DE69820005D1 - Detektion der Wellenformveränderung verursacht durch chromatische Dispersion - Google Patents

Detektion der Wellenformveränderung verursacht durch chromatische Dispersion

Info

Publication number
DE69820005D1
DE69820005D1 DE69820005T DE69820005T DE69820005D1 DE 69820005 D1 DE69820005 D1 DE 69820005D1 DE 69820005 T DE69820005 T DE 69820005T DE 69820005 T DE69820005 T DE 69820005T DE 69820005 D1 DE69820005 D1 DE 69820005D1
Authority
DE
Germany
Prior art keywords
detection
chromatic dispersion
change caused
waveform change
waveform
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
DE69820005T
Other languages
English (en)
Other versions
DE69820005T2 (de
Inventor
Takeshi Ihara
Yoichi Oikawa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69820005D1 publication Critical patent/DE69820005D1/de
Application granted granted Critical
Publication of DE69820005T2 publication Critical patent/DE69820005T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
    • H04B10/25133—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion including a lumped electrical or optical dispersion compensator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/25—Distortion or dispersion compensation
    • H04B2210/252—Distortion or dispersion compensation after the transmission line, i.e. post-compensation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
DE69820005T 1997-10-20 1998-03-06 Detektion der Wellenformveränderung verursacht durch chromatische Dispersion Expired - Fee Related DE69820005T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP28698097 1997-10-20
JP9286980A JPH11122173A (ja) 1997-10-20 1997-10-20 波長分散による波形変化の検出及びその補償のための方法と装置

Publications (2)

Publication Number Publication Date
DE69820005D1 true DE69820005D1 (de) 2004-01-08
DE69820005T2 DE69820005T2 (de) 2004-09-02

Family

ID=17711467

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820005T Expired - Fee Related DE69820005T2 (de) 1997-10-20 1998-03-06 Detektion der Wellenformveränderung verursacht durch chromatische Dispersion

Country Status (5)

