DE69121200D1 - Lichtaktivierte optische schaltvorrichtung - Google Patents

Lichtaktivierte optische schaltvorrichtung

Info

Publication number
DE69121200D1
DE69121200D1 DE69121200T DE69121200T DE69121200D1 DE 69121200 D1 DE69121200 D1 DE 69121200D1 DE 69121200 T DE69121200 T DE 69121200T DE 69121200 T DE69121200 T DE 69121200T DE 69121200 D1 DE69121200 D1 DE 69121200D1
Authority
DE
Germany
Prior art keywords
switching device
light
light beam
light activated
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
DE69121200T
Other languages
English (en)
Other versions
DE69121200T2 (de
Inventor
Joseph Evans
Jeff Bullington
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.)
Radiant Technologies Inc
Original Assignee
Radiant Technologies 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 Radiant Technologies Inc filed Critical Radiant Technologies Inc
Publication of DE69121200D1 publication Critical patent/DE69121200D1/de
Application granted granted Critical
Publication of DE69121200T2 publication Critical patent/DE69121200T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3522—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element enabling or impairing total internal reflection
    • 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
    • G02F1/293—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 by another light beam, i.e. opto-optical deflection
    • 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
    • G02F1/3137—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
    • G02B6/3548—1xN switch, i.e. one input and a selectable single output of N possible outputs
    • G02B6/355—1x2 switch, i.e. one input and a selectable single output of two possible outputs
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3596—With planar waveguide arrangement, i.e. in a substrate, regardless if actuating mechanism is outside the substrate
    • 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 
    • G02F1/0126—Opto-optical modulation, i.e. control of one light beam by another light beam, not otherwise provided for in this subclass

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Optical Integrated Circuits (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
DE69121200T 1990-05-14 1991-05-06 Lichtaktivierte optische schaltvorrichtung Expired - Fee Related DE69121200T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/523,471 US5078478A (en) 1990-05-14 1990-05-14 Light actuated optical switching device
PCT/US1991/003085 WO1991018305A1 (en) 1990-05-14 1991-05-06 Light actuated optical switching device

Publications (2)

Publication Number Publication Date
DE69121200D1 true DE69121200D1 (de) 1996-09-05
DE69121200T2 DE69121200T2 (de) 1997-02-20

Family

ID=24085163

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69121200T Expired - Fee Related DE69121200T2 (de) 1990-05-14 1991-05-06 Lichtaktivierte optische schaltvorrichtung

Country Status (9)

Country Link
US (1) US5078478A (de)
EP (1) EP0528961B1 (de)
JP (1) JP3031707B2 (de)
KR (1) KR100264523B1 (de)
AT (1) ATE141012T1 (de)
AU (1) AU641335B2 (de)
CA (1) CA2082938A1 (de)
DE (1) DE69121200T2 (de)
WO (1) WO1991018305A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6816296B2 (en) 1997-10-29 2004-11-09 Teloptics Corporation Optical switching network and network node and method of optical switching
US6768572B2 (en) 1997-10-29 2004-07-27 Teloptics Corporation Solid state free space switch array on a substrate
US6310712B1 (en) * 1997-10-29 2001-10-30 Teloptics Corporation Discrete element light modulating microstructure devices
US6486996B1 (en) * 1998-10-27 2002-11-26 Teloptics Corporations Discrete element light modulating microstructure devices
EP1081124A3 (de) 1999-09-02 2001-10-31 Haldor Topsoe A/S Verfahren zur katalytischen selektiven Oxidation eines Kohlenwasserstoffs
US7233739B2 (en) * 2001-10-22 2007-06-19 Patel C Kumar N Optical bit stream reader system
KR100640841B1 (ko) 2005-08-30 2006-11-02 엘지전자 주식회사 스위치 장치 및 그 제조방법
US20140284451A1 (en) * 2013-03-15 2014-09-25 Lawrence Livermore National Security, Llc Reducing localized high electric fields in photoconductive wide bandgap semiconductors

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002898A (en) * 1976-01-26 1977-01-11 The United States Of America As Represented By The Secretary Of The Navy Single mode laser multiterminal optical data communication system
US4119929A (en) * 1977-05-19 1978-10-10 Trw Inc. Near infrared laser modulator
US4343536A (en) * 1979-05-15 1982-08-10 Nippon Electric Co., Ltd. Electro-optic light deflector
US4391901A (en) * 1980-06-13 1983-07-05 The United States Of America As Represented By The United States Department Of Energy Photosensitivity enhancement of PLZT ceramics by positive ion implantation
JPS5922028A (ja) * 1982-07-29 1984-02-04 Nippon Telegr & Teleph Corp <Ntt> 光スイツチ
EP0137851B1 (de) * 1983-02-10 1990-05-16 Matsushita Electric Industrial Co., Ltd. Optischer schalter
GB8516108D0 (en) * 1985-06-26 1985-07-31 Gen Electric Co Plc Optical switch
US4929063A (en) * 1986-01-22 1990-05-29 Honeywell Inc. Nonlinear tunable optical bandpass filter
US4759595A (en) * 1986-03-25 1988-07-26 Apa Optics, Inc. Integrated optic switch
GB2191014B (en) * 1986-05-28 1990-07-04 Plessey Co Plc Spatial light modulator
JPS62299937A (ja) * 1986-06-20 1987-12-26 Minolta Camera Co Ltd 光シヤツタアレイ
GB2193337B (en) * 1986-07-30 1990-03-07 Gen Electric Plc Optical switch apparatus
JPS63189839A (ja) * 1987-02-02 1988-08-05 Konica Corp 光制御素子
JPH084376Y2 (ja) * 1988-05-31 1996-02-07 日本精工株式会社 リニアガイド装置
US4902087A (en) * 1988-09-19 1990-02-20 Unisys Corporation Fiber optic bypass switch
JPH02166423A (ja) * 1988-12-20 1990-06-27 Sumitomo Electric Ind Ltd 光スイッチ
US4986639A (en) * 1989-01-13 1991-01-22 Hughes Aircraft Company Eye protection device against broadband high intensity light

Also Published As

Publication number Publication date
KR100264523B1 (ko) 2000-09-01
JPH05507564A (ja) 1993-10-28
KR937000860A (ko) 1993-03-16
WO1991018305A1 (en) 1991-11-28
EP0528961A4 (en) 1993-03-31
AU7985391A (en) 1991-12-10
EP0528961A1 (de) 1993-03-03
ATE141012T1 (de) 1996-08-15
CA2082938A1 (en) 1991-11-15
EP0528961B1 (de) 1996-07-31
JP3031707B2 (ja) 2000-04-10
DE69121200T2 (de) 1997-02-20
US5078478A (en) 1992-01-07
AU641335B2 (en) 1993-09-16

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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