ATE241876T1 - Verfahren und vorrichtung zum automatischen erkennen von störungen in einem optischen kommunikationssystem mittels zwischenverstärker- schleifenverstärkungs-signaturen - Google Patents

Verfahren und vorrichtung zum automatischen erkennen von störungen in einem optischen kommunikationssystem mittels zwischenverstärker- schleifenverstärkungs-signaturen

Info

Publication number
ATE241876T1
ATE241876T1 AT00920008T AT00920008T ATE241876T1 AT E241876 T1 ATE241876 T1 AT E241876T1 AT 00920008 T AT00920008 T AT 00920008T AT 00920008 T AT00920008 T AT 00920008T AT E241876 T1 ATE241876 T1 AT E241876T1
Authority
AT
Austria
Prior art keywords
gain
states
signature
established
sequence
Prior art date
Application number
AT00920008T
Other languages
English (en)
Inventor
Richard Kram
Jonathan Liss
Peter Theophall
Original Assignee
Tyco Submarine Systems 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
Application filed by Tyco Submarine Systems Ltd filed Critical Tyco Submarine Systems Ltd
Application granted granted Critical
Publication of ATE241876T1 publication Critical patent/ATE241876T1/de

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
    • H04B10/03—Arrangements for fault recovery
    • H04B10/035—Arrangements for fault recovery using loopbacks
    • 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
    • H04B10/0791—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
    • H04B10/07—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
    • H04B10/0797—Monitoring line amplifier or line repeater equipment

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
AT00920008T 1999-04-02 2000-03-31 Verfahren und vorrichtung zum automatischen erkennen von störungen in einem optischen kommunikationssystem mittels zwischenverstärker- schleifenverstärkungs-signaturen ATE241876T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/285,581 US6134032A (en) 1999-04-02 1999-04-02 Method and apparatus for automatically identifying system faults in an optical communications system from repeater loop gain signatures
PCT/US2000/008675 WO2000060773A1 (en) 1999-04-02 2000-03-31 Method and apparatus for automatically identifying system faults in an optical communications system from repeater loop gain signatures

Publications (1)

Publication Number Publication Date
ATE241876T1 true ATE241876T1 (de) 2003-06-15

Family

ID=23094871

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00920008T ATE241876T1 (de) 1999-04-02 2000-03-31 Verfahren und vorrichtung zum automatischen erkennen von störungen in einem optischen kommunikationssystem mittels zwischenverstärker- schleifenverstärkungs-signaturen

Country Status (6)

Country Link
US (1) US6134032A (de)
EP (1) EP1084537B1 (de)
AT (1) ATE241876T1 (de)
CA (1) CA2334132C (de)
DE (1) DE60002964T2 (de)
WO (1) WO2000060773A1 (de)