Country Link
US (1) US5999289A (de)
EP (7) EP1315322A3 (de)
JP (1) JPH11122173A (de)
CN (1) CN1111983C (de)
DE (1) DE69820005T2 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000031900A (ja) * 1998-07-08 2000-01-28 Fujitsu Ltd 光ファイバ通信のための方法並びに該方法の実施に使用する端局装置及びシステム
DE19904252A1 (de) * 1999-02-03 2000-08-10 Alcatel Sa Methode zur Detektion von Verzerrungen sowie Empfänger für verzerrte optische Signale
JP2001211122A (ja) * 2000-01-26 2001-08-03 Nec Corp 分散補償モニタ装置及び方法、分散制御装置及び方法、光受信器並びに光伝送システム
US6498886B1 (en) 2000-02-18 2002-12-24 Corning, Incorporated Adaptive feedback control method for polarization mode dispersion or chromatic dispersion compensation
US6356684B1 (en) 2000-04-14 2002-03-12 General Dynamics Advanced Technology Systems, Inc. Adjustable optical fiber grating dispersion compensators
JP4592887B2 (ja) * 2000-08-07 2010-12-08 富士通株式会社 波長分散を補償する方法及びシステム
WO2002045302A2 (de) * 2000-12-01 2002-06-06 Siemens Aktiengesellschaft Anordnung und verfahren für die verzerrungsdetektion bei der optischen informationsübertragung
JP2002243589A (ja) * 2001-02-22 2002-08-28 Ando Electric Co Ltd 波長分散分布測定装置及び方法
JP3798640B2 (ja) 2001-03-02 2006-07-19 富士通株式会社 受信装置及び受信信号の波形劣化補償方法並びに波形劣化検出装置及び方法並びに波形測定装置及び方法
US6775631B2 (en) 2001-12-17 2004-08-10 Nortel Networks Limited Post detection chromatic dispersion compensation
US6829549B2 (en) * 2001-12-17 2004-12-07 Nortel Networks Limited Implementation of a post detection chromatic dispersion compensation transfer function
US7197245B1 (en) 2002-03-15 2007-03-27 Xtera Communications, Inc. System and method for managing system margin
US7058311B1 (en) 2002-03-15 2006-06-06 Xtera Communications, Inc. System and method for dispersion compensation in an optical communication system
JP2004032411A (ja) * 2002-06-26 2004-01-29 Sumitomo Electric Ind Ltd 光受信器および光通信システム
WO2004008187A2 (en) 2002-07-16 2004-01-22 Chromatic Micro Optics, Inc. Compensating for chromatic dispersion in optical fibers
JP3880906B2 (ja) * 2002-08-22 2007-02-14 富士通株式会社 波形劣化補償機能を有する受信装置
JP4082992B2 (ja) * 2002-11-21 2008-04-30 富士通株式会社 光分散モニタ装置および方法、並びに、それを用いた光伝送システム
CN100370714C (zh) * 2003-01-06 2008-02-20 华为技术有限公司 一种实现超长距离传输的方法
JP3740538B2 (ja) * 2003-03-14 2006-02-01 独立行政法人情報通信研究機構 光受信装置及び分散補償制御方法
JP4138557B2 (ja) * 2003-03-31 2008-08-27 富士通株式会社 波長分散補償制御システム
JP4468656B2 (ja) * 2003-05-27 2010-05-26 株式会社日立製作所 信号波形劣化補償器
US7603045B2 (en) * 2003-08-28 2009-10-13 Fujitsu Limited Method and system for automatic feedback control for fine tuning a delay interferometer
CN100461653C (zh) * 2006-05-13 2009-02-11 华为技术有限公司 一种色散检测方法及装置
JP4729454B2 (ja) * 2006-08-04 2011-07-20 富士通株式会社 光受信回路及びその識別レベル制御方法
JP4935250B2 (ja) * 2006-08-31 2012-05-23 富士通株式会社 分散補償装置および分散補償制御方法
JP4900481B2 (ja) * 2007-07-02 2012-03-21 富士通株式会社 波長分割多重装置及び光信号の入力断の検出方法
JP5440686B2 (ja) * 2009-03-27 2014-03-12 富士通株式会社 波長分散を等化する装置および方法、並びにデジタルコヒーレント光受信器
JP5291767B2 (ja) * 2011-07-19 2013-09-18 横河電機株式会社 ファイバ測定装置
CN105432031B (zh) * 2014-07-14 2017-11-24 华为技术有限公司 一种均衡器的控制电路、均衡器和光接收机
JP6661263B2 (ja) * 2014-09-03 2020-03-11 富士通株式会社 光伝送装置、非線形歪み補償方法及び非線形歪み予等化方法
CN105703826B (zh) * 2016-04-21 2018-01-05 北京邮电大学 一种用线性调频信号的分数阶傅里叶变换测量色散的方法
US10056987B1 (en) * 2017-09-22 2018-08-21 Rohde & Schwarz Gmbh & Co. Kg System for measuring radio frequency power

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2994531B2 (ja) * 1993-07-06 1999-12-27 ケイディディ株式会社 光波長分散測定方法及び装置
DE69528415T2 (de) * 1994-05-25 2003-06-18 At & T Corp., New York Optisches Übertragungssystem mit verstellbarer Dispersionskompensation
JP3846918B2 (ja) * 1994-08-02 2006-11-15 富士通株式会社 光伝送システム、光多重伝送システム及びその周辺技術
JP3522044B2 (ja) * 1996-04-19 2004-04-26 富士通株式会社 光伝送システム
JP3095694B2 (ja) * 1996-09-13 2000-10-10 安藤電気株式会社 光ファイバ歪測定装置
JPH10111212A (ja) * 1996-10-09 1998-04-28 Ando Electric Co Ltd 光パルス試験器

Also Published As

Publication number Publication date
EP1313239A3 (de) 2004-11-03
EP0912001B1 (de) 2003-11-26
CN1215265A (zh) 1999-04-28
EP0912001A2 (de) 1999-04-28
EP1315322A3 (de) 2004-11-03
EP1313238A3 (de) 2004-11-03
EP0912001A3 (de) 2002-06-26
EP1313239A2 (de) 2003-05-21
CN1111983C (zh) 2003-06-18
EP1313237A3 (de) 2004-11-03
EP1315323A2 (de) 2003-05-28
EP1313236A2 (de) 2003-05-21
EP1315323A3 (de) 2004-11-03
DE69820005T2 (de) 2004-09-02
US5999289A (en) 1999-12-07
EP1313238A2 (de) 2003-05-21
EP1315322A2 (de) 2003-05-28
JPH11122173A (ja) 1999-04-30
EP1313236A3 (de) 2004-11-03
EP1313237A2 (de) 2003-05-21

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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