DE69526587D1 - Effizienter optischer wellenlängenmultiplexer/demultiplexer - Google Patents

Effizienter optischer wellenlängenmultiplexer/demultiplexer

Info

Publication number
DE69526587D1
DE69526587D1 DE69526587T DE69526587T DE69526587D1 DE 69526587 D1 DE69526587 D1 DE 69526587D1 DE 69526587 T DE69526587 T DE 69526587T DE 69526587 T DE69526587 T DE 69526587T DE 69526587 D1 DE69526587 D1 DE 69526587D1
Authority
DE
Germany
Prior art keywords
demultiplexer
optical wavelength
wavelength multiplexer
efficient optical
efficient
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
DE69526587T
Other languages
English (en)
Other versions
DE69526587T2 (de
Inventor
A Ball
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69526587D1 publication Critical patent/DE69526587D1/de
Publication of DE69526587T2 publication Critical patent/DE69526587T2/de
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
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317—Light guides of the optical fibre type
    • G02B6/29319—With a cascade of diffractive elements or of diffraction operations
    • G02B6/2932—With a cascade of diffractive elements or of diffraction operations comprising a directional router, e.g. directional coupler, circulator
    • 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
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0206—Express channels arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0213—Groups of channels or wave bands arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0215—Architecture aspects
    • H04J14/0219—Modular or upgradable architectures
    • 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
    • H04Q11/0003—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0209—Multi-stage arrangements, e.g. by cascading multiplexers or demultiplexers
    • 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
    • H04Q2011/0009—Construction using wavelength filters
    • 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
    • H04Q2011/0015—Construction using splitting combining
    • 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
    • H04Q2011/0022—Construction using fibre gratings
    • 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)
DE69526587T 1994-09-23 1995-09-22 Effizienter optischer wellenlängenmultiplexer/demultiplexer Expired - Lifetime DE69526587T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/311,333 US5657406A (en) 1994-09-23 1994-09-23 Efficient optical wavelength multiplexer/de-multiplexer
PCT/US1995/012231 WO1996009703A1 (en) 1994-09-23 1995-09-22 Efficient optical wavelength multiplexer/de-multiplexer

Publications (2)

Publication Number Publication Date
DE69526587D1 true DE69526587D1 (de) 2002-06-06
DE69526587T2 DE69526587T2 (de) 2002-11-28

Family

ID=23206425

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69526587T Expired - Lifetime DE69526587T2 (de) 1994-09-23 1995-09-22 Effizienter optischer wellenlängenmultiplexer/demultiplexer

Country Status (7)

Country Link
US (1) US5657406A (de)
EP (1) EP0782799B1 (de)
JP (1) JP3683588B2 (de)
CA (1) CA2200300C (de)
DE (1) DE69526587T2 (de)
ES (1) ES2176340T3 (de)
WO (1) WO1996009703A1 (de)

