DE69208881T2 - Fehlerortung in optischen systemen - Google Patents

Fehlerortung in optischen systemen

Info

Publication number
DE69208881T2
DE69208881T2 DE69208881T DE69208881T DE69208881T2 DE 69208881 T2 DE69208881 T2 DE 69208881T2 DE 69208881 T DE69208881 T DE 69208881T DE 69208881 T DE69208881 T DE 69208881T DE 69208881 T2 DE69208881 T2 DE 69208881T2
Authority
DE
Germany
Prior art keywords
troubleshooting
optical systems
optical
systems
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69208881T
Other languages
English (en)
Other versions
DE69208881D1 (de
Inventor
John Mackichan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE69208881D1 publication Critical patent/DE69208881D1/de
Publication of DE69208881T2 publication Critical patent/DE69208881T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G01M11/3154—Details of the opto-mechanical connection, e.g. connector or repeater
    • 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]
DE69208881T 1991-07-18 1992-07-17 Fehlerortung in optischen systemen Expired - Lifetime DE69208881T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919115453A GB9115453D0 (en) 1991-07-18 1991-07-18 Fault location in optical systems
PCT/GB1992/001310 WO1993002344A1 (en) 1991-07-18 1992-07-17 Fault location in optical systems

Publications (2)

Publication Number Publication Date
DE69208881D1 DE69208881D1 (de) 1996-04-11
DE69208881T2 true DE69208881T2 (de) 1996-08-14

Family

ID=10698516

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69208881T Expired - Lifetime DE69208881T2 (de) 1991-07-18 1992-07-17 Fehlerortung in optischen systemen

Country Status (8)

Country Link
US (1) US5528404A (de)
EP (1) EP0594741B1 (de)
JP (1) JP3148240B2 (de)
AU (1) AU665205B2 (de)
DE (1) DE69208881T2 (de)
GB (1) GB9115453D0 (de)
HK (1) HK111297A (de)
WO (1) WO1993002344A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5465143A (en) * 1994-01-27 1995-11-07 Antel Optronics Inc. ADP switch and adjustable data acquisition window
US5504617A (en) * 1994-02-08 1996-04-02 British Telecommunications Public Limited Company Optical time domain reflectometry
GB2292495B (en) * 1994-08-17 1998-03-25 Northern Telecom Ltd Fault location in optical communication systems
JP3512264B2 (ja) * 1995-05-08 2004-03-29 富士通株式会社 光増幅装置
JPH0961862A (ja) * 1995-08-23 1997-03-07 Fujitsu Ltd 光増幅器の制御装置
US5673142A (en) * 1995-09-15 1997-09-30 Lucent Technologies Inc. Optical amplifier with internal input signal monitoring tap
CA2193150A1 (en) * 1996-02-23 1997-08-24 Hossein Eslambolchi Network restoration method
US5790285A (en) * 1996-05-21 1998-08-04 Lucent Technologies Inc. Lightwave communication monitoring system
SE507501C2 (sv) * 1996-10-08 1998-06-15 Ericsson Telefon Ab L M Anordning och förfarande för att öka tillförlitligheten i ett optiskt nätverk
US5969833A (en) * 1996-10-09 1999-10-19 Tyco Submarine Systems Ltd. Monitoring system using an optical side tone as a test signal
WO1999017471A1 (en) 1997-09-29 1999-04-08 Tollgrade Communications, Inc. Frequency agile transponder
US6246497B1 (en) 1998-03-12 2001-06-12 Net-Hopper Systems, Inc. Active optical loop-back system
JP2000101513A (ja) * 1998-09-18 2000-04-07 Nec Corp 遠隔励起中継器及び遠隔励起中継方法
JP2001358392A (ja) * 2000-06-13 2001-12-26 Oki Electric Ind Co Ltd 安全光移行制御方法および光ファイバ増幅器
JP3696517B2 (ja) * 2001-03-16 2005-09-21 富士通株式会社 光伝送システム
US6850360B1 (en) * 2001-04-16 2005-02-01 Bookham, Inc. Raman amplifier systems with diagnostic capabilities
US20040070750A1 (en) * 2002-10-09 2004-04-15 Iannelli John M. Optical time domain reflectometry system and method
JP4318938B2 (ja) * 2003-03-13 2009-08-26 富士通株式会社 接続損失検出機能を備えた光増幅器
DE602004001078T2 (de) * 2003-03-13 2007-01-25 Fujitsu Ltd., Kawasaki Optischer Verstärker mit Kontrollfunktionen des Pumplichts, und optisches Übertragungssystem das diesen Verstärker verwendet
JP4822727B2 (ja) * 2005-03-30 2011-11-24 富士通株式会社 波長多重伝送装置，漏洩光防止方法および波長多重通信システム
EP1854959B1 (de) * 2006-05-12 2008-07-30 Services Pétroliers Schlumberger Verfahren und Vorrichtung zum Lokalisieren eines Stopfens im Bohrloch
CN102025416B (zh) 2009-09-22 2013-12-04 华为技术有限公司 一种定位海缆故障的方法、中继器及通信系统
EP2323286B9 (de) 2009-11-12 2016-06-08 ADVA Optical Networking SE Verfahren für den Betrieb eines optischen Übertragungssystems, optischer Sender und optischer Empfänger
US9831943B2 (en) * 2013-12-17 2017-11-28 Neptune Subsea Ip Limited Repeater OTDR using repeater based raman pumps
US9503181B2 (en) 2015-01-06 2016-11-22 Ii-Vi Incorporated Rare earth-doped fiber amplifier with integral optical metrology functionality

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60177238A (ja) * 1984-02-24 1985-09-11 Mitsubishi Electric Corp 光フアイバケ−ブルの折損検出装置
DE68910851T2 (de) * 1988-03-04 1994-05-05 British Telecomm Verstärkung von optischen Signalen.
US5083874A (en) * 1989-04-14 1992-01-28 Nippon Telegraph And Telephone Corporation Optical repeater and optical network using the same
ATE97237T1 (de) * 1989-06-22 1993-11-15 British Telecomm Optische reflexionsmessung im zeitbereich.
EP0515443B1 (de) * 1990-02-15 1995-06-07 BRITISH TELECOMMUNICATIONS public limited company Optische Testapparatur mit einem OTDR
US5013907A (en) * 1990-03-27 1991-05-07 Tektronix, Inc. Optical time domain testing instrument
US5214728A (en) * 1990-06-19 1993-05-25 Sumitomo Electric Industries, Ltd. Light communication system
US5093568A (en) * 1990-12-14 1992-03-03 John Maycock Monitoring system for fiber optic cables utilizing an OTDR for detection of signal loss and automatic location of faults in the cable

Also Published As

Publication number Publication date
GB9115453D0 (en) 1991-09-04
AU665205B2 (en) 1995-12-21
JP3148240B2 (ja) 2001-03-19
EP0594741B1 (de) 1996-03-06
WO1993002344A1 (en) 1993-02-04
HK111297A (en) 1997-08-29
DE69208881D1 (de) 1996-04-11
AU2331992A (en) 1993-02-23
US5528404A (en) 1996-06-18
JPH06509172A (ja) 1994-10-13
EP0594741A1 (de) 1994-05-04

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