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 PDFInfo
- 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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- CN
- China
- Prior art keywords
- signal
- measured
- channel
- osnr
- power
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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
Landscapes
- 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)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105830365A true CN105830365A (zh) | 2016-08-03 |
CN105830365B CN105830365B (zh) | 2018-10-12 |
Family
ID=54323395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201480070247.9A Expired - Fee Related CN105830365B (zh) | 2014-04-17 | 2014-04-17 | 一种光信噪比的监测方法及装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20170033866A1 (zh) |
JP (1) | JP6400119B2 (zh) |
CN (1) | CN105830365B (zh) |
WO (1) | WO2015157964A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9954610B2 (en) * | 2014-11-05 | 2018-04-24 | Exfo Inc. | In-band noise determination on optical communication signals |
EP3018839B1 (en) * | 2014-11-05 | 2020-01-15 | EXFO Inc. | In-band noise and/or spectral deformation measurement on polarization-multiplexed signals |
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 |
Citations (8)
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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 |
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 |
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 |
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 |
CN102904635A (zh) * | 2012-10-25 | 2013-01-30 | 中兴通讯股份有限公司 | 一种光信噪比检测的方法、系统和设备 |
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 |
Family Cites Families (10)
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---|---|---|---|---|
US6069718A (en) * | 1997-09-19 | 2000-05-30 | Nortel Networks Corporation | Distortion penalty measurement procedure in optical systems using noise loading |
US6907197B2 (en) * | 2001-03-12 | 2005-06-14 | Nortel Networks Limited | Method and apparatus for measuring and estimating optical signal to noise ratio in photonic networks |
DE102006045134B3 (de) * | 2006-09-25 | 2008-05-08 | Nokia Siemens Networks Gmbh & Co.Kg | Verfahren zur Ermittlung des optischen Signal-Rausch-Verhältnisses und Empfangseinrichtung für ein optisches Übertragungssystem |
US7756369B2 (en) * | 2006-11-29 | 2010-07-13 | Acterna Llc | OSNR monitoring apparatus and method using polarization splitting |
WO2008151384A1 (en) * | 2007-06-14 | 2008-12-18 | The University Of Sydney | Optical signal to noise monitor |
JP5631636B2 (ja) * | 2010-06-07 | 2014-11-26 | アンリツ株式会社 | Osnr評価装置及びosnr評価方法 |
US9425894B2 (en) * | 2010-10-29 | 2016-08-23 | Alcatel Lucent | In-band optical signal-to-noise ratio measurement |
CN103370890B (zh) * | 2011-02-18 | 2017-03-01 | 爱斯福公司 | 光信号上非ase噪声的表征 |
JP6273806B2 (ja) * | 2013-12-03 | 2018-02-07 | 富士通株式会社 | 光信号対雑音比モニタのための校正係数を生成する装置および方法 |
RU2677263C2 (ru) * | 2014-03-03 | 2019-01-16 | ИСиАй ТЕЛЕКОМ ЛТД. | Способ контроля системого запаса по отношению оптический сигнал/шум и когерентное приемное устройство |
-
2014
- 2014-04-17 WO PCT/CN2014/075587 patent/WO2015157964A1/zh active Application Filing
- 2014-04-17 CN CN201480070247.9A patent/CN105830365B/zh not_active Expired - Fee Related
- 2014-04-17 JP JP2016563063A patent/JP6400119B2/ja not_active Expired - Fee Related
-
2016
- 2016-10-17 US US15/295,203 patent/US20170033866A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN102904635A (zh) * | 2012-10-25 | 2013-01-30 | 中兴通讯股份有限公司 | 一种光信噪比检测的方法、系统和设备 |
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 |
Also Published As
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 |