ATE434873T1 - Erfassung einer störung - Google Patents

Erfassung einer störung

Info

Publication number
ATE434873T1
ATE434873T1 AT07705114T AT07705114T ATE434873T1 AT E434873 T1 ATE434873 T1 AT E434873T1 AT 07705114 T AT07705114 T AT 07705114T AT 07705114 T AT07705114 T AT 07705114T AT E434873 T1 ATE434873 T1 AT E434873T1
Authority
AT
Austria
Prior art keywords
interferometer
signal
optical link
signal copies
copies
Prior art date
Application number
AT07705114T
Other languages
English (en)
Inventor
Peter Healey
Original Assignee
British Telecomm
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 Telecomm filed Critical British Telecomm
Application granted granted Critical
Publication of ATE434873T1 publication Critical patent/ATE434873T1/de

Links

Classifications

    • 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
    • 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
    • G01M11/3172—Reflectometers detecting the back-scattered light in the frequency-domain, e.g. OFDR, FMCW, heterodyne detection
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Power Steering Mechanism (AREA)
  • Protection Of Generators And Motors (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
AT07705114T 2006-02-24 2007-02-01 Erfassung einer störung ATE434873T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06251012A EP1826924A1 (de) 2006-02-24 2006-02-24 Abtastung einer Störung
PCT/GB2007/000360 WO2007096580A1 (en) 2006-02-24 2007-02-01 Sensing a disturbance

Publications (1)

Publication Number Publication Date
ATE434873T1 true ATE434873T1 (de) 2009-07-15

Family

ID=36610894

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07705114T ATE434873T1 (de) 2006-02-24 2007-02-01 Erfassung einer störung

Country Status (6)

Country Link
US (1) US7817279B2 (de)
EP (2) EP1826924A1 (de)
AT (1) ATE434873T1 (de)
CA (1) CA2643347A1 (de)
DE (1) DE602007001388D1 (de)
WO (1) WO2007096580A1 (de)

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US7667849B2 (en) * 2003-09-30 2010-02-23 British Telecommunications Public Limited Company Optical sensor with interferometer for sensing external physical disturbance of optical communications link
GB0322859D0 (en) * 2003-09-30 2003-10-29 British Telecomm Communication
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ATE498954T1 (de) * 2004-12-17 2011-03-15 British Telecomm Netzwerkbeurteilung
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EP1708388A1 (de) 2005-03-31 2006-10-04 British Telecommunications Public Limited Company Verfahren zum Mitteilen von Informationen
EP1713301A1 (de) * 2005-04-14 2006-10-18 BRITISH TELECOMMUNICATIONS public limited company Verfahren und Gerät zur Schallübertragung über eine optische Verbindung
EP1729096A1 (de) * 2005-06-02 2006-12-06 BRITISH TELECOMMUNICATIONS public limited company Verfahren und Vorrichtung zur Ermittlung der Stelle einer Störung in einer optischen Faser
WO2007096578A1 (en) * 2006-02-24 2007-08-30 British Telecommunications Public Limited Company Sensing a disturbance
WO2007096579A1 (en) * 2006-02-24 2007-08-30 British Telecommunications Public Limited Company Sensing a disturbance
EP1826924A1 (de) * 2006-02-24 2007-08-29 BRITISH TELECOMMUNICATIONS public limited company Abtastung einer Störung
CN101410696B (zh) * 2006-04-03 2011-01-05 英国电讯有限公司 干扰位置的估计
US8682159B2 (en) * 2008-07-09 2014-03-25 Tyco Electronics Subsea Communications Llc Optical communication system supporting detection and communication networks
WO2012175913A1 (en) * 2011-06-20 2012-12-27 British Telecommunications Public Limited Company Communications network
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
WO2019137734A1 (en) 2018-01-09 2019-07-18 British Telecommunications Public Limited Company Optical data transmission system

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JP4768421B2 (ja) * 2005-12-06 2011-09-07 富士通株式会社 Ｄｑｐｓｋ光受信器
WO2007096579A1 (en) * 2006-02-24 2007-08-30 British Telecommunications Public Limited Company Sensing a disturbance
EP1826924A1 (de) * 2006-02-24 2007-08-29 BRITISH TELECOMMUNICATIONS public limited company Abtastung einer Störung
CN101410696B (zh) * 2006-04-03 2011-01-05 英国电讯有限公司 干扰位置的估计

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EP1989798A1 (de) 2008-11-12
WO2007096580A1 (en) 2007-08-30
DE602007001388D1 (de) 2009-08-06
CA2643347A1 (en) 2007-08-30
EP1989798B1 (de) 2009-06-24
US7817279B2 (en) 2010-10-19
EP1826924A1 (de) 2007-08-29
US20090097844A1 (en) 2009-04-16

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