IL140031A0 - Planar array optical switch and method - Google Patents

Planar array optical switch and method

Info

Publication number
IL140031A0
IL140031A0 IL14003199A IL14003199A IL140031A0 IL 140031 A0 IL140031 A0 IL 140031A0 IL 14003199 A IL14003199 A IL 14003199A IL 14003199 A IL14003199 A IL 14003199A IL 140031 A0 IL140031 A0 IL 140031A0
Authority
IL
Israel
Prior art keywords
optical switch
planar array
array optical
planar
switch
Prior art date
Application number
IL14003199A
Other languages
English (en)
Original Assignee
Astarte Fiber Networks 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 Astarte Fiber Networks Inc filed Critical Astarte Fiber Networks Inc
Publication of IL140031A0 publication Critical patent/IL140031A0/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • 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
    • G02B6/3554—3D constellations, i.e. with switching elements and switched beams located in a volume
    • G02B6/3556—NxM switch, i.e. regular arrays of switches elements of matrix type constellation
    • 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
    • G02B6/32—Optical coupling means having lens focusing means positioned between opposed fibre ends
    • 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
    • G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
    • 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
    • G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
    • G02B6/3584—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details constructional details of an associated actuator having a MEMS construction, i.e. constructed using semiconductor technology such as etching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • 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
    • G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
    • G02B6/3518—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror the reflective optical element being an intrinsic part of a MEMS device, i.e. fabricated together with the MEMS device
    • 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
    • G02B6/3542—Non-blocking switch, e.g. with multiple potential paths between multiple inputs and outputs, the establishment of one switching path not preventing the establishment of further switching paths
    • 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
    • G02B6/356—Switching arrangements, i.e. number of input/output ports and interconnection types in an optical cross-connect device, e.g. routing and switching aspects of interconnecting different paths propagating different wavelengths to (re)configure the various input and output links
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0024—Construction using space switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0026—Construction using free space propagation (e.g. lenses, mirrors)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0026—Construction using free space propagation (e.g. lenses, mirrors)
    • H04Q2011/003—Construction using free space propagation (e.g. lenses, mirrors) using switches based on microelectro-mechanical systems [MEMS]
IL14003199A 1998-06-05 1999-06-04 Planar array optical switch and method IL140031A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8807598P 1998-06-05 1998-06-05
PCT/US1999/012550 WO1999066354A2 (en) 1998-06-05 1999-06-04 Planar array optical switch and method

Publications (1)

Publication Number Publication Date
IL140031A0 true IL140031A0 (en) 2002-02-10

Family

ID=22209266

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14003199A IL140031A0 (en) 1998-06-05 1999-06-04 Planar array optical switch and method

Country Status (12)

