BRPI0919927A2 - método e dispositivo para monitorar sistemas de cabo submarino - Google Patents

método e dispositivo para monitorar sistemas de cabo submarino

Info

Publication number
BRPI0919927A2
BRPI0919927A2 BRPI0919927A BRPI0919927A BRPI0919927A2 BR PI0919927 A2 BRPI0919927 A2 BR PI0919927A2 BR PI0919927 A BRPI0919927 A BR PI0919927A BR PI0919927 A BRPI0919927 A BR PI0919927A BR PI0919927 A2 BRPI0919927 A2 BR PI0919927A2
Authority
BR
Brazil
Prior art keywords
cable systems
subsea cable
monitoring subsea
monitoring
systems
Prior art date
Application number
BRPI0919927A
Other languages
English (en)
Inventor
Guangyoung Zhang
Lei Liu
Zhiyong Feng
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42118953&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0919927(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of BRPI0919927A2 publication Critical patent/BRPI0919927A2/pt
Publication of BRPI0919927B1 publication Critical patent/BRPI0919927B1/pt
Publication of BRPI0919927B8 publication Critical patent/BRPI0919927B8/pt

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/31—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter and a light receiver being disposed at the same side of a fibre or waveguide end-face, e.g. reflectometers
    • G01M11/3109—Reflectometers detecting the back-scattered light in the time-domain, e.g. OTDR
    • G01M11/3127—Reflectometers detecting the back-scattered light in the time-domain, e.g. OTDR using multiple or wavelength variable input source

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
BRPI0919927A 2008-10-21 2009-10-14 Método e dispositivo para monitoração de sistema de cabo submarino BRPI0919927B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2008102245756A CN101729141B (zh) 2008-10-21 2008-10-21 对海缆系统进行监测的方法和装置
CN200810224575.6 2008-10-21
PCT/CN2009/074455 WO2010045853A1 (zh) 2008-10-21 2009-10-14 对海缆系统进行监测的方法和装置

Publications (3)

Publication Number Publication Date
BRPI0919927A2 true BRPI0919927A2 (pt) 2016-02-16
BRPI0919927B1 BRPI0919927B1 (pt) 2020-10-06
BRPI0919927B8 BRPI0919927B8 (pt) 2021-08-31

Family

ID=42118953

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0919927A BRPI0919927B8 (pt) 2008-10-21 2009-10-14 Método e dispositivo para monitoração de sistema de cabo submarino

Country Status (7)

Country Link
US (1) US8837938B2 (pt)
EP (1) EP2355376B1 (pt)
JP (1) JP5616896B2 (pt)
CN (1) CN101729141B (pt)
BR (1) BRPI0919927B8 (pt)
CA (1) CA2740634C (pt)
WO (1) WO2010045853A1 (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102142892B (zh) 2010-06-30 2014-12-17 华为技术有限公司 一种探测脉冲的产生方法和相干光时域反射仪
CN102136867B (zh) * 2010-12-22 2014-03-12 华为技术有限公司 一种分支光纤的检测方法、装置和系统
CN102170308B (zh) * 2011-03-11 2014-02-19 华为海洋网络有限公司 避免海缆光路双端监测冲突的调度方法、装置与系统
CN102761363B (zh) * 2011-04-27 2016-03-30 华为海洋网络有限公司 一种光时域反射仪信号检测方法及装置
CN102412894B (zh) * 2011-11-14 2015-07-08 南京大学 多频探测光时分复用相干光时域反射仪方法和装置
CN102571200A (zh) * 2012-01-09 2012-07-11 南京大学 多频探测光相干光时域反射仪方法和装置
CN102589592B (zh) * 2012-02-21 2014-12-17 南京大学（苏州）高新技术研究院 基于多波长光源的布里渊光时域反射仪
US9885848B2 (en) 2013-07-02 2018-02-06 The Penn State Research Foundation Composite cable assembly with neutral buoyancy
US9927263B2 (en) 2013-07-02 2018-03-27 The Penn State Research Foundation Intrusion detection system for an undersea environment
CN103401606B (zh) * 2013-07-22 2016-04-20 国家电网公司 一种基于探测频率编码的相干光时域反射仪
CN103513147B (zh) * 2013-09-09 2016-06-01 华北电力大学（保定） 一种海底电缆实时监测系统及监测方法
US9960845B2 (en) 2016-06-30 2018-05-01 Alcatel-Lucent Usa Inc. In-band optical-link monitoring for a WDM network
CN105939172B (zh) * 2016-07-05 2019-01-25 中国电子科技集团公司第三十四研究所 一种光中继放大光纤链路传输cotdr信号的光学结构
US11368216B2 (en) 2017-05-17 2022-06-21 Alcatel Submarine Networks Use of band-pass filters in supervisory signal paths of an optical transport system
EP3404852B1 (en) 2017-05-17 2020-03-04 Alcatel Submarine Networks Supervisory signal paths for an optical transport system
EP3404855B1 (en) 2017-05-17 2021-06-30 Alcatel Submarine Networks Use of band-pass filters in supervisory signal paths of an optical transport system
CN107894276A (zh) * 2017-12-08 2018-04-10 威海北洋光电信息技术股份公司 一种高频响的分布式光纤振动传感装置和实现方法
US11489312B2 (en) 2017-12-20 2022-11-01 Nokia Of America Corporation Amplified optical link having a fault-protection capability
EP3599726B1 (en) 2018-07-25 2021-05-19 Alcatel Submarine Networks Monitoring equipment for an optical transport system
EP3883146A4 (en) * 2018-11-16 2022-01-05 NEC Corporation LIGHT TRANSMISSION LINE MONITORING DEVICE, LIGHT TRANSMISSION LINE MONITORING SYSTEM AND LIGHT TRANSMISSION LINE MONITORING PROCESS
EP3696997B1 (en) 2019-02-15 2022-06-15 Alcatel Submarine Networks Symmetrical supervisory optical circuit for a bidirectional optical repeater
EP3758257B1 (en) 2019-06-27 2024-03-13 Alcatel Submarine Networks Technique for monitoring optical paths
EP3771116B1 (en) 2019-07-23 2024-07-10 Alcatel Submarine Networks Technique for monitoring optical paths
CN112461233B (zh) * 2020-10-29 2022-07-19 国网浙江省电力有限公司舟山供电公司 基于mems传感阵列的海底电缆故障监测系统
CN116112071A (zh) * 2021-11-09 2023-05-12 中兴通讯股份有限公司 应用于otn网络的备用光通道性能检测方法及性能检测系统
CN114111860B (zh) * 2021-12-03 2022-08-30 北京科技大学 基于多频脉冲编码的分布式φ-otdr传感方法及系统
EP4528228A1 (en) * 2023-09-19 2025-03-26 Alcatel Submarine Networks An interrogator for distributed optical fiber sensing with variable optical load sources

