CN101317351A - 一种色散检测方法、装置及一种光信号传输系统 - Google Patents

一种色散检测方法、装置及一种光信号传输系统 Download PDF

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Publication number
CN101317351A
CN101317351A CNA2007800003065A CN200780000306A CN101317351A CN 101317351 A CN101317351 A CN 101317351A CN A2007800003065 A CNA2007800003065 A CN A2007800003065A CN 200780000306 A CN200780000306 A CN 200780000306A CN 101317351 A CN101317351 A CN 101317351A
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CN
China
Prior art keywords
dispersion
bandwidth
electric signal
power
range
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Pending
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CNA2007800003065A
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English (en)
Inventor
刘玥
李利军
陶智慧
傅炜
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CNA2007800003065A priority Critical patent/CN101317351A/zh
Publication of CN101317351A publication Critical patent/CN101317351A/zh
Pending legal-status Critical Current

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    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07951—Monitoring or measuring chromatic dispersion or PMD

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)

Abstract

本发明提供了一种色散检测方法能够弥补现有技术中色散检测方法及装置结构复杂、对微小色散不敏感的不足，所述方法采用以下方案：从接收到的光信号中获取预定带宽范围内的信号；对所述预定带宽范围内的信号进行运算处理得到功率运算值；通过所述功率运算值和系统色散量的对应关系得到系统色散量。本发明还提供了一种色散检测装置，所述装置包括光电滤波运算单元和处理单元，所述光电滤波运算单元的输出端和所述处理单元的输入端相连。采用本发明所述的色散检测装置可以用于自适应色散补偿系统。本发明还提供了一种光信号传输系统。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CNA2007800003065A 2006-05-13 2007-01-24 一种色散检测方法、装置及一种光信号传输系统 Pending CN101317351A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2007800003065A CN101317351A (zh) 2006-05-13 2007-01-24 一种色散检测方法、装置及一种光信号传输系统

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNB2006100800303A CN100461653C (zh) 2006-05-13 2006-05-13 一种色散检测方法及装置
CN200610080030.3 2006-05-13
CNA2007800003065A CN101317351A (zh) 2006-05-13 2007-01-24 一种色散检测方法、装置及一种光信号传输系统

Publications (1)

Publication Number Publication Date
CN101317351A true CN101317351A (zh) 2008-12-03

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CNA2007800003065A Pending CN101317351A (zh) 2006-05-13 2007-01-24 一种色散检测方法、装置及一种光信号传输系统

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Country Status (8)

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US (2) US8229298B2 (zh)
EP (1) EP2019499B1 (zh)
JP (1) JP4734452B2 (zh)
CN (2) CN100461653C (zh)
AT (1) ATE502452T1 (zh)
DE (1) DE602007013204D1 (zh)
ES (1) ES2363039T3 (zh)
WO (1) WO2007131401A1 (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US20090142070A1 (en) * 2007-11-29 2009-06-04 Tellabs Operations, Inc. Methods and apparatus for supporting fiber span loss and dispersion measurements in the presence and absence of dispersion compensation elements
CN102075241B (zh) * 2009-11-19 2014-01-01 华为技术有限公司 动态色散检测方法及装置
CN102045109B (zh) * 2011-01-19 2014-06-18 武汉虹拓新技术有限责任公司 一种光纤链路在线色散测量装置
WO2013071734A1 (zh) * 2011-11-14 2013-05-23 中兴通讯股份有限公司 色散补偿方法及装置
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
EP3002893B1 (en) * 2014-09-30 2018-01-31 Alcatel Lucent A method for producing a quality of transmission estimator for optical transmissions
CN106656314B (zh) 2015-10-31 2019-05-24 华为技术有限公司 一种监测光通信网络色散的方法及装置
CN114650096B (zh) * 2022-03-24 2024-07-05 中国电信股份有限公司 光路自适应色散补偿方法、光模块和波分复用系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11122173A (ja) * 1997-10-20 1999-04-30 Fujitsu Ltd 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
US6363187B1 (en) * 1999-08-30 2002-03-26 Northern Telecom Limited Chromatic dispersion compensation
JP2004500767A (ja) * 2000-02-18 2004-01-08 コーニング・インコーポレーテッド 光学システムにおけるクロマチック分散の適応制御のための電子検波器
US20020159672A1 (en) * 2001-03-13 2002-10-31 Fells Julian A. Adjustable dispersion compensators, adjustable optical filters, and control signals and strain applicators therefor
US20040156038A1 (en) * 2003-02-12 2004-08-12 Xiang-Dong Cao Method and apparatus for providing real-time chromatic dispersion measurement
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

Also Published As

Publication number Publication date
JP4734452B2 (ja) 2011-07-27
EP2019499A4 (en) 2009-09-23
ES2363039T3 (es) 2011-07-19
US20120027406A1 (en) 2012-02-02
US8229298B2 (en) 2012-07-24
CN1968055A (zh) 2007-05-23
ATE502452T1 (de) 2011-04-15
EP2019499A1 (en) 2009-01-28
EP2019499B1 (en) 2011-03-16
US20090127443A1 (en) 2009-05-21
CN100461653C (zh) 2009-02-11
US8229299B2 (en) 2012-07-24
DE602007013204D1 (de) 2011-04-28
WO2007131401A1 (fr) 2007-11-22
JP2009537100A (ja) 2009-10-22

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