Country Link
US (4) US6466711B1 (xx)
EP (1) EP1092166A4 (xx)
JP (1) JP2002518700A (xx)
KR (1) KR20010071412A (xx)
CN (1) CN1192263C (xx)
AU (1) AU760646B2 (xx)
BR (1) BR9911618A (xx)
CA (1) CA2331990A1 (xx)
IL (1) IL140031A0 (xx)
MX (1) MXPA00012024A (xx)
RU (1) RU2267143C2 (xx)
WO (1) WO1999066354A2 (xx)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL140031A0 (en) * 1998-06-05 2002-02-10 Astarte Fiber Networks Inc Planar array optical switch and method
US6694072B1 (en) 1999-07-21 2004-02-17 Armand P. Neukermans Flexible, modular, compact fiber switch improvements
US6445844B1 (en) 1999-09-15 2002-09-03 Xros, Inc. Flexible, modular, compact fiber optic switch
US6690885B1 (en) * 1999-10-07 2004-02-10 Lucent Technologies Inc. Optical crossconnect using tilting mirror MEMS array
US6618520B2 (en) * 1999-11-09 2003-09-09 Texas Instruments Incorporated Micromirror optical switch
US6798992B1 (en) * 1999-11-10 2004-09-28 Agere Systems Inc. Method and device for optically crossconnecting optical signals using tilting mirror MEMS with drift monitoring feature
DE60018883T2 (de) * 1999-11-17 2006-04-13 Lucent Technologies Inc. Optisches Querverbindungssystem mit mikro-elektromechanischer Kippspiegelanordnung
CA2325611C (en) 1999-12-01 2004-04-20 Lucent Technologies Inc. An optical cross connect employing a curved optical component
WO2001040843A1 (en) * 1999-12-01 2001-06-07 Xros, Inc., Nortel Networks Arrangement for multiple 1xn optical switches
CA2300780C (en) * 2000-03-15 2007-08-07 Nortel Networks Corporation Integrated photonic switch
US6330102B1 (en) * 2000-03-24 2001-12-11 Onix Microsystems Apparatus and method for 2-dimensional steered-beam NxM optical switch using single-axis mirror arrays and relay optics
US7023604B2 (en) 2000-03-25 2006-04-04 Analog Devices, Inc. Three dimensional optical switches and beam steering modules
US6738583B1 (en) * 2000-05-01 2004-05-18 Agilent Technologies, Inc. Self-aligning infra-red communication link
WO2001086762A2 (en) * 2000-05-12 2001-11-15 University Of Southern California Reflector for laser interrogation of three-dimensional objects
US6585383B2 (en) 2000-05-18 2003-07-01 Calient Networks, Inc. Micromachined apparatus for improved reflection of light
US6516109B2 (en) * 2000-05-30 2003-02-04 Siwave, Inc. Low insertion loss non-blocking optical switch
US6728016B1 (en) 2000-06-05 2004-04-27 Calient Networks, Inc. Safe procedure for moving mirrors in an optical cross-connect switch
US6587611B1 (en) 2000-06-06 2003-07-01 Calient Networks, Inc. Maintaining path integrity in an optical switch
US6363182B2 (en) * 2000-07-31 2002-03-26 James D. Mills Optical switch for reciprocal traffic
US6643425B1 (en) 2000-08-17 2003-11-04 Calient Networks, Inc. Optical switch having switch mirror arrays controlled by scanning beams
US6775043B1 (en) 2000-08-21 2004-08-10 Blue Sky Research Reflector assemblies for optical cross-connect switches and switches fabricated therefrom
US6418247B1 (en) * 2000-09-08 2002-07-09 Harris Corporation Fiber optic switch and associated methods
KR100805969B1 (ko) * 2000-09-29 2008-02-25 텍사스 인스트루먼츠 인코포레이티드 광 애드 드롭 멀티플렉서
US6633694B2 (en) * 2000-09-29 2003-10-14 Texas Instruments Incorporated Micromirror optical switch
US6816640B2 (en) * 2000-09-29 2004-11-09 Texas Instruments Incorporated Optical add drop multiplexer
JP2002214546A (ja) * 2000-11-15 2002-07-31 Oki Electric Ind Co Ltd 光スイッチ
CA2327862A1 (en) 2000-11-20 2002-05-20 Thomas Ducellier Optical switch
US7039267B2 (en) * 2000-11-20 2006-05-02 Jds Uniphase Inc. Optical switch
US6600849B2 (en) 2000-11-20 2003-07-29 Jds Uniphase Inc. Control system for optical cross-connect switches
US6560000B2 (en) 2000-11-20 2003-05-06 Jds Uniphase Inc. Wavelength-dependent optical signal processing using an angle-to-offset module
CA2326362A1 (en) 2000-11-20 2002-05-20 Thomas Ducellier Optical switch
US7212745B2 (en) * 2000-11-30 2007-05-01 Matsushita Electric Industrial Co., Ltd. Optical transmission system
