CN1655481A - 有源光纤损耗监测器与其方法 - Google Patents

有源光纤损耗监测器与其方法 Download PDF

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Publication number
CN1655481A
CN1655481A CNA2005100541893A CN200510054189A CN1655481A CN 1655481 A CN1655481 A CN 1655481A CN A2005100541893 A CNA2005100541893 A CN A2005100541893A CN 200510054189 A CN200510054189 A CN 200510054189A CN 1655481 A CN1655481 A CN 1655481A
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CN
China
Prior art keywords
wavelength
optical fiber
fiber
osc
amplifier
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Pending
Application number
CNA2005100541893A
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English (en)
Chinese (zh)
Inventor
A·F·埃文斯
S·格雷
V·S·苏达沙拉姆
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Corning Inc
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Corning Inc
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Application filed by Corning Inc filed Critical Corning Inc
Publication of CN1655481A publication Critical patent/CN1655481A/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
    • H04B10/071—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]
    • 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
    • H04B10/0771—Fault location on the transmission path
    • 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
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/85—Protection from unauthorised access, e.g. eavesdrop protection

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Optical Communication System (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
CNA2005100541893A 2004-02-11 2005-02-01 有源光纤损耗监测器与其方法 Pending CN1655481A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/776,832 US20050174563A1 (en) 2004-02-11 2004-02-11 Active fiber loss monitor and method
US10/776,832 2004-02-11

Publications (1)

Publication Number Publication Date
CN1655481A true CN1655481A (zh) 2005-08-17

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ID=34701367

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2005100541893A Pending CN1655481A (zh) 2004-02-11 2005-02-01 有源光纤损耗监测器与其方法

Country Status (4)

Country Link
US (1) US20050174563A1 (enExample)
EP (1) EP1564913A3 (enExample)
JP (1) JP2005229598A (enExample)
CN (1) CN1655481A (enExample)

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CN101455005B (zh) * 2006-05-30 2013-02-20 阿尔卡特朗讯公司 用于光网络中功率管理的方法和系统
CN105911693A (zh) * 2016-06-28 2016-08-31 成都启源电子信息技术有限公司 一种光纤传输损耗补偿方法
CN107836090A (zh) * 2016-04-14 2018-03-23 华为技术有限公司 一种光纤状态检测方法、光监控单元及站点
CN110226297A (zh) * 2017-02-01 2019-09-10 英国电讯有限公司 光纤事件定位
CN113630179A (zh) * 2020-11-06 2021-11-09 谷歌有限责任公司 光学链路诊断系统
CN114884570A (zh) * 2022-06-16 2022-08-09 北京泛在云科技有限公司 一种光纤窃听检测方法及装置