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166020B (en) * 1984-09-29 1988-05-18 Plessey Co Plc Otdr-uses multiple frequencies to detect distortions in an optical fibre
CN1019145B (zh) * 1990-12-29 1992-11-18 清华大学 多路复用激光调频外差干涉光纤位移测量仪
JPH05126674A (ja) * 1991-11-07 1993-05-21 Tokyo Electric Power Co Inc:The 光伝送路の断線検出方法
JP3033677B2 (ja) * 1995-09-26 2000-04-17 安藤電気株式会社 光ファイバ特性測定装置
JP3596972B2 (ja) * 1996-02-29 2004-12-02 株式会社アドバンテスト コヒーレントｏｔｄｒ装置およびコヒーレントｏｔｄｒ測定方法
JPH1160631A (ja) 1997-08-18 1999-03-02 Daicel Chem Ind Ltd リン含有エポキシ化ブロック共重合体およびリン含有エポキシ化ポリ共役ジエン化合物
JP4130490B2 (ja) * 1997-10-16 2008-08-06 三菱電機株式会社 液晶表示装置
EP1189367A1 (en) 2000-07-27 2002-03-20 Alcatel System and method for determining wavelength dependent information in an optical communication system
JP2002168733A (ja) * 2000-11-29 2002-06-14 Ando Electric Co Ltd 光ファイバ波長分散分布測定器及び測定方法
JP3607930B2 (ja) * 2001-07-02 2005-01-05 和夫 保立 光ファイバ特性測定装置及び方法
JP2005223803A (ja) * 2004-02-09 2005-08-18 Kddi Submarine Cable Systems Inc ラマン増幅光伝送路を監視する方法及び装置
US7869708B2 (en) * 2004-03-05 2011-01-11 Huawei Marine Networks Co., Ltd. COTDR arrangement with swept frequency pulse generator for an optical transmission system
US7469104B2 (en) 2005-04-27 2008-12-23 Red Sky Subsea, Ltd. COTDR arrangement for an undersea optical transmission system comprising multiple cable stations and multiple transmission segments
JP2007093405A (ja) * 2005-09-29 2007-04-12 Anritsu Corp 光パルス試験器
GB2442745B (en) * 2006-10-13 2011-04-06 At & T Corp Method and apparatus for acoustic sensing using multiple optical pulses
JP4759493B2 (ja) * 2006-11-08 2011-08-31 日本電信電話株式会社 光設備検出方法および光設備検出システム
US7504618B2 (en) * 2007-07-03 2009-03-17 Schlumberger Technology Corporation Distributed sensing in an optical fiber using brillouin scattering

Also Published As

Publication number Publication date
JP5616896B2 (ja) 2014-10-29
US20110194853A1 (en) 2011-08-11
CN101729141A (zh) 2010-06-09
BRPI0919927B1 (pt) 2020-10-06
US8837938B2 (en) 2014-09-16
WO2010045853A1 (zh) 2010-04-29
EP2355376A4 (en) 2012-05-16
EP2355376B1 (en) 2014-12-10
BRPI0919927B8 (pt) 2021-08-31
CA2740634C (en) 2014-04-29
JP2012506651A (ja) 2012-03-15
EP2355376A1 (en) 2011-08-10
CN101729141B (zh) 2013-06-05
CA2740634A1 (en) 2010-04-29

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: H04B 10/079 (2013.01), G01M 11/00 (2006.01)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 06/10/2020, OBSERVADAS AS CONDICOES LEGAIS.

B16C Correction of notification of the grant [chapter 16.3 patent gazette]

Free format text: REF. RPI 2596 DE 06/10/2020 QUANTO AO ENDERECO.