US6873755B2 (en) * 2000-12-20 2005-03-29 Pts Corporation Wavelength router with staggered input/output fibers
US6690849B1 (en) 2001-01-05 2004-02-10 Tellium, Inc. Optical switch having MEMS array with reduced optical loss
US6628857B1 (en) * 2001-01-11 2003-09-30 Tellium, Inc. Optical switch with an array of offset angled micro-mirrors
US6480645B1 (en) 2001-01-30 2002-11-12 Tellium, Inc. Sidewall electrodes for electrostatic actuation and capacitive sensing
JP4023584B2 (ja) * 2001-03-02 2007-12-19 富士通株式会社 光スイッチ
US6792177B2 (en) 2001-03-12 2004-09-14 Calient Networks, Inc. Optical switch with internal monitoring
JP2002277763A (ja) * 2001-03-22 2002-09-25 Mitsubishi Electric Corp 空間伝搬型光スイッチ
US6882766B1 (en) 2001-06-06 2005-04-19 Calient Networks, Inc. Optical switch fabric with redundancy
US7110633B1 (en) 2001-08-13 2006-09-19 Calient Networks, Inc. Method and apparatus to provide alternative paths for optical protection path switch arrays
US6813057B2 (en) 2001-09-27 2004-11-02 Memx, Inc. Configurations for an optical crossconnect switch
US6640023B2 (en) 2001-09-27 2003-10-28 Memx, Inc. Single chip optical cross connect
US6794793B2 (en) 2001-09-27 2004-09-21 Memx, Inc. Microelectromechnical system for tilting a platform
US6738539B2 (en) 2001-10-03 2004-05-18 Continuum Photonics Beam-steering optical switching apparatus
US6636656B2 (en) * 2001-10-24 2003-10-21 Transparent Networks, Inc. System architecture of optical switching fabric
US20030081883A1 (en) * 2001-10-26 2003-05-01 Corning, Inc. Checker-board optical cross-connect
US6900915B2 (en) 2001-11-14 2005-05-31 Ricoh Company, Ltd. Light deflecting method and apparatus efficiently using a floating mirror
US6944365B2 (en) * 2002-01-03 2005-09-13 Memx, Inc. Off axis optical signal redirection architectures
US6959126B1 (en) 2002-02-08 2005-10-25 Calient Networks Multipurpose testing system for optical cross connect devices
US6788842B1 (en) 2002-03-05 2004-09-07 Calient Networks Method and apparatus for internal monitoring and control of reflectors in an optical switch
US7379668B2 (en) 2002-04-02 2008-05-27 Calient Networks, Inc. Optical amplification in photonic switched crossconnect systems
JP2004077854A (ja) * 2002-08-20 2004-03-11 Fujitsu Ltd 光スイッチ及びその使用方法
US6961259B2 (en) 2003-01-23 2005-11-01 Micron Technology, Inc. Apparatus and methods for optically-coupled memory systems
US7027219B2 (en) * 2003-02-03 2006-04-11 Gatton Averell S Method and system for mirror telescope configuration
US6900922B2 (en) * 2003-02-24 2005-05-31 Exajoule, Llc Multi-tilt micromirror systems with concealed hinge structures
GB2403022C (en) * 2003-06-19 2008-10-30 Polatis Ltd Flexible increase to optical switch capacity
US7403719B2 (en) * 2003-06-30 2008-07-22 Texas Instruments Incorporated Feedback control for free-space optical systems
JP2005031388A (ja) * 2003-07-14 2005-02-03 Hitachi Ltd ビームダイレクションモジュール及びそれを用いた光スイッチ
WO2005011322A2 (en) * 2003-07-28 2005-02-03 Olympus Corporation Optical switch and method of controlling optical switch
US7369721B2 (en) * 2003-09-26 2008-05-06 Mbda Uk Limited Optical imaging system with optical delay lines
JP2008506981A (ja) * 2004-07-15 2008-03-06 ポラティス リミテッド 光学スイッチ
GB0518732D0 (en) * 2005-09-14 2005-10-19 Polatis Ltd Latching switch improvements
US20100040325A1 (en) * 2007-03-26 2010-02-18 Trex Enterprises Corp. Low-cost multimode optical fiber switch
CN102156330B (zh) * 2010-08-12 2013-01-30 华为技术有限公司 光开关和光开关实现方法
EP3217207B1 (en) 2014-11-05 2019-09-04 Huawei Technologies Co., Ltd. Micro-electro-mechanical system optical switch and switching node
KR101911351B1 (ko) * 2017-01-11 2018-10-25 재단법인 오송첨단의료산업진흥재단 타원형 리플렉터 및 이를 포함하는 광 신호 전달 모듈
CN107561718B (zh) * 2017-10-26 2024-01-23 广东工业大学 一种数字光纤合束器及利用光纤合束获取动态掩膜的方法
CN114200590B (zh) * 2021-12-09 2023-06-27 武汉光迅科技股份有限公司 一种二维MEMS光开关Hitless切换控制方法和装置
CN115016080B (zh) * 2022-08-09 2022-11-01 武汉乾希科技有限公司 光传输组件和用于组装光传输组件的方法

