DE69919469D1 - Vorrichtung zur Polarisationsdispersionskompensation den Kanälen in einem WDM-Signal - Google Patents

Vorrichtung zur Polarisationsdispersionskompensation den Kanälen in einem WDM-Signal

Info

Publication number
DE69919469D1
DE69919469D1 DE69919469T DE69919469T DE69919469D1 DE 69919469 D1 DE69919469 D1 DE 69919469D1 DE 69919469 T DE69919469 T DE 69919469T DE 69919469 T DE69919469 T DE 69919469T DE 69919469 D1 DE69919469 D1 DE 69919469D1
Authority
DE
Germany
Prior art keywords
polarization
channels
multiplex signal
dispersion compensation
polarization dispersion
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
DE69919469T
Other languages
English (en)
Other versions
DE69919469T2 (de
Inventor
Franck Bruyere
Denis Penninckx
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel SA
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 Alcatel SA filed Critical Alcatel SA
Publication of DE69919469D1 publication Critical patent/DE69919469D1/de
Application granted granted Critical
Publication of DE69919469T2 publication Critical patent/DE69919469T2/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
    • G02B6/27—Optical coupling means with polarisation selective and adjusting means
    • G02B6/2753—Optical coupling means with polarisation selective and adjusting means characterised by their function or use, i.e. of the complete device
    • G02B6/278—Controlling polarisation mode dispersion [PMD], e.g. PMD compensation or emulation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2572—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to forms of polarisation-dependent distortion other than PMD
    • 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
    • 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
    • G02B6/27—Optical coupling means with polarisation selective and adjusting means
    • G02B6/2726—Optical coupling means with polarisation selective and adjusting means in or on light guides, e.g. polarisation means assembled in a light guide
    • G02B6/274—Optical coupling means with polarisation selective and adjusting means in or on light guides, e.g. polarisation means assembled in a light guide based on light guide birefringence, e.g. due to coupling between light guides
    • 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
    • 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
    • G02B6/29346—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 wave or beam interference
    • G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
    • G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
    • G02B6/29353—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide with a wavelength selective element in at least one light guide interferometer arm, e.g. grating, interference filter, resonator

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE69919469T 1998-07-06 1999-07-05 Vorrichtung zur Polarisationsdispersionskompensation den Kanälen in einem WDM-Signal Expired - Fee Related DE69919469T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9808624A FR2781320B1 (fr) 1998-07-06 1998-07-06 Dispositif de compensation de la dispersion de polarisation des canaux dans un signal a multiplexage en longueur d'onde
FR9808624 1998-07-06

Publications (2)

Publication Number Publication Date
DE69919469D1 true DE69919469D1 (de) 2004-09-23
DE69919469T2 DE69919469T2 (de) 2005-01-20

Family

ID=9528306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69919469T Expired - Fee Related DE69919469T2 (de) 1998-07-06 1999-07-05 Vorrichtung zur Polarisationsdispersionskompensation den Kanälen in einem WDM-Signal

Country Status (9)

Country Link
US (1) US6178021B1 (de)
EP (1) EP0984572B1 (de)
JP (1) JP3510531B2 (de)
CN (1) CN1180549C (de)
AT (1) ATE274262T1 (de)
AU (1) AU3798799A (de)
CA (1) CA2275739A1 (de)
DE (1) DE69919469T2 (de)
FR (1) FR2781320B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6674557B1 (en) * 1998-09-21 2004-01-06 Corning Incorporated Wavelength division multiplexing systems
FR2796230B1 (fr) * 1999-07-08 2001-10-05 Cit Alcatel Dispositif de compensation de la dispersion de polarisation dans un systeme de transmission optique
US6509993B1 (en) * 1999-09-20 2003-01-21 At&T Corp. Optical transmission using dispersion-enhanced signals
WO2001059960A1 (en) * 2000-02-08 2001-08-16 University Of Southern California Optical compensation for dispersion-induced power fading in optical transmission of double-sideband signals
US6950611B2 (en) * 2000-03-08 2005-09-27 Fitel Usa Corp. In-line polarization monitoring and control in lightwave communication systems
WO2001093465A1 (en) * 2000-05-31 2001-12-06 Corning Incorporated Tapped delay line diffractive array for sensing polarization mode dispersion
US6522796B1 (en) * 2000-10-24 2003-02-18 Jds Uniphase Corporation Depolarizing polarization mode combiner
FR2828941B1 (fr) * 2001-08-27 2004-02-13 Cit Alcatel Dispositif de compensation de la dispersion de polarisation dans un systeme de transmission optique
US10397190B2 (en) * 2016-02-05 2019-08-27 Huawei Technologies Co., Ltd. System and method for generating an obfuscated optical signal

