DE69920451D1 - Verfahren und vorrichtung zur abzweigung von optischen kanälen in einem optischen übertragungssystem - Google Patents

Verfahren und vorrichtung zur abzweigung von optischen kanälen in einem optischen übertragungssystem

Info

Publication number
DE69920451D1
DE69920451D1 DE69920451T DE69920451T DE69920451D1 DE 69920451 D1 DE69920451 D1 DE 69920451D1 DE 69920451 T DE69920451 T DE 69920451T DE 69920451 T DE69920451 T DE 69920451T DE 69920451 D1 DE69920451 D1 DE 69920451D1
Authority
DE
Germany
Prior art keywords
transmission system
branching
optical
optical transmission
channels
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
DE69920451T
Other languages
English (en)
Other versions
DE69920451T2 (de
Inventor
Stefano Aina
Gianpaolo Barozzi
Fausto Meli
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.)
Corning Photonic Technologies Inc
Original Assignee
Corning Photonic 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 Corning Photonic Technologies Inc filed Critical Corning Photonic Technologies Inc
Application granted granted Critical
Publication of DE69920451D1 publication Critical patent/DE69920451D1/de
Publication of DE69920451T2 publication Critical patent/DE69920451T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0224—Irregular wavelength spacing, e.g. to accommodate interference to all wavelengths
    • 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
    • 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
    • G02B6/29382—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 including at least adding or dropping a signal, i.e. passing the majority of signals
    • G02B6/29383—Adding and dropping
    • 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
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
    • 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
    • H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or dropping
    • 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
    • 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
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
    • G02B6/12009—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides
    • G02B6/12019—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides characterised by the optical interconnection to or from the AWG devices, e.g. integration or coupling with lasers or photodiodes
    • G02B6/12021—Comprising cascaded AWG devices; AWG multipass configuration; Plural AWG devices integrated on a single chip
    • 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
    • G02B6/29392—Controlling dispersion
    • G02B6/29394—Compensating wavelength dispersion
    • 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
    • H04J14/0221—Power control, e.g. to keep the total optical power constant
DE69920451T 1998-06-09 1999-06-07 Verfahren und vorrichtung zur abzweigung von optischen kanälen in einem optischen übertragungssystem Expired - Fee Related DE69920451T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP98110594 1998-06-09
EP98110594A EP0964275A1 (de) 1998-06-09 1998-06-09 Verfahren und Vorrichtung zum Entnehmen von optische Kanälen in einem optischen Übertragungssystem
US8928598P 1998-06-15 1998-06-15
US89285P 1998-06-15
PCT/EP1999/003915 WO1999065174A1 (en) 1998-06-09 1999-06-07 Method and device for dropping optical channels in an optical transmission system

Publications (2)

Publication Number Publication Date
DE69920451D1 true DE69920451D1 (de) 2004-10-28
DE69920451T2 DE69920451T2 (de) 2005-11-10

Family

ID=8232094

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69920451T Expired - Fee Related DE69920451T2 (de) 1998-06-09 1999-06-07 Verfahren und vorrichtung zur abzweigung von optischen kanälen in einem optischen übertragungssystem

Country Status (6)

