609B1/en
Priority to KR1019920014316A priority patent/KR970000836B1/ko
Publication of JPH05100220A publication Critical patent/JPH05100220A/ja
Application granted granted Critical
Publication of JP2763223B2 publication Critical patent/JP2763223B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/06—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 integrated waveguide
    • G02F2201/066—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 integrated waveguide channel; buried

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electroluminescent Light Sources (AREA)
  • Projection Apparatus (AREA)
JP34720591A 1991-08-09 1991-12-27 液晶ライトバルブ Expired - Lifetime JP2763223B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US07/922,607 US5307186A (en) 1991-08-09 1992-07-31 Liquid crystal light valve having capability of providing high-contrast image
TW081106136A TW223149B (OSRAM) 1991-08-09 1992-08-03
CA002075390A CA2075390C (en) 1991-08-09 1992-08-06 Liquid crystal light valve having capability of providing high-contrast image
DE69216942T DE69216942T2 (de) 1991-08-09 1992-08-07 Flüssigkristall-Lichtventil zur Erzeugung von Bildern mit hohem Kontrast
EP92307240A EP0527609B1 (en) 1991-08-09 1992-08-07 Liquid crystal light valve having capability of providing high-contrast image
KR1019920014316A KR970000836B1 (ko) 1991-08-09 1992-08-08 하이 콘트라스트 이미지를 제공할 수 있는 액정 라이트 밸브

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20055891 1991-08-09
JP3-200558 1991-08-09

Publications (2)

Publication Number Publication Date
JPH05100220A JPH05100220A (ja) 1993-04-23
JP2763223B2 true JP2763223B2 (ja) 1998-06-11

Family

ID=16426312

Family Applications (1)

Application Number Title Priority Date Filing Date
JP34720591A Expired - Lifetime JP2763223B2 (ja) 1991-08-09 1991-12-27 液晶ライトバルブ

Country Status (3)

Country Link
JP (1) JP2763223B2 (OSRAM)
KR (1) KR970000836B1 (OSRAM)
TW (1) TW223149B (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100615152B1 (ko) * 1999-06-30 2006-08-25 삼성에스디아이 주식회사 액정 라이트 밸브 유니트
JP2002270021A (ja) * 2001-03-13 2002-09-20 Nec Corp 表示装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3005322B2 (ja) * 1991-07-05 2000-01-31 三洋電機株式会社 液晶表示装置

Also Published As

Publication number Publication date
TW223149B (OSRAM) 1994-05-01
KR930004791A (ko) 1993-03-23
KR970000836B1 (ko) 1997-01-20
JPH05100220A (ja) 1993-04-23

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