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EP1940050A4 (en) * 2005-09-21 2008-11-19 Fujitsu Ltd MONITORING CONTROLLIGHT TRANSMISSION METHOD AND WAVELENGTH MULTIPLEX TRANSMISSION DEVICE IN A WAVELENGTH MULTIPLEX TRANSMISSION SYSTEM
US20080018884A1 (en) * 2006-01-19 2008-01-24 David Butler Intrusion Detection in Optical Fiber Networks
US20080292312A1 (en) * 2007-05-21 2008-11-27 Tellabs Petaluma, Inc. Method and apparatus for determining optical path attenuation between passive optical network nodes
US8693865B2 (en) * 2010-01-11 2014-04-08 Hewlett-Packard Development Company, L.P. Network security using optical attenuation data
US8525981B2 (en) * 2010-03-29 2013-09-03 Verizon Patent And Licensing Inc. Return loss measurement system
LT2577890T (lt) * 2010-05-27 2019-05-27 Exfo Inc. Daugybinio rinkimo otdr būdas ir įtaisas
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FR2971108A1 (fr) * 2011-01-31 2012-08-03 France Telecom Systeme de determination d'un temps de propagation d'un signal optique entre deux equipements optiques au moyen d'une liaison optique
US9219543B2 (en) * 2012-07-11 2015-12-22 Commscope Technologies Llc Monitoring optical decay in fiber connectivity systems
US9410866B2 (en) 2012-08-29 2016-08-09 Telefonaktiebolaget L M Ericsson (Publ) Device for monitoring an optical fibre
WO2015006623A1 (en) 2013-07-10 2015-01-15 Neophotonics Corporation Optical network communication system with embedded optical time domain reflectometer and method of operation thereof
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CN104565826B (zh) * 2013-10-29 2017-07-14 中国石油天然气股份有限公司 管道光纤安全监测预警方法和系统
WO2016033199A1 (en) 2014-08-28 2016-03-03 Adelos, Inc. Real-time fiber optic interferometry controller
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US9641243B2 (en) * 2015-02-23 2017-05-02 Exfo Inc. Safe-mode OTDR method
US9847831B2 (en) 2016-04-08 2017-12-19 Ciena Corporation Dual wavelenth optical time domain reflectometer systems and methods embedded in a WDM system
CN107465502A (zh) * 2016-06-02 2017-12-12 华为技术有限公司 一种量子通信方法和相关装置
US10142028B2 (en) * 2016-06-29 2018-11-27 Dell Products L.P. Signaling method for leveraging power attenuation in a mandrel-wrapped optical fiber
CN111051843B (zh) 2017-07-20 2022-03-18 英国电讯有限公司 光纤
GB201714844D0 (en) 2017-09-15 2017-11-01 Airbus Defence & Space Ltd Method of data transmission
CN108667513A (zh) * 2018-04-08 2018-10-16 四川微迪智控科技有限公司 一种基于sfp模块的ddm功能的光纤链路管理系统及使用寿命预估方法
US10739229B2 (en) * 2018-07-25 2020-08-11 Stc.Unm Systems and methods for measuring absorption coefficients of doped optical fibers
CN110784258A (zh) * 2019-11-04 2020-02-11 宁波市樱铭电子科技有限公司 一种光通道控制系统
US11251864B1 (en) * 2020-07-01 2022-02-15 Amazon Technologies, Inc. Logical cut of an optical fiber due to fiber events
CN114244430B (zh) * 2021-12-17 2023-06-27 武汉光迅电子技术有限公司 一种检测edfa光信号质量的方法和装置

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101455005B (zh) * 2006-05-30 2013-02-20 阿尔卡特朗讯公司 用于光网络中功率管理的方法和系统
CN107836090A (zh) * 2016-04-14 2018-03-23 华为技术有限公司 一种光纤状态检测方法、光监控单元及站点
CN107836090B (zh) * 2016-04-14 2019-11-29 华为技术有限公司 一种光纤状态检测方法、光监控单元及站点
US10547378B2 (en) 2016-04-14 2020-01-28 Huawei Technologies Co., Ltd. Optical fiber status detection method, optical supervisory unit, and station
CN105911693A (zh) * 2016-06-28 2016-08-31 成都启源电子信息技术有限公司 一种光纤传输损耗补偿方法
CN110226297A (zh) * 2017-02-01 2019-09-10 英国电讯有限公司 光纤事件定位
CN110226297B (zh) * 2017-02-01 2022-07-12 英国电讯有限公司 对光网络中的事件进行定位的方法、介质和光网络
CN113630179A (zh) * 2020-11-06 2021-11-09 谷歌有限责任公司 光学链路诊断系统
US11910134B2 (en) 2020-11-06 2024-02-20 Google Llc Optical link diagnostic system
CN114884570A (zh) * 2022-06-16 2022-08-09 北京泛在云科技有限公司 一种光纤窃听检测方法及装置
CN114884570B (zh) * 2022-06-16 2024-01-19 北京泛在云科技有限公司 一种光纤窃听检测方法及装置

Also Published As

Publication number Publication date
EP1564913A3 (en) 2005-11-16
EP1564913A2 (en) 2005-08-17
US20050174563A1 (en) 2005-08-11
JP2005229598A (ja) 2005-08-25

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C02 Deemed withdrawal of patent application after publication (patent law 2001)
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