Country Link
EP (2) EP0964275A1 (de)
JP (1) JP2002518696A (de)
BR (1) BR9911082A (de)
CA (1) CA2334542A1 (de)
DE (1) DE69920451T2 (de)
WO (1) WO1999065174A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6556346B1 (en) 1998-09-22 2003-04-29 Corning O.T.I.Spa Optical amplifying unit and optical transmission system
AU760925B2 (en) * 1999-02-18 2003-05-22 Xieon Networks S.A.R.L. Add-drop-multiplexer and optical wavelength division multiplex transmission system
US6885824B1 (en) 2000-03-03 2005-04-26 Optical Coating Laboratory, Inc. Expandable optical array
US6603598B1 (en) 1999-09-29 2003-08-05 Corning O.T.I. Inc. Optical amplifying unit and optical transmission system
FR2800949B1 (fr) * 1999-11-08 2002-04-12 Cit Alcatel Procede d'extraction de canal pour systeme de transmission optique a multiplex de longueurs d'onde et dispositifs appliquant ce procede
US6292290B1 (en) * 1999-12-20 2001-09-18 Nortel Networks Limited Methods and apparatus for adjusting power in an optical signal, for providing a seamless optical ring and for providing a bidirectional equalized amplifier
US6567578B1 (en) 2000-02-16 2003-05-20 Adc Telecommunications Fiber optic device operating at two or more wavelengths
US6532321B1 (en) 2000-02-16 2003-03-11 Adc Telecommunications, Inc. Fiber optic isolator for use with multiple-wavelength optical signals
EP1126650A3 (de) * 2000-02-18 2007-01-03 Ericsson AB Vorrichtung zur optischen Kommunikation
US6353497B1 (en) 2000-03-03 2002-03-05 Optical Coating Laboratory, Inc. Integrated modular optical amplifier
WO2001064010A2 (en) 2000-03-03 2001-09-07 Optical Technologies Italia S.P.A Optical amplifier and optical transmission system
WO2003007521A1 (en) * 2001-07-13 2003-01-23 Lumentis Ab Wdm ring network for flexible connections
KR100434454B1 (ko) * 2001-09-17 2004-06-05 삼성전자주식회사 데이지 체인 파장 분할 다중화 디바이스와 이를 사용한데이지 체인 파장 분할 다중화 시스템 및 전송 네트워크
US20030156780A1 (en) * 2001-10-24 2003-08-21 Lambda Crossing, Ltd. Tunable filter
JP4495388B2 (ja) * 2002-04-01 2010-07-07 富士通株式会社 波長多重伝送システムにおける信号伝送方法並びに波長多重伝送システムに使用される波長多重送信装置，光分岐／挿入装置及び伝送装置
EP1453234A3 (de) * 2003-02-27 2006-05-17 ECI Telecom Ltd. Vorrichtung und Verfahren zur optischen Kommunikation
GB0308655D0 (en) * 2003-04-15 2003-05-21 Marconi Comm Ltd Optical network, and method, for the transmission of data
DE10335419A1 (de) * 2003-08-02 2005-02-17 Marconi Communications Gmbh Wellenlängenselektive optische Signalverarbeitungsvorrichtung
US7831118B2 (en) 2004-03-31 2010-11-09 Fujitsu Limited Coarse wavelength division multiplexing optical transmission system, and coarse wavelength division multiplexing optical transmission method
DE102005051290A1 (de) * 2005-10-26 2007-05-03 Siemens Ag Add-Drop-Einrichtung für Wellenlängen-Multiplex-Signale
JP4669497B2 (ja) * 2007-05-01 2011-04-13 富士通株式会社 波長多重伝送システムにおける信号伝送方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2720883B1 (fr) * 1994-06-07 1997-01-10 Cit Alcatel Multiplexeur spectral optique à insertion-extraction.
SE503514C2 (sv) * 1995-02-06 1996-07-01 Ericsson Telefon Ab L M Anordning och förfarande för att koppla en eller flera våglängdskanaler till och från en optisk fiber
IT1277397B1 (it) * 1995-07-31 1997-11-10 Pirelli Cavi S P A Ora Pirelli Sistema e metodo di telecomunicazione a multiplazione di lunghezza d'onda con separazione controllata dei canali in uscita
US5721796A (en) * 1996-06-21 1998-02-24 Lucent Technologies Inc. Optical fiber cross connect with active routing for wavelength multiplexing and demultiplexing
US5706375A (en) * 1996-09-10 1998-01-06 Jds Fitel Inc. Variable-attenuation tunable optical router
EP0833473B1 (de) * 1996-09-30 2004-11-17 Infineon Technologies AG Anordnung zur Durchführung eines Add/Drop-Verfahrens im Wellenlängenmultiplex übertragenen optischen Leistungen

Also Published As

Publication number Publication date
JP2002518696A (ja) 2002-06-25
BR9911082A (pt) 2001-02-20
WO1999065174A1 (en) 1999-12-16
CA2334542A1 (en) 1999-12-16
DE69920451T2 (de) 2005-11-10
EP1088417A1 (de) 2001-04-04
EP0964275A1 (de) 1999-12-15
EP1088417B1 (de) 2004-09-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: DURM & PARTNER, 76133 KARLSRUHE

8339 Ceased/non-payment of the annual fee