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WO2000001081A1 (en) * 1998-06-26 2000-01-06 Sumitomo Electric Industries, Ltd. Optical amplification relay system
US6708004B1 (en) * 1998-12-01 2004-03-16 Tyco Telecommunications (Us) Inc. Method and apparatus for reducing crosstalk between a monitoring channel and a data channel in a WDM optical communication system
DE69941306D1 (de) * 1999-10-29 2009-10-01 Fujitsu Ltd Optische übertragungsvorrichtung und optische zwischenverstärkungsvorrichtung
US7231145B2 (en) * 2001-01-26 2007-06-12 Tellabs Operations Inc. Processing of optical performance data in an optical wavelength division multiplexed communication system
US6618195B2 (en) * 2001-04-20 2003-09-09 Dorsal Networks Inc. Pump assembly employing coupled radiation sources for multiple fibers
US20020154351A1 (en) * 2001-04-24 2002-10-24 Feinberg Lee Daniel Optical network architecture with reduced equipment
US20040105136A1 (en) * 2001-05-08 2004-06-03 Corvis Corporation Interconnections and protection between optical communications networks
US6556319B2 (en) * 2001-05-08 2003-04-29 Dorsal Networks, Inc. Split redundant trunk architecture using passive splitters and path switching
US6563979B2 (en) 2001-06-22 2003-05-13 Dorsal Networks, Inc. Automatically switched redundant switch configurations
US7002909B2 (en) * 2001-07-25 2006-02-21 Dorsal Networks, Inc. Zero data loss network protection
US6614586B2 (en) 2001-07-30 2003-09-02 Dorsal Networks, Inc. Methods and systems for high performance, wide bandwidth optical communication systems using Raman amplification
WO2003017549A1 (en) * 2001-08-13 2003-02-27 Dorsal Networks, Inc. Systems and methods for reliable communication of link monitoring information in optical communications networks
US20030030860A1 (en) * 2001-08-13 2003-02-13 John Mellert Redundant line unit monitoring architecture
US20030030861A1 (en) * 2001-08-13 2003-02-13 John Mellert Methods for reliable communication of link monitoring information in optical communications networks
US7079764B2 (en) * 2001-08-27 2006-07-18 Ross Saunders Fault isolation technique for optical networks
US6671429B2 (en) 2001-10-03 2003-12-30 Dorsal Networks, Inc. Balanced coupler for radiation sources
US7212950B2 (en) * 2002-09-18 2007-05-01 Onwafer Technologies, Inc. Methods and apparatus for equipment matching and characterization
JP3934529B2 (ja) * 2002-10-30 2007-06-20 富士通株式会社 波長多重光通信システム
EP1610475B1 (de) 2003-03-28 2008-12-24 Fujitsu Limited Auswahldetektionssystem für optische übertragungswege
WO2005124491A1 (en) * 2004-06-12 2005-12-29 Fisher-Rosemount Systems, Inc. System and method for detecting an abnormal situation associated with a process gain of a control loop
US8489360B2 (en) 2006-09-29 2013-07-16 Fisher-Rosemount Systems, Inc. Multivariate monitoring and diagnostics of process variable data
US7809279B2 (en) * 2007-07-27 2010-10-05 Tyco Electronics Subsea Communications Llc System and method using differential loop gain for fault identification in line monitoring equipment
US8301676B2 (en) 2007-08-23 2012-10-30 Fisher-Rosemount Systems, Inc. Field device with capability of calculating digital filter coefficients
US7702401B2 (en) 2007-09-05 2010-04-20 Fisher-Rosemount Systems, Inc. System for preserving and displaying process control data associated with an abnormal situation
US8055479B2 (en) 2007-10-10 2011-11-08 Fisher-Rosemount Systems, Inc. Simplified algorithm for abnormal situation prevention in load following applications including plugged line diagnostics in a dynamic process
US8244140B2 (en) * 2009-06-10 2012-08-14 Tyco Electronics Subsea Communications Llc Communicating with components in optical communication systems using voltage signal detection and signature analysis
CN102801464B (zh) * 2011-05-27 2015-03-25 华为海洋网络有限公司 检测海底光缆线路的方法、传送装置和系统
US9749041B2 (en) * 2011-11-23 2017-08-29 Tyco Electronics Subsea Communications Llc System and method using fault injection into line monitoring system baselines
CN103023574A (zh) * 2012-12-21 2013-04-03 天津光拓科技有限公司 一种多功能光纤放大器控制系统
EP3264635B1 (de) 2014-02-05 2019-12-04 Aurrion, Inc. Photonische sender-empfängerarchitektur mit rückkopplungsfunktionalität
US10382123B2 (en) 2018-01-12 2019-08-13 Subcom, Llc Techniques for parameter reporting of elements in an optical transmission system using high loss loopback (HLLB) data and a line monitoring system implementing the same
US10498438B2 (en) * 2018-01-19 2019-12-03 Subcom, Llc Automatic calibration of loopback data in line monitoring systems
US10404362B1 (en) * 2018-02-22 2019-09-03 Subcom, Llc Fault detection and reporting in line monitoring systems
US11871165B2 (en) 2022-01-21 2024-01-09 Subcom, Llc Enhanced line monitoring and parameter reporting for high fiber count undersea fiber optic transmission systems with multiple switchable branches

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343320A (en) * 1992-08-03 1994-08-30 At&T Bell Laboratories Pump laser control circuit for an optical transmission system
CA2155693C (en) * 1994-08-25 1999-12-14 Daniel A. Fishman Performance monitoring and fault location in optical transmission systems
JP3611631B2 (ja) * 1995-03-20 2005-01-19 Ｋｄｄｉ株式会社 線路監視方法および線路監視装置
US5969833A (en) * 1996-10-09 1999-10-19 Tyco Submarine Systems Ltd. Monitoring system using an optical side tone as a test signal

Also Published As

Publication number Publication date
WO2000060773A8 (en) 2001-04-19
CA2334132C (en) 2009-06-02
EP1084537A1 (de) 2001-03-21
DE60002964T2 (de) 2004-05-19
US6134032A (en) 2000-10-17
EP1084537B1 (de) 2003-05-28
WO2000060773A1 (en) 2000-10-12
CA2334132A1 (en) 2000-10-12
WO2000060773A9 (en) 2002-04-04
DE60002964D1 (de) 2003-07-03

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