PT2720387T - Estágio de amplificação óptica para a monitorização por otdr e sistema e método relacionados para a monitorização por otdr de uma ligação de comunicação óptica - Google Patents

Estágio de amplificação óptica para a monitorização por otdr e sistema e método relacionados para a monitorização por otdr de uma ligação de comunicação óptica

Info

Publication number
PT2720387T
PT2720387T PT121882609T PT12188260T PT2720387T PT 2720387 T PT2720387 T PT 2720387T PT 121882609 T PT121882609 T PT 121882609T PT 12188260 T PT12188260 T PT 12188260T PT 2720387 T PT2720387 T PT 2720387T
Authority
PT
Portugal
Prior art keywords
otdr monitoring
communication link
amplification stage
related method
optical
Prior art date
Application number
PT121882609T
Other languages
English (en)
Inventor
Melloni Andrea
Meli Fausto
Grasso Giorgio
Righetti Aldo
Original Assignee
Padtec S A
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 Padtec S A filed Critical Padtec S A
Publication of PT2720387T publication Critical patent/PT2720387T/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
    • H04B10/071—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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/298—Two-way repeaters, i.e. repeaters amplifying separate upward and downward lines

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
PT121882609T 2012-10-12 2012-10-12 Estágio de amplificação óptica para a monitorização por otdr e sistema e método relacionados para a monitorização por otdr de uma ligação de comunicação óptica PT2720387T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12188260.9A EP2720387B1 (en) 2012-10-12 2012-10-12 Optical amplification stage for OTDR monitoring and related method and system for OTDR monitoring of an optical communication link

Publications (1)

Publication Number Publication Date
PT2720387T true PT2720387T (pt) 2017-08-17

Family

ID=47357882

Family Applications (1)

Application Number Title Priority Date Filing Date
PT121882609T PT2720387T (pt) 2012-10-12 2012-10-12 Estágio de amplificação óptica para a monitorização por otdr e sistema e método relacionados para a monitorização por otdr de uma ligação de comunicação óptica

Country Status (5)

Country Link
US (1) US9124362B2 (pt)
EP (1) EP2720387B1 (pt)
JP (1) JP2014082761A (pt)
BR (1) BR102013026276B1 (pt)
PT (1) PT2720387T (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9503181B2 (en) 2015-01-06 2016-11-22 Ii-Vi Incorporated Rare earth-doped fiber amplifier with integral optical metrology functionality
EP3358761B1 (en) 2015-09-29 2024-03-20 Nec Corporation Optical relay and control method for optical relay
WO2018210470A1 (en) * 2017-05-17 2018-11-22 Alcatel Lucent Use of band-pass filters in supervisory signal paths of an optical transport system
JP7136183B2 (ja) * 2018-03-02 2022-09-13 日本電気株式会社 光中継器、伝送路ファイバの監視方法、及び光伝送システム
US11228372B2 (en) 2019-01-17 2022-01-18 Subcom, Llc System, apparatus and method for efficient optical signal amplification with system monitoring features

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0918411A (ja) * 1995-06-27 1997-01-17 Fujitsu Ltd 光中継器
JP3293565B2 (ja) * 1998-08-14 2002-06-17 日本電気株式会社 光増幅中継器
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
JP3391341B2 (ja) 2000-08-23 2003-03-31 日本電気株式会社 光伝送路監視システム及びその監視装置及びその監視方法
JP3608521B2 (ja) 2001-03-19 2005-01-12 日本電気株式会社 光増幅中継システム
WO2004070342A1 (ja) * 2003-02-06 2004-08-19 Fujitsu Limited 光増幅中継方法及び光増幅中継システム
JP2005136602A (ja) * 2003-10-29 2005-05-26 Nec Corp 光中継器および光中継システム
JP2006180381A (ja) * 2004-12-24 2006-07-06 Nec Corp 光ファイバ伝送路監視方式並びに監視方法および光中継器
US7388657B2 (en) * 2005-08-22 2008-06-17 Tyco Telecommunications (Us) Inc. System and method for monitoring an optical communication system
US8009983B2 (en) 2008-06-26 2011-08-30 Tyco Electronics Subsea Communications Llc High loss loop back for long repeater span

Also Published As

Publication number Publication date
US20140105595A1 (en) 2014-04-17
EP2720387A1 (en) 2014-04-16
JP2014082761A (ja) 2014-05-08
BR102013026276A2 (pt) 2015-08-04
EP2720387B1 (en) 2017-07-05
US9124362B2 (en) 2015-09-01
BR102013026276B1 (pt) 2022-03-22

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