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DE69632000D1 - Messvorrichtung für optische fasern - Google Patents

Messvorrichtung für optische fasern

Info

Publication number
DE69632000D1
DE69632000D1 DE69632000T DE69632000T DE69632000D1 DE 69632000 D1 DE69632000 D1 DE 69632000D1 DE 69632000 T DE69632000 T DE 69632000T DE 69632000 T DE69632000 T DE 69632000T DE 69632000 D1 DE69632000 D1 DE 69632000D1
Authority
DE
Germany
Prior art keywords
measuring device
optical fibers
fibers
optical
measuring
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 - Lifetime
Application number
DE69632000T
Other languages
English (en)
Other versions
DE69632000T2 (de
Inventor
Yoshihiko Tachikawa
Yoshihiro Sampei
Takaaki Hirata
Makoto Komiyama
Yasuyuki Suzuki
Mamoru Arihara
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Corp
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
Priority claimed from JP01571995A external-priority patent/JP3453745B2/ja
Priority claimed from JP01572095A external-priority patent/JP3446850B2/ja
Priority claimed from JP02161895A external-priority patent/JP3453746B2/ja
Priority claimed from JP02243095A external-priority patent/JP3446851B2/ja
Priority claimed from JP21468695A external-priority patent/JPH0961294A/ja
Priority claimed from JP23236695A external-priority patent/JP3692510B2/ja
Application filed by Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Publication of DE69632000D1 publication Critical patent/DE69632000D1/de
Application granted granted Critical
Publication of DE69632000T2 publication Critical patent/DE69632000T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01M11/3172—Reflectometers detecting the back-scattered light in the frequency-domain, e.g. OFDR, FMCW, heterodyne detection

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
DE69632000T 1995-02-02 1996-01-30 Messvorrichtung für optische fasern Expired - Lifetime DE69632000T2 (de)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
JP01571995A JP3453745B2 (ja) 1995-02-02 1995-02-02 光ファイバ検査装置
JP1571995 1995-02-02
JP1572095 1995-02-02
JP01572095A JP3446850B2 (ja) 1995-02-02 1995-02-02 光ファイバ検査装置
JP02161895A JP3453746B2 (ja) 1995-02-09 1995-02-09 光ファイバ検査装置
JP2161895 1995-02-09
JP02243095A JP3446851B2 (ja) 1995-02-10 1995-02-10 光ファイバ検査装置
JP2243095 1995-02-10
JP21468695A JPH0961294A (ja) 1995-08-23 1995-08-23 光ファイバ検査装置
JP21468695 1995-08-23
JP23236695 1995-09-11
JP23236695A JP3692510B2 (ja) 1995-09-11 1995-09-11 光ファイバ検査装置
PCT/JP1996/000170 WO1996024038A1 (fr) 1995-02-02 1996-01-30 Dispositif de detection a fibres optiques

Publications (2)

Publication Number Publication Date
DE69632000D1 true DE69632000D1 (de) 2004-05-06
DE69632000T2 DE69632000T2 (de) 2005-03-10

Family

ID=27548601

Family Applications (2)

Application Number Title Priority Date Filing Date
DE0754939T Pending DE754939T1 (de) 1995-02-02 1996-01-30 Messvorrichtung für optische fasern
DE69632000T Expired - Lifetime DE69632000T2 (de) 1995-02-02 1996-01-30 Messvorrichtung für optische fasern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE0754939T Pending DE754939T1 (de) 1995-02-02 1996-01-30 Messvorrichtung für optische fasern

Country Status (4)

Country Link
US (1) US5844235A (de)
EP (1) EP0754939B1 (de)
DE (2) DE754939T1 (de)
WO (1) WO1996024038A1 (de)