Family Cites Families (98)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2982859A (en) 1959-02-04 1961-05-02 Engelhard Hanovia Inc Light communication alinement system
US3349174A (en) 1964-02-03 1967-10-24 Raytheon Co Beam scanning device
GB1160546A (en) 1965-07-08 1969-08-06 Spiro John Catravas Selector Switching Systems Utilising Optical Interconnecting Paths Occupying a Common Space
DE1255541B (de) 1965-12-15 1967-11-30 Nippon Electric Co Optische Nachrichtenuebertragungsanordnung
US3649105A (en) 1968-02-21 1972-03-14 North American Rockwell Optical shutter
US4003655A (en) 1975-04-17 1977-01-18 The United States Of America As Represented By The Secretary Of The Army Hybrid silicon avalanche quadrant detector
US4198116A (en) 1975-04-30 1980-04-15 Thomson-Csf Electro-optical switch and modulator
US3990780A (en) 1975-08-22 1976-11-09 Gte Laboratories Incorporated Optical switch
JPS53137631A (en) 1977-05-07 1978-12-01 Canon Inc Terminal unit for information processing
FR2411426A1 (fr) 1977-12-09 1979-07-06 Thomson Csf Bifurcation optique a commande electrique et son application aux dispositifs de transmission par fibres optiques
US4304460A (en) * 1978-03-10 1981-12-08 Matsushita Electric Industrial Co., Ltd. Optical switching device
US4234145A (en) 1978-05-17 1980-11-18 Northrop Corporation Radiant energy quadrant detection device
US4208094A (en) 1978-10-02 1980-06-17 Bell Telephone Laboratories, Incorporated Optical switch
JPS5566154A (en) 1978-11-13 1980-05-19 Hitachi Denshi Ltd Optical communication system
JPS5574503A (en) 1978-11-29 1980-06-05 Nec Corp Mechanical photo switch
JPS55105210A (en) 1979-02-08 1980-08-12 Nec Corp Photo switch element
FR2458195B1 (fr) 1979-05-30 1986-02-28 Materiel Telephonique Commutateur optique a tres grand nombre de voies
JPS55159402A (en) * 1979-05-31 1980-12-11 Fujitsu Ltd Full mirror type channel-connecting photo switch having photo detector
US4993796A (en) 1979-08-14 1991-02-19 Kaptron, Inc. Fiber optics communication modules
US4249814A (en) 1979-10-01 1981-02-10 Iowa State University Research Foundation, Inc. Frustrated total internal reflection camera shutter
US4303302A (en) 1979-10-30 1981-12-01 Gte Laboratories Incorporated Piezoelectric optical switch
US4796263A (en) 1979-12-21 1989-01-03 Westinghouse Electric Corp. FTIR optical manifold and wavelength agile laser system
US4603975A (en) 1980-03-17 1986-08-05 Hughes Aircraft Company Apparatus and method for nighttime and low visibility alignment of communicators
US4432599A (en) * 1981-03-27 1984-02-21 Sperry Corporation Fiber optic differential sensor
US4431258A (en) 1981-12-15 1984-02-14 Gte Laboratories Incorporated Optical fiber transmission system and dichroic beam splitter therefor
DE3206919A1 (de) 1982-02-26 1983-09-15 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zum optischen trennen und verbinden von lichtleitern
FR2523735A1 (fr) * 1982-03-22 1983-09-23 Labo Electronique Physique Systeme de commutation optique
DE3213076A1 (de) 1982-04-07 1983-10-20 Max Planck Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Sekundaerspiegel-kippvorrichtung fuer ein spiegelteleskop
US4574191A (en) 1982-12-30 1986-03-04 The United States Of America As Represented By The Secretary Of The Army Wide field-of-view laser spot tracker
US4470662A (en) 1983-04-07 1984-09-11 Mid-West Instrument Rotary optic switch
FR2548795B1 (fr) 1983-07-04 1986-11-21 Thomson Csf Dispositif de commutation optique a deplacement de fluide et dispositif de composition d'une ligne de points
US4644160A (en) 1983-12-14 1987-02-17 Hitachi, Ltd. System for holding plural light beams in predetermined relative positions
US4626066A (en) 1983-12-30 1986-12-02 At&T Bell Laboratories Optical coupling device utilizing a mirror and cantilevered arm
JPS60185918A (ja) 1984-03-05 1985-09-21 Canon Inc 光変調方法