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0367231A (ja) * 1989-08-07 1991-03-22 Oki Electric Ind Co Ltd 光中継伝送方式
JPH0756955B2 (ja) * 1993-03-30 1995-06-14 日本電気株式会社 偏波制御方法
US6052393A (en) * 1996-12-23 2000-04-18 The Regents Of The University Of Michigan Broadband Sagnac Raman amplifiers and cascade lasers
FR2758029B1 (fr) * 1996-12-30 1999-01-29 Alsthom Cge Alcatel Dispositif de compensation de la dispersion de polarisation dans un systeme de transmission optique
US6069719A (en) * 1997-07-30 2000-05-30 Ciena Corporation Dynamically reconfigurable optical add-drop multiplexers for WDM optical communication systems
US5960133A (en) * 1998-01-27 1999-09-28 Tellium, Inc. Wavelength-selective optical add/drop using tilting micro-mirrors

Also Published As

Publication number Publication date
FR2781320A1 (fr) 2000-01-21
JP2000049704A (ja) 2000-02-18
EP0984572A1 (de) 2000-03-08
EP0984572B1 (de) 2004-08-18
FR2781320B1 (fr) 2000-08-18
CN1180549C (zh) 2004-12-15
US6178021B1 (en) 2001-01-23
ATE274262T1 (de) 2004-09-15
AU3798799A (en) 2000-01-20
DE69919469T2 (de) 2005-01-20
JP3510531B2 (ja) 2004-03-29
CN1259806A (zh) 2000-07-12
CA2275739A1 (fr) 2000-01-06

Similar Documents

Publication Publication Date Title
WO2002030026A1 (fr) Systeme de communication optique a multiplexage en longueur d'onde
AU728720B2 (en) Improvements in or relating to optical add/drop wavelength division multiplex systems
CA2218980A1 (en) Time division demultiplexing using selective raman amplification
TW200741272A (en) Duplex arrayed waveguide grating
US9268087B2 (en) Apparatus for selective fiber optical channel monitoring and channel replication of wavelength division multiplexed (WDM) signals
ATE274262T1 (de) Vorrichtung zur polarisationsdispersionskompensation den kanälen in einem wdm-signal
AU5085796A (en) Circuit arrangement for dispersion compensation in optical transmission systems by means of an optical filter
JP2003298516A5 (de)
EP1638232A3 (de) Optisches Demultiplexverfahren und Multiplexverfahren und diese verwendende, optische Übertragungsvorrichtung
DE60238083D1 (de) Polarisationsmodendispersionkompensator
SE9701834L (sv) Anordning vid add/drop-nod i ett väglängds- multiplexerat optiskt kommunikationssystem.
GB2327309A (en) Using a supervision signal to control an amplifier to obtain even gain with respect to wavelength
JPH10285143A (ja) 光増幅装置
US6975790B1 (en) Apparatus for forming a WDM signal having orthogonally polarized optical channels
US8538268B2 (en) Optical signal demultiplexing device and optical signal demultiplexing method
EP1408713A3 (de) Optisches Querverbindungssystem
MXPA02001391A (es) Direccion de senales opticas mediante un elemento optico difrangente movible.
JP2004064148A (ja) 光時分割多重信号チャネル識別方法及びその装置
EP1233567A1 (de) Verfahren zur Anpassung von Zeitverzögerungen und Vorrichtung zur Synchronisierung von Kanälen in einem WDM System
KR100585319B1 (ko) 다채널 파장 분기 및 결합 장치
WO2002071672A3 (en) (de)multiplexer with interleaver for producing a flat-top filter function and enhanced channel separation
KR960012978B1 (ko) 광 에프.디.엠(fdm) 시스템의 채널 분리/추출 장치
JPH02223937A (ja) 光クロスコネクト装置
JPH02224538A (ja) 光分岐挿入装置
KR20000032606A (ko) 파장분할 광스위칭 장치

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ALCATEL LUCENT, PARIS, FR

8339 Ceased/non-payment of the annual fee