CN105830365A - 一种光信噪比的监测方法及装置 - Google Patents

一种光信噪比的监测方法及装置 Download PDF

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Publication number
CN105830365A
CN105830365A CN201480070247.9A CN201480070247A CN105830365A CN 105830365 A CN105830365 A CN 105830365A CN 201480070247 A CN201480070247 A CN 201480070247A CN 105830365 A CN105830365 A CN 105830365A
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signal
measured
channel
osnr
power
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CN201480070247.9A
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CN105830365B (zh
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王大伟
马会肖
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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
    • H04B10/07—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
    • H04B10/07953—Monitoring or measuring OSNR, BER or Q
    • 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
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • 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
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • H04B10/0775—Performance monitoring and measurement of transmission parameters

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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)
  • Testing Of Optical Devices Or Fibers (AREA)

Abstract

一种光信噪比OSNR的监测方法及装置，能够保证OSNR监测的准确性。该方法包括将待测信号与特定噪声信号进行耦合，得到合成信号；所述特定噪声信号为使合成信号中待测信道的信号的OSNR位于预设OSNR范围内的噪声信号；根据合成信号的光频谱以及特定噪声信号的功率，确定待测信号中待测信道的信号的OSNR。

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。
CN201480070247.9A 2014-04-17 2014-04-17 一种光信噪比的监测方法及装置 Expired - Fee Related CN105830365B (zh)

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PCT/CN2014/075587 WO2015157964A1 (zh) 2014-04-17 2014-04-17 一种光信噪比的监测方法及装置

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CN105830365A true CN105830365A (zh) 2016-08-03
CN105830365B CN105830365B (zh) 2018-10-12

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US (1) US20170033866A1 (zh)
JP (1) JP6400119B2 (zh)
CN (1) CN105830365B (zh)
WO (1) WO2015157964A1 (zh)

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JP6439467B2 (ja) * 2015-01-30 2018-12-19 富士通株式会社 光信号品質モニタ装置、光信号品質モニタ方法、及び光中継器
CN106559133B (zh) * 2015-09-28 2020-02-14 华为技术有限公司 光信号检测的方法及其网络设备
CN108365889B (zh) * 2018-02-28 2020-02-14 武汉光迅科技股份有限公司 一种提高波分复用系统光信噪比osnr准确度的方法
US10686327B2 (en) * 2018-04-13 2020-06-16 Honeywell International Inc. Energy storage controller
DE102023202789A1 (de) 2023-03-27 2024-10-02 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren und Vorrichtung zum Bereitstellen von geeigneten Ladeprofilen für Gerätebatterien von batteriebetriebenen Geräten

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US20070009259A1 (en) * 2005-07-06 2007-01-11 Predrag Dragovic Optical transmission system test apparatus
CN101656589A (zh) * 2008-08-21 2010-02-24 华为技术有限公司 一种dwdm网络信道优化的方法和装置
WO2010150241A1 (en) * 2009-06-23 2010-12-29 Eci Telecom Ltd. Optical signal to noise ratio monitoring technique and system
CN102714544A (zh) * 2010-02-15 2012-10-03 爱斯福公司 对偏振复用信号的基于参考的带内osnr测量
CN102088314A (zh) * 2011-01-24 2011-06-08 北京邮电大学 光信噪比监测装置及监测方法
CN102742185A (zh) * 2012-03-23 2012-10-17 华为技术有限公司 检测光信噪比的方法、装置、节点设备和网络系统
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CN103152098A (zh) * 2013-02-05 2013-06-12 北京邮电大学 一种基于偏振干涉的带内光信噪比检测方法和装置

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Publication number Publication date
CN105830365B (zh) 2018-10-12
WO2015157964A1 (zh) 2015-10-22
JP6400119B2 (ja) 2018-10-03
US20170033866A1 (en) 2017-02-02
JP2017514391A (ja) 2017-06-01

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Granted publication date: 20181012