FR2569864B1 (fr) 1984-09-04 1987-01-30 Commissariat Energie Atomique Equipement d'emission et de distribution de lumiere par fibres optiques, notamment pour le controle spectrophotometrique en ligne a l'aide d'un spectrophotometre double faisceau
US4614868A (en) 1984-10-12 1986-09-30 Caterpillar Industrial Inc. Fiber optic seam tracking apparatus
GB2171793B (en) 1985-02-27 1989-06-14 Drottninghamnsvagen Bergstrom Electromagnetic radiation circuit element
EP0220455A1 (de) * 1985-09-24 1987-05-06 Siemens Aktiengesellschaft Anordnung zur Kopplung einer Laserdiode und eines Monomode-Lichtwellenleiters
DE3538898A1 (de) 1985-11-02 1987-05-07 Zeiss Carl Fa Elektro-magnetisch angetriebener schwingspiegel
US4789215A (en) 1986-04-18 1988-12-06 Northern Telecom Limited Fiber optic switch with prism mounted for reciprocal and rotational movement
US4823402A (en) 1986-04-21 1989-04-18 Trw Inc. Agile optical beam steering system
US4838631A (en) 1986-12-22 1989-06-13 General Electric Company Laser beam directing system
US4838637A (en) 1987-05-04 1989-06-13 Unisys Corporation Integrated solid state non-volatile fiber optic switchboard
US5028104A (en) 1987-05-21 1991-07-02 Kaptron, Inc. Fiber optics bypass switch
US4859012A (en) * 1987-08-14 1989-08-22 Texas Instruments Incorporated Optical interconnection networks
JPH0192233A (ja) 1987-10-02 1989-04-11 Teijin Ltd 樹脂含浸シート
JPH0830787B2 (ja) * 1987-10-16 1996-03-27 日本電信電話株式会社 光ファイバコネクタ
US4790621A (en) 1987-12-07 1988-12-13 Gte Products Corporation Fiber optic switch
GB8800600D0 (en) 1988-01-12 1988-02-10 Univ Manchester Increasing efficiency of animal performance
JP2576562B2 (ja) 1988-01-28 1997-01-29 ソニー株式会社 光空間伝送装置
JPH01226228A (ja) 1988-03-04 1989-09-08 Sony Corp 光空間伝送装置
GB8816277D0 (en) 1988-07-08 1988-08-10 Univ London Optical transmission arrangement
EP0367407A3 (en) 1988-10-14 1990-06-13 British Aerospace Public Limited Company Process and apparatus for controlling alignment of a transmit laser beam of a coherent detection optical communications transmitter/receiver terminal
US4927225A (en) 1989-05-30 1990-05-22 Finisar Corporation 2×2 Optical bypass switch
US5005934A (en) 1989-07-11 1991-04-09 Galileo Electro-Optics Corporation Fiber optics channel selection device
US4932745A (en) 1989-07-25 1990-06-12 At&T Bell Laboratories Radiation switching arrangement with moving deflecting element
US5150245A (en) 1989-10-18 1992-09-22 International Business Machines Corporation Multiprocessor computer with optical data switch
US5205104A (en) * 1989-11-10 1993-04-27 Ishida Scales Mfg. Co., Ltd. Devices for supplying and transporting film for packaging apparatus
NZ236008A (en) * 1989-11-10 1992-12-23 Ishida Scale Mfg Co Ltd Packaging apparatus has film roll support and film transporting device that are width adjustable
US5037173A (en) * 1989-11-22 1991-08-06 Texas Instruments Incorporated Optical interconnection network
US5031987A (en) 1990-01-02 1991-07-16 Sundstrand Data Control, Inc. Fiber optic thermal switch utilizing frustrated total internal reflection readout
US4988157A (en) * 1990-03-08 1991-01-29 Bell Communications Research, Inc. Optical switch using bubbles
EP0505655B1 (en) 1991-03-25 1995-11-15 International Business Machines Corporation Fiber optic switch with remote optical powering
JP2617054B2 (ja) 1991-10-18 1997-06-04 日本電信電話株式会社 光接続モジュール
US5204922A (en) 1991-10-22 1993-04-20 Puritan-Bennett Corporation Optical signal channel selector
US5627669A (en) 1991-11-13 1997-05-06 Canon Kabushiki Kaisha Optical transmitter-receiver
US5199088A (en) 1991-12-31 1993-03-30 Texas Instruments Incorporated Fiber optic switch with spatial light modulator device
US5221987A (en) 1992-04-10 1993-06-22 Laughlin Richard H FTIR modulator
US5208880A (en) 1992-04-30 1993-05-04 General Electric Company Microdynamical fiber-optic switch and method of switching using same
US5255332A (en) * 1992-07-16 1993-10-19 Sdl, Inc. NxN Optical crossbar switch matrix
US5353164A (en) * 1992-10-30 1994-10-04 At&T Bell Laboratories Objective lens for a free-space photonic switching system
