FR2683960B1 - - Google Patents

Info

Publication number
FR2683960B1
FR2683960B1 FR9213861A FR9213861A FR2683960B1 FR 2683960 B1 FR2683960 B1 FR 2683960B1 FR 9213861 A FR9213861 A FR 9213861A FR 9213861 A FR9213861 A FR 9213861A FR 2683960 B1 FR2683960 B1 FR 2683960B1
Authority
FR
France
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
FR9213861A
Other versions
FR2683960A1 (fr
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 filed Critical
Publication of FR2683960A1 publication Critical patent/FR2683960A1/fr
Application granted granted Critical
Publication of FR2683960B1 publication Critical patent/FR2683960B1/fr
Granted legal-status Critical Current

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
    • 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]
FR9213861A 1991-11-18 1992-11-18 Systeme et procede pour tester et controler des fibres optiques a lumiere reflechie. Granted FR2683960A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/793,595 US5251001A (en) 1991-11-18 1991-11-18 Reflected optical power fiber test system

Publications (2)

Publication Number Publication Date
FR2683960A1 FR2683960A1 (fr) 1993-05-21
FR2683960B1 true FR2683960B1 (fr) 1995-04-07

Family

ID=25160300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9213861A Granted FR2683960A1 (fr) 1991-11-18 1992-11-18 Systeme et procede pour tester et controler des fibres optiques a lumiere reflechie.

Country Status (6)

Country Link
US (1) US5251001A (fr)
JP (1) JPH0658840A (fr)
CA (1) CA2083078A1 (fr)
DE (1) DE4238822A1 (fr)
FR (1) FR2683960A1 (fr)
GB (1) GB2261506B (fr)

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US7231145B2 (en) 2001-01-26 2007-06-12 Tellabs Operations Inc. Processing of optical performance data in an optical wavelength division multiplexed communication system
US6567580B2 (en) * 2001-02-01 2003-05-20 Triquint Technology Holding Co. Optical combiner system and method
WO2002075431A1 (fr) 2001-03-16 2002-09-26 Nippon Sheet Glass Co., Ltd. Dispositif optique, dispositif de commutation de trajet optique et procede de commutation de trajet optique
JP4676099B2 (ja) * 2001-08-06 2011-04-27 株式会社日立製作所 反射モニタ機能を備え反射検出可能な光切替装置、及び反射測定システム
BE1015198A4 (fr) * 2001-11-27 2004-11-09 Multitel Asbl Dispositif optique commutable permettant la maintenance des reseaux optiques passifs arborescents par analyse reflectometrique dans le domaine temporel.
KR100515259B1 (ko) 2002-05-03 2005-09-15 한국과학기술원 파장 가변 광원 구현 방법 및 장치와 이 광원을 이용한 파장분할 다중방식 광전송 장치
US7593647B2 (en) * 2002-09-19 2009-09-22 Novera Optics, Inc. Apparatuses and methods for automatic wavelength locking of an optical transmitter to the wavelength of an injected incoherent light signal
AU2003237082A1 (en) * 2002-10-07 2004-05-04 Institute Of Information Technology Assesment A wavelenght-division-multiplexing passive optical network utilizing fiber fault detectors and/or wavelenght tracking components
US7469102B2 (en) * 2002-10-07 2008-12-23 Novera Optics, Inc. Wavelength-division-multiplexing passive optical network utilizing fiber fault detectors and/or wavelength tracking components
KR100473520B1 (ko) * 2002-12-24 2005-03-10 한국과학기술원 외부 비간섭성 광원을 주입하여 파장 고정된 페브리-페롯레이저를 이용한 광 가입자 망
US7515626B2 (en) * 2003-05-29 2009-04-07 Novera Optics, Inc. Light source capable of lasing that is wavelength locked by an injected light signal
KR100955129B1 (ko) 2003-05-30 2010-04-28 정보통신연구진흥원 비간섭성　광대역　광원을 이용한 파장분할다중방식　수동형　광 네트워크 구현 방법
US7313157B2 (en) 2003-12-19 2007-12-25 Novera Optics, Inc. Integration of laser sources and detectors for a passive optical network
US7146073B2 (en) * 2004-07-19 2006-12-05 Quantronix Corporation Fiber delivery system with enhanced passive fiber protection and active monitoring
US20060153566A1 (en) * 2005-01-13 2006-07-13 Sorin Wayne V Methods and apparatuses to provide a wavelength-division-multiplexing passive optical network with asymmetric data rates
US7620320B2 (en) * 2005-02-14 2009-11-17 Lsi Corporation Fibre selective control switch system
DE102005028844B4 (de) * 2005-06-22 2007-07-05 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Verfahren und Vorrichtung zur Steuerung einer nicht selbsthaltenden Kupplung
KR100698766B1 (ko) 2005-09-07 2007-03-23 한국과학기술원 파장분할 다중방식 수동형 광 가입자 망 시스템에 사용되는장애 위치 감시 장치 및 이를 구비한 파장분할 다중방식수동형 광 가입자 망 시스템
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KR100785436B1 (ko) * 2005-09-20 2007-12-13 한국과학기술원 방송 서비스와 통신 서비스를 융합한 파장분할 다중방식수동형 광 가입자망
US8571410B2 (en) * 2006-10-11 2013-10-29 Novera Optics, Inc. Mutual wavelength locking in WDM-PONS
GB0823688D0 (en) 2008-12-31 2009-02-04 Tyco Electronics Raychem Nv Unidirectional absolute optical attenuation measurement with OTDR
US8593621B2 (en) * 2010-04-30 2013-11-26 International Business Machines Corporation Testing an optical fiber connection
WO2012093431A1 (fr) * 2011-01-07 2012-07-12 パナソニック株式会社 Système d'émission optique
US9435711B2 (en) * 2011-10-26 2016-09-06 Ezconn Corporation OTDR light reflection structure of optical sub-assembly for transceivers of PON system
US9848775B2 (en) * 2013-05-22 2017-12-26 The Board Of Trustees Of The Leland Stanford Junior University Passive and wireless pressure sensor
RU2546718C1 (ru) * 2013-12-03 2015-04-10 Евгений Андреевич Шабунин Способ идентификации оптических волокон и устройство для его реализации
EP3189601B1 (fr) * 2014-09-03 2023-08-02 British Telecommunications public limited company Identification de pannes de réseau optique
CA2988258A1 (fr) * 2015-06-09 2016-12-15 Afl Telecommunications Llc Appareil de test de fibre optique
JP6363680B2 (ja) * 2016-11-16 2018-07-25 ファナック株式会社 レーザ装置
WO2018217928A1 (fr) * 2017-05-26 2018-11-29 Branson Ultrasonics Corporation Rétroaction à double canal permettant la détermination d'un débit de faisceau de fibres
US11528079B2 (en) 2017-10-05 2022-12-13 Commscope Technologies Llc Optical fiber testing device and method

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Also Published As

Publication number Publication date
GB2261506B (en) 1995-10-11
GB2261506A (en) 1993-05-19
JPH0658840A (ja) 1994-03-04
CA2083078A1 (fr) 1993-05-19
GB9224151D0 (en) 1993-01-06
US5251001A (en) 1993-10-05
DE4238822A1 (fr) 1993-05-19
FR2683960A1 (fr) 1993-05-21

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