CN109983718A - 一种色散补偿方法及装置 - Google Patents

一种色散补偿方法及装置 Download PDF

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CN109983718A
CN109983718A CN201680090979.3A CN201680090979A CN109983718A CN 109983718 A CN109983718 A CN 109983718A CN 201680090979 A CN201680090979 A CN 201680090979A CN 109983718 A CN109983718 A CN 109983718A
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carrier signal
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signal
performance index
carrier
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CN109983718B (zh
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张亮
周杰
左天健
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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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
    • H04B10/25—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

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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

一种色散补偿方法及装置，用以补偿光纤通信系统中的色散。方法包括：光纤通信系统的接收端确定多个最佳相位补偿值与光纤通信系统的发射端待发射的第一多载波信号中的多个子载波信号的一一对应关系；接收端生成指示信息，该指示信息包括多个最佳相位补偿值与第一多载波信号中的多个子载波信号的一一对应关系；接收端将生成的指示信息发送给发射端；发射端接收接收端发送的指示信息，并按照该一一对应关系，采用多个最佳相位补偿值对第一多载波信号中的多个子载波信号进行相位补偿，得到第二多载波信号；发射端对第二多载波信号进行光调制，得到第一光信号；发射端将该第一光信号发送给接收端。

Description

PCT国内申请，说明书已公开。

Claims (22)

  1. PCT国内申请，权利要求书已公开。
CN201680090979.3A 2016-11-22 2016-11-22 一种色散补偿方法及装置 Active CN109983718B (zh)

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PCT/CN2016/106812 WO2018094574A1 (zh) 2016-11-22 2016-11-22 一种色散补偿方法及装置

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CN109983718A true CN109983718A (zh) 2019-07-05
CN109983718B CN109983718B (zh) 2021-05-18

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110855366A (zh) * 2018-08-20 2020-02-28 华为技术有限公司 色散补偿方法、装置和存储介质

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WO2014141260A1 (en) * 2013-03-14 2014-09-18 Multiphy Ltd. Pre-compensation of chromatic dispersion using coherent-less dsp
CN104467979A (zh) * 2013-09-12 2015-03-25 华为技术有限公司 Qpsk信号的共轭关系识别方法、装置及色散补偿方法、系统
WO2015042090A1 (en) * 2013-09-20 2015-03-26 Alcatel Lucent Dispersion management for inhomogeneous fiber-optic links
CN103166708B (zh) * 2013-03-14 2015-09-09 武汉光迅科技股份有限公司 一种提高遥泵系统输出光信噪比的方法
CN105136021A (zh) * 2015-07-24 2015-12-09 哈尔滨工业大学 基于调焦清晰度评价函数的激光频率扫描干涉仪色散相位补偿方法
CN105917605A (zh) * 2014-02-04 2016-08-31 华为技术有限公司 利用色散预补偿数字信号处理的直接检测正交频分复用

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101072074A (zh) * 2006-05-08 2007-11-14 阿尔卡特朗讯 对wdm传输系统进行操作和优化的方法和计算机程序产品
CN101132239A (zh) * 2006-08-25 2008-02-27 中兴通讯股份有限公司 一种长距离wdm系统最优色散补偿的评估装置和方法
CN101136707A (zh) * 2006-08-31 2008-03-05 富士通株式会社 色散补偿装置及色散补偿控制方法
CN101162942A (zh) * 2006-10-13 2008-04-16 中兴通讯股份有限公司 一种g.653光纤dwdm系统的传输性能测试方法
EP2124360A2 (en) * 2008-05-20 2009-11-25 Harmonic Inc. Dispersion compensation circuitry and system for analog video transmission with direct modulated laser
CN101588209A (zh) * 2008-05-23 2009-11-25 中兴通讯股份有限公司 一种自适应色散补偿方法
CN101369853A (zh) * 2008-09-26 2009-02-18 中兴通讯股份有限公司 一种优化波长通道色散补偿的方法及其装置
CN101895346A (zh) * 2009-05-18 2010-11-24 财团法人工业技术研究院 Oofdm系统的传送器及其预补偿光纤色散所引起的延迟的方法
CN102324984A (zh) * 2011-07-15 2012-01-18 哈尔滨诺方光电科技有限公司 色散补偿器及其色散补偿系统
EP2670102A1 (en) * 2012-05-31 2013-12-04 Mitsubishi Electric R&D Centre Europe B.V. Method and device for synchronizing a receiver on received preamble symbol
WO2014141260A1 (en) * 2013-03-14 2014-09-18 Multiphy Ltd. Pre-compensation of chromatic dispersion using coherent-less dsp
CN103166708B (zh) * 2013-03-14 2015-09-09 武汉光迅科技股份有限公司 一种提高遥泵系统输出光信噪比的方法
CN104467979A (zh) * 2013-09-12 2015-03-25 华为技术有限公司 Qpsk信号的共轭关系识别方法、装置及色散补偿方法、系统
WO2015042090A1 (en) * 2013-09-20 2015-03-26 Alcatel Lucent Dispersion management for inhomogeneous fiber-optic links
CN105917605A (zh) * 2014-02-04 2016-08-31 华为技术有限公司 利用色散预补偿数字信号处理的直接检测正交频分复用
CN105136021A (zh) * 2015-07-24 2015-12-09 哈尔滨工业大学 基于调焦清晰度评价函数的激光频率扫描干涉仪色散相位补偿方法

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WO2018094574A1 (zh) 2018-05-31

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