FR2889741B1 - Systeme de determination et de localisation de defauts par reflectometrie dans un reseau optique - Google Patents

Systeme de determination et de localisation de defauts par reflectometrie dans un reseau optique

Info

Publication number
FR2889741B1
FR2889741B1 FR0552471A FR0552471A FR2889741B1 FR 2889741 B1 FR2889741 B1 FR 2889741B1 FR 0552471 A FR0552471 A FR 0552471A FR 0552471 A FR0552471 A FR 0552471A FR 2889741 B1 FR2889741 B1 FR 2889741B1
Authority
FR
France
Prior art keywords
reflectometry
determining
optical network
locating defects
locating
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 - Fee Related
Application number
FR0552471A
Other languages
English (en)
Other versions
FR2889741A1 (fr
Inventor
Xavier Renard
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.)
Nexans SA
Original Assignee
Nexans SA
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 Nexans SA filed Critical Nexans SA
Priority to FR0552471A priority Critical patent/FR2889741B1/fr
Publication of FR2889741A1 publication Critical patent/FR2889741A1/fr
Application granted granted Critical
Publication of FR2889741B1 publication Critical patent/FR2889741B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2861—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using fibre optic delay lines and optical elements associated with them, e.g. for use in signal processing, e.g. filtering
    • 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
    • G01M11/3136—Reflectometers detecting the back-scattered light in the time-domain, e.g. OTDR for testing of multiple fibers
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Optical Communication System (AREA)
FR0552471A 2005-08-09 2005-08-09 Systeme de determination et de localisation de defauts par reflectometrie dans un reseau optique Expired - Fee Related FR2889741B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0552471A FR2889741B1 (fr) 2005-08-09 2005-08-09 Systeme de determination et de localisation de defauts par reflectometrie dans un reseau optique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0552471A FR2889741B1 (fr) 2005-08-09 2005-08-09 Systeme de determination et de localisation de defauts par reflectometrie dans un reseau optique

Publications (2)

Publication Number Publication Date
FR2889741A1 FR2889741A1 (fr) 2007-02-16
FR2889741B1 true FR2889741B1 (fr) 2007-09-28

Family

ID=36677159

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0552471A Expired - Fee Related FR2889741B1 (fr) 2005-08-09 2005-08-09 Systeme de determination et de localisation de defauts par reflectometrie dans un reseau optique

Country Status (1)

Country Link
FR (1) FR2889741B1 (fr)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8828408D0 (en) * 1988-12-06 1989-01-05 British Telecomm Loss detector
WO1992011709A1 (fr) * 1990-12-18 1992-07-09 Aster Corporation Dispositif de commande et de surveillance de communication optique
US5321541A (en) * 1991-12-12 1994-06-14 At&T Bell Laboratories Passive optical communication network with broadband upgrade
JP3224344B2 (ja) * 1996-06-10 2001-10-29 安藤電気株式会社 多分岐光線路試験装置
GB9700269D0 (en) * 1997-01-08 1997-02-26 York Sensors Ltd Improvements to optical time domain reflectometry
JP2924881B2 (ja) * 1997-01-27 1999-07-26 住友電気工業株式会社 波長可変光源およびｏｔｄｒ装置
IT1301848B1 (it) * 1998-07-23 2000-07-07 Sirti Spa Sistema passivo per la sorveglianza di reti ottiche di distibuzionecon struttura ad albero
JP2001021445A (ja) * 1999-07-09 2001-01-26 Ando Electric Co Ltd 多分岐光線路試験装置
FR2844051B1 (fr) * 2002-08-30 2004-11-12 Nexans Systeme pour le controle par reflectometrie dans le domaine temporel (otdr) d'un reseau optique
WO2004079404A2 (fr) * 2003-03-03 2004-09-16 UBI SYSTEMS, INC. (A Delaware Corporation) Systeme et procede de certification d'un reseau a fibres optiques en service
ATE415752T1 (de) * 2003-10-15 2008-12-15 Alcatel Lucent Leistungsüberwachung einer optischen übertragungsstrecke durch otdm mit laser für datenübertragung/-empfang

Also Published As

Publication number Publication date
FR2889741A1 (fr) 2007-02-16

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20110502