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GB2308461B (en) * 1995-12-22 2000-02-02 Northern Telecom Ltd Optical fm to am conversion
FR2743424B1 (fr) * 1996-01-09 1998-03-27 Instruments Sa Routeur n x n de longueur d'onde, procede de routage optique et reseau de communications associes
US6111681A (en) 1996-02-23 2000-08-29 Ciena Corporation WDM optical communication systems with wavelength-stabilized optical selectors
US5721796A (en) * 1996-06-21 1998-02-24 Lucent Technologies Inc. Optical fiber cross connect with active routing for wavelength multiplexing and demultiplexing
KR0183945B1 (ko) * 1996-11-28 1999-05-15 삼성전자주식회사 광 디멀티플렉서
KR100207602B1 (ko) * 1996-12-06 1999-07-15 윤종용 광 전력의 손실을 방지하는 광 파장 필터 및 이를 이용한 광 디멀티플렉서
US5740289A (en) * 1996-12-30 1998-04-14 At&T Corp Optical arrangement for amplifying WDM signals
US6330090B1 (en) * 1997-02-14 2001-12-11 Photonetics Optical fiber wavelength, multiplexer and demultiplexer
KR19980068452A (ko) * 1997-02-19 1998-10-15 김광호 Wdm전송 시스템의 디멀티플렉서
FI112569B (fi) * 1997-05-13 2003-12-15 Nokia Corp Optinen add/drop-laite
DE19746350A1 (de) * 1997-10-21 1999-04-22 Bosch Gmbh Robert Transceiver für Wellenlängemultiplex-Verfahren
US6011884A (en) * 1997-12-13 2000-01-04 Lightchip, Inc. Integrated bi-directional axial gradient refractive index/diffraction grating wavelength division multiplexer
US6404945B1 (en) 1997-12-13 2002-06-11 Lightchip, Inc. Wavelength division multiplexing/demultiplexing devices using homogeneous refractive index lenses
US6289155B1 (en) 1997-12-13 2001-09-11 Lightchip, Inc. Wavelength division multiplexing/demultiplexing devices using dual high index of refraction crystalline lenses
US6271970B1 (en) 1997-12-13 2001-08-07 Lightchip, Inc. Wavelength division multiplexing/demultiplexing devices using dual homogeneous refractive index lenses
US6236780B1 (en) 1997-12-13 2001-05-22 Light Chip, Inc. Wavelength division multiplexing/demultiplexing devices using dual diffractive optic lenses
US6243513B1 (en) 1997-12-13 2001-06-05 Lightchip, Inc. Wavelength division multiplexing/demultiplexing devices using diffractive optic lenses
US6011885A (en) * 1997-12-13 2000-01-04 Lightchip, Inc. Integrated bi-directional gradient refractive index wavelength division multiplexer
US6263135B1 (en) 1997-12-13 2001-07-17 Lightchip, Inc. Wavelength division multiplexing/demultiplexing devices using high index of refraction crystalline lenses
US5999672A (en) * 1997-12-13 1999-12-07 Light Chip, Inc. Integrated bi-directional dual axial gradient refractive index/diffraction grating wavelength division multiplexer
US6298182B1 (en) 1997-12-13 2001-10-02 Light Chip, Inc. Wavelength division multiplexing/demultiplexing devices using polymer lenses
US5943457A (en) * 1998-03-24 1999-08-24 Telecommunications Research Laboratories Generalized resonant coupler filters
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
FR2782588B1 (fr) * 1998-08-24 2002-12-20 Alsthom Cge Alkatel Dispositif d'insertion/extraction de signaux optiques multiplexes en longueur d'onde
US6522797B1 (en) 1998-09-01 2003-02-18 Input/Output, Inc. Seismic optical acoustic recursive sensor system
IL128503A (en) * 1999-02-11 2003-07-06 Eci Telecom Ltd Wdm multiplexer
IES990137A2 (en) * 1999-02-22 2000-08-23 Sumicem Opto Electronics Irela High isolation couplers
US6480648B1 (en) 1999-02-25 2002-11-12 Lightchip, Inc. Technique for detecting the status of WDM optical signals
US6343169B1 (en) 1999-02-25 2002-01-29 Lightchip, Inc. Ultra-dense wavelength division multiplexing/demultiplexing device
US6829096B1 (en) 1999-02-25 2004-12-07 Confluent Photonics Corporation Bi-directional wavelength division multiplexing/demultiplexing devices
US6434299B1 (en) 1999-06-01 2002-08-13 Lightchip, Inc. Wavelength division multiplexing/demultiplexing devices having concave diffraction gratings
JP2001197005A (ja) * 2000-01-13 2001-07-19 Sumitomo Electric Ind Ltd 光伝送システム及び光伝送方法
GB2363675B (en) * 2000-01-19 2004-05-26 Advantest Corp Wideband optical amplifier and wideband variable wavelength optical source
CA2302008A1 (en) * 2000-03-22 2001-09-22 Tellamon Photonic Networks Inc. Mach-zehnder based filter demultiplexers and method
US6724950B2 (en) 2000-03-31 2004-04-20 Board Of Regents, The University Of Texas System Electro-optically tunable filter with mesh structure to filter optical signal
US6415073B1 (en) 2000-04-10 2002-07-02 Lightchip, Inc. Wavelength division multiplexing/demultiplexing devices employing patterned optical components
US7205347B2 (en) * 2000-10-19 2007-04-17 Trans Photonics, Llc. Substituted-polyaryl chromophoric compounds
DE60105117T2 (de) * 2001-03-20 2005-08-11 Agilent Technologies, Inc. (n.d.Ges.d.Staates Delaware), Palo Alto Ein optischer Multiplexer/Demultiplexer
AUPR606501A0 (en) * 2001-07-02 2001-07-26 Adc Australia Pty Ltd A multiple wavelength combiner
US9544668B2 (en) 2010-12-13 2017-01-10 Neophotonics Corporation Optical network communication system with optical line terminal transceiver and method of operation thereof
US10852472B1 (en) 2019-06-18 2020-12-01 Cisco Technology, Inc. Multiple stage Bragg gratings in multiplexing applications
US11002980B1 (en) * 2020-03-10 2021-05-11 Cisco Technology, Inc. Cascaded arrangement of two-mode Bragg gratings in multiplexing applications

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
JPS5851248B2 (ja) * 1983-01-31 1983-11-15 日本電信電話株式会社 光波長選択結合装置
US4900119A (en) * 1988-04-01 1990-02-13 Canadian Patents & Development Ltd. Wavelength selective optical devices using optical directional coupler
US5093876A (en) * 1990-07-27 1992-03-03 At&T Bell Laboratories WDM systems incorporating adiabatic reflection filters
US5048909A (en) * 1990-07-27 1991-09-17 At&T Bell Laboratories Adiabatic reflection apparatus
JPH04104634A (ja) * 1990-08-24 1992-04-07 Hitachi Ltd 波長多重光ネットワーク
US5218655A (en) * 1992-05-29 1993-06-08 At&T Bell Laboratories Article comprising an optical waveguide with in-line refractive index grating
US5271024A (en) * 1992-07-27 1993-12-14 General Instrument Corporation Optical fiber amplifier and laser with flattened gain slope
DE4302133A1 (de) * 1993-01-27 1994-07-28 Kabelmetal Electro Gmbh Multiplexer/Demultiplexer für drei Wellenlängen
US5425116A (en) * 1993-11-16 1995-06-13 At&T Corp. Tunable optical waveguide grating arrangement
US5446809A (en) * 1994-09-23 1995-08-29 United Technologies Corporation All fiber wavelength selective optical switch

Also Published As

Publication number Publication date
ES2176340T3 (es) 2002-12-01
CA2200300A1 (en) 1996-03-28
EP0782799A1 (de) 1997-07-09
EP0782799B1 (de) 2002-05-02
DE69526587T2 (de) 2002-11-28
CA2200300C (en) 2001-06-26
JPH10506203A (ja) 1998-06-16
US5657406A (en) 1997-08-12
WO1996009703A1 (en) 1996-03-28
JP3683588B2 (ja) 2005-08-17

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Legal Events

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8364 No opposition during term of opposition