DE69124487D1 - Optische Schaltvorrichtung - Google Patents

Optische Schaltvorrichtung

Info

Publication number
DE69124487D1
DE69124487D1 DE69124487T DE69124487T DE69124487D1 DE 69124487 D1 DE69124487 D1 DE 69124487D1 DE 69124487 T DE69124487 T DE 69124487T DE 69124487 T DE69124487 T DE 69124487T DE 69124487 D1 DE69124487 D1 DE 69124487D1
Authority
DE
Germany
Prior art keywords
switching device
optical switching
optical
switching
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
DE69124487T
Other languages
English (en)
Other versions
DE69124487T2 (de
Inventor
Akihiro Mochizuki
Katsusada Motoyoshi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69124487D1 publication Critical patent/DE69124487D1/de
Application granted granted Critical
Publication of DE69124487T2 publication Critical patent/DE69124487T2/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
    • G02F1/1326—Liquid crystal optical waveguides or liquid crystal cells specially adapted for gating or modulating between optical waveguides
    • 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
    • G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
    • 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
    • G02F1/315—Digital deflection, i.e. optical switching based on the use of controlled internal reflection

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE69124487T 1990-11-28 1991-11-28 Optische Schaltvorrichtung Expired - Fee Related DE69124487T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32751890 1990-11-28

Publications (2)

Publication Number Publication Date
DE69124487D1 true DE69124487D1 (de) 1997-03-13
DE69124487T2 DE69124487T2 (de) 1997-05-22

Family

ID=18200012

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124487T Expired - Fee Related DE69124487T2 (de) 1990-11-28 1991-11-28 Optische Schaltvorrichtung

Country Status (4)

Country Link
US (1) US5317429A (de)
EP (1) EP0488708B1 (de)
JP (1) JP3147957B2 (de)
DE (1) DE69124487T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5384650A (en) * 1992-04-06 1995-01-24 Hughes Aircraft Company Light valve with twisted perpendicular liquid crystal with a negative dielectric anisotropy
US5561735A (en) * 1994-08-30 1996-10-01 Vortek Industries Ltd. Rapid thermal processing apparatus and method
US5750214A (en) * 1995-12-13 1998-05-12 Canon Kabushiki Kaisha Liquid crystal device
US5726730A (en) * 1996-12-19 1998-03-10 Xerox Corporation Optical equivalents of fiber optic face plates using reactive liquid crystals and polymers
US5928819A (en) * 1996-12-19 1999-07-27 Xerox Corporation Methods to fabricate optical equivalents of fiber optic face plates using reactive liquid crystals and polymers
US6160606A (en) * 1997-08-05 2000-12-12 Xerox Corporation Optical equivalents of fiber optic face plates using irradiation sensitive glass
DE19816674A1 (de) * 1998-04-15 1999-10-28 Fraunhofer Ges Forschung Optisches Bauelement und Verfahren zum Schalten oder Modulieren von Licht
US6661942B1 (en) 1998-07-20 2003-12-09 Trans Photonics, Llc Multi-functional optical switch (optical wavelength division multiplexer/demultiplexer, add-drop multiplexer and inter-connect device) and its methods of manufacture
US6303411B1 (en) 1999-05-03 2001-10-16 Vortek Industries Ltd. Spatially resolved temperature measurement and irradiance control
US6157753A (en) * 1999-05-21 2000-12-05 Agilent Technologies, Inc. Programmable light path device
US6862380B2 (en) * 2000-02-04 2005-03-01 At&T Corp. Transparent optical switch
GB2359898A (en) * 2000-03-04 2001-09-05 Bookham Technology Ltd An integrated optical waveguide
US6594446B2 (en) * 2000-12-04 2003-07-15 Vortek Industries Ltd. Heat-treating methods and systems
KR101067901B1 (ko) * 2001-12-26 2011-09-28 맷슨 테크날러지 캐나다 인코퍼레이티드 온도 측정 및 열처리 방법과 시스템
DE10393962B4 (de) 2002-12-20 2019-03-14 Mattson Technology Inc. Verfahren und Vorrichtung zum Stützen eines Werkstücks und zur Wärmebehandlung des Werkstücks
JP5630935B2 (ja) * 2003-12-19 2014-11-26 マトソン テクノロジー、インコーポレイテッド 工作物の熱誘起運動を抑制する機器及び装置
KR101027876B1 (ko) * 2003-12-29 2011-04-07 엘지디스플레이 주식회사 면내 스위칭 모드의 액정표시장치와 그 제조방법
US7576814B2 (en) * 2004-03-29 2009-08-18 Lg. Display Co., Ltd. Liquid crystal display device of in-plane switching mode, method of fabricating the same, and method of driving the same
KR101066028B1 (ko) * 2004-12-30 2011-09-20 엘지디스플레이 주식회사 면 구동 액정표시장치
JP4855065B2 (ja) * 2005-12-26 2012-01-18 克己 中津原 光フィルタ及び光フィルタの製造方法
WO2008058397A1 (en) * 2006-11-15 2008-05-22 Mattson Technology Canada, Inc. Systems and methods for supporting a workpiece during heat-treating
US9070590B2 (en) 2008-05-16 2015-06-30 Mattson Technology, Inc. Workpiece breakage prevention method and apparatus
CN102492208A (zh) * 2011-12-13 2012-06-13 黑龙江省科学院技术物理研究所 一种利用热塑性聚酯弹性体改性线性低密度聚乙烯的方法
CN112882308B (zh) * 2019-11-29 2023-10-03 北京小米移动软件有限公司 面板、显示模组及显示模组的显示视角控制方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5421100B2 (de) * 1974-06-13 1979-07-27
US4066334A (en) * 1975-01-06 1978-01-03 National Research Development Corporation Liquid crystal light deflector
EP0015139B1 (de) * 1979-02-21 1982-03-03 Sperry Corporation Elektro-optische Schaltmatrix
JPS57147618A (en) * 1981-03-10 1982-09-11 Nippon Telegr & Teleph Corp <Ntt> Optical switch matrix
GB8313484D0 (en) * 1983-05-16 1983-06-22 King L H Optical waveguide
JPS6120931A (ja) * 1984-07-10 1986-01-29 Matsushita Electric Ind Co Ltd 光制御装置
DE3601742A1 (de) * 1985-06-13 1987-07-23 Merck Patent Gmbh Organosiliciumverbindungen
JPS6232419A (ja) * 1985-08-05 1987-02-12 Nec Home Electronics Ltd 表示装置
JPS62127829A (ja) * 1985-11-29 1987-06-10 Furukawa Electric Co Ltd:The 導波路形液晶光マトリツクススイツチ
DD268785A1 (de) * 1988-02-08 1989-06-07 Zeiss Jena Veb Carl Aktives anzeigeelement auf fluessig-kristalliner basis
JP2674600B2 (ja) * 1988-05-07 1997-11-12 コニカ株式会社 液晶表示装置
US5153761A (en) * 1990-03-20 1992-10-06 Everex Systems, Inc. High performance light valve having double layer photoconductor

Also Published As

Publication number Publication date
JPH052157A (ja) 1993-01-08
EP0488708B1 (de) 1997-01-29
JP3147957B2 (ja) 2001-03-19
DE69124487T2 (de) 1997-05-22
EP0488708A3 (en) 1992-11-19
EP0488708A2 (de) 1992-06-03
US5317429A (en) 1994-05-31

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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