US5291324A (en) 1992-11-24 1994-03-01 At&T Bell Laboratories Comparison apparatus with freespace optical interconnections between optoelectronic integrated circuits
US5317659A (en) 1993-02-09 1994-05-31 Dicon Fiberoptics Conical fiberoptic switch
US5453827A (en) 1993-02-24 1995-09-26 Dicon Fiberoptics Fiberoptic in-line filter and technique for measuring the transmission quality of an optical fiber through the use of a fiberoptic in-line filter
US5436986A (en) 1993-03-09 1995-07-25 Tsai; Jian-Hung Apparatus for switching optical signals among optical fibers and method
US5420946A (en) 1993-03-09 1995-05-30 Tsai; Jian-Hung Multiple channel optical coupling switch
US5624669A (en) * 1993-03-31 1997-04-29 Tri-Point Medical Corporation Method of hemostatic sealing of blood vessels and internal organs
US5375132A (en) * 1993-05-05 1994-12-20 Coherent, Inc. Solid state laser with interleaved output
US5440654A (en) 1993-12-30 1995-08-08 Raytheon Company Fiber optic switching system
US5444801A (en) * 1994-05-27 1995-08-22 Laughlin; Richard H. Apparatus for switching optical signals and method of operation
US5546484A (en) 1994-10-14 1996-08-13 Kaptron, Inc. Fiber optic switch using polished-type directional coupler
US5594820A (en) 1995-02-08 1997-01-14 Jds Fitel Inc. Opto-mechanical device having optical element movable by twin flexures
US5524153A (en) 1995-02-10 1996-06-04 Astarte Fiber Networks, Inc. Optical fiber switching system and method using same
CA2156029C (en) 1995-08-14 2000-02-29 John O. Smiley Optical switching device
US5661591A (en) * 1995-09-29 1997-08-26 Texas Instruments Incorporated Optical switch having an analog beam for steering light
US5548669A (en) * 1995-10-11 1996-08-20 Wireless Control Systems Optical fiber light cone switch
US5671304A (en) 1995-12-21 1997-09-23 Universite Laval Two-dimensional optoelectronic tune-switch
US5956441A (en) * 1996-06-14 1999-09-21 Lucent Technologies, Inc. Multiple port optical component such as an isolater or the like
US6097859A (en) * 1998-02-12 2000-08-01 The Regents Of The University Of California Multi-wavelength cross-connect optical switch
US5960132A (en) * 1997-09-09 1999-09-28 At&T Corp. Fiber-optic free-space micromachined matrix switches
US6031946A (en) * 1998-04-16 2000-02-29 Lucent Technologies Inc. Moving mirror switch
US6430332B1 (en) * 1998-06-05 2002-08-06 Fiber, Llc Optical switching apparatus
IL140031A0 (en) * 1998-06-05 2002-02-10 Astarte Fiber Networks Inc Planar array optical switch and method
US6320993B1 (en) * 1998-06-05 2001-11-20 Astarte Fiber Networks, Inc. Optical switch pathway configuration using control signals
US6320996B1 (en) * 1998-12-31 2001-11-20 Optical Coating Laboratory, Inc. Wavelength selective optical switch
US7245647B2 (en) * 1999-10-28 2007-07-17 Ricoh Company, Ltd. Surface-emission laser diode operable in the wavelength band of 1.1-1.7mum and optical telecommunication system using such a laser diode
US6763160B2 (en) * 2001-04-26 2004-07-13 Creo Srl Optical cross connect switch having improved alignment control system
AU2003254156A1 (en) * 2002-07-23 2004-02-09 Optical Research Associates East-west separable, reconfigurable optical add/drop multiplexer

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BR9911618A (pt) 2001-03-06
US20060013526A1 (en) 2006-01-19
US6466711B1 (en) 2002-10-15
US20030142900A1 (en) 2003-07-31
MXPA00012024A (es) 2003-04-14
CA2331990A1 (en) 1999-12-23
EP1092166A2 (en) 2001-04-18
CN1192263C (zh) 2005-03-09
KR20010071412A (ko) 2001-07-28
JP2002518700A (ja) 2002-06-25
EP1092166A4 (en) 2004-09-29
US7054520B2 (en) 2006-05-30
AU5541999A (en) 2000-01-05
WO1999066354A3 (en) 2000-06-15
WO1999066354A2 (en) 1999-12-23
US7483602B2 (en) 2009-01-27
AU760646B2 (en) 2003-05-22
RU2267143C2 (ru) 2005-12-27
CN1307690A (zh) 2001-08-08
US6754409B2 (en) 2004-06-22
US20070053630A1 (en) 2007-03-08

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