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DE10010212A1 (de) * 2000-03-02 2001-09-13 Sick Ag Vorrichtung zur Ermittlung der Lichtlaufzeit
JP2002082016A (ja) * 2000-09-06 2002-03-22 Ando Electric Co Ltd 可変波長光源装置
GB2367971A (en) * 2000-10-16 2002-04-17 Porta Systems Corp Locating the position of a fault on a telephone line
US6856400B1 (en) * 2000-12-14 2005-02-15 Luna Technologies Apparatus and method for the complete characterization of optical devices including loss, birefringence and dispersion effects
US6816243B2 (en) * 2001-03-05 2004-11-09 Omniguide Communications Optical waveguide monitoring
US20060159464A1 (en) * 2001-04-20 2006-07-20 William David Cornwell Method and apparatus for in-service monitoring of a regional undersea optical transmission system using COTDR
US6750973B2 (en) * 2002-02-20 2004-06-15 Agilent Technologies, Inc. Test structure for simultaneously characterizing two ports of an optical component using interferometer-based optical network analysis
US7869708B2 (en) 2004-03-05 2011-01-11 Huawei Marine Networks Co., Ltd. COTDR arrangement with swept frequency pulse generator for an optical transmission system
US20050196175A1 (en) * 2004-03-05 2005-09-08 Evangelides Stephen G.Jr. Method and apparatus for obtaining status information concerning an in-service optical transmission line
US8045143B2 (en) * 2006-10-23 2011-10-25 The Boeing Company Optical phase domain reflectometer
US8149419B2 (en) * 2007-02-28 2012-04-03 Nippon Telegraph And Telephone Corporation Optical reflectometry and optical reflectometer
US7538860B2 (en) * 2007-08-17 2009-05-26 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration System and method for determination of the reflection wavelength of multiple low-reflectivity bragg gratings in a sensing optical fiber
US8634713B2 (en) * 2008-08-29 2014-01-21 Telefonaktiebolaget Lm Ericsson (Publ) Fibre monitoring in optical networks
EP2379981B1 (de) * 2009-01-17 2017-11-01 Luna Innovations Incorporated Optische bildgebung zur inspektion optischer geräte
US8908338B2 (en) * 2009-06-03 2014-12-09 Siemens Industry, Inc. Methods and apparatus for multi-frequency ground fault circuit interrupt grounded neutral fault detection
US8593621B2 (en) 2010-04-30 2013-11-26 International Business Machines Corporation Testing an optical fiber connection
CN102322880B (zh) * 2011-08-18 2013-06-05 天津大学 偏振敏感的分布式光频域反射扰动传感装置和解调方法
US9557243B2 (en) 2012-03-14 2017-01-31 Axonoptics Llc Integrated optics reflectometer
US9222850B2 (en) 2013-03-14 2015-12-29 Axonoptics, Llc Integrated optics reflectometer
US9733120B2 (en) 2013-08-12 2017-08-15 Halliburton Energy Services, Inc. Systems and methods for spread spectrum distributed acoustic sensor monitoring
EP3161432B1 (de) * 2014-06-26 2021-03-03 Baker Hughes Holdings LLC Ofdr-system für lokalisierte vibrationsdetektion
WO2016033192A1 (en) 2014-08-28 2016-03-03 Adelos, Inc. Noise management for optical time delay interferometry
CN107667489B (zh) * 2015-05-28 2021-05-25 瑞典爱立信有限公司 用于监视光纤链路的装置和方法
CN106301625B (zh) * 2016-08-26 2018-07-06 北京信维科技股份有限公司 一种天馈线测试和频谱分析装置
CN107436158A (zh) * 2017-07-27 2017-12-05 天津求实飞博科技有限公司 一种光纤光栅传感解调系统
CN108613794A (zh) * 2018-07-11 2018-10-02 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) 光缆跳线头内部光纤断点的光谱测量装置和方法

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JPS55125427A (en) * 1979-03-23 1980-09-27 Kokusai Denshin Denwa Co Ltd <Kdd> Method of measuring breaking position of optical
JPS6150033A (ja) * 1984-08-18 1986-03-12 Iwatsu Electric Co Ltd タイム・ドメイン・リフレクトメ−タ
US4697926A (en) * 1985-02-08 1987-10-06 The Board Of Trustees Of The Leland Stanford Junior University Coherent distributed sensor and method using short coherence length sources
DE3506884A1 (de) * 1985-02-27 1986-08-28 Philips Patentverwaltung Gmbh, 2000 Hamburg Optisches zeitbereichsreflektometer mit heterodyn-empfang
US4856899A (en) * 1985-12-20 1989-08-15 Yokogawa Electric Corporation Optical frequency analyzer using a local oscillator heterodyne detection of incident light
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JPH03170035A (ja) * 1989-11-28 1991-07-23 Nippon Telegr & Teleph Corp <Ntt> 光回路の周波数特性測定装置
US5030824A (en) * 1990-02-22 1991-07-09 The Boeing Company Optical position sensor employing encoder delay
JPH04225134A (ja) * 1990-12-27 1992-08-14 Nippon Telegr & Teleph Corp <Ntt> 光部品反射点測定方法および装置
JP2907350B2 (ja) * 1991-02-04 1999-06-21 日本電信電話株式会社 光線路の遠隔試験装置
JP3088031B2 (ja) * 1991-08-06 2000-09-18 日本電信電話株式会社 光パルス試験器
JPH05203410A (ja) * 1992-01-27 1993-08-10 Nippon Telegr & Teleph Corp <Ntt> 光周波数領域反射点測定方法及びその装置
US5412474A (en) * 1992-05-08 1995-05-02 Smithsonian Institution System for measuring distance between two points using a variable frequency coherent source
JPH05322699A (ja) * 1992-05-25 1993-12-07 Nippon Telegr & Teleph Corp <Ntt> 高距離分解能光伝送路測定装置
DE4244605A1 (de) * 1992-05-27 1993-12-02 Hewlett Packard Co Optisches Niederkohärenzreflektometer von verbesserter Empfindlichkeit mit optischer Dämpfung
US5268738A (en) * 1992-06-30 1993-12-07 Hewlett-Packard Company Extended distance range optical low-coherence reflectometer
JP2968421B2 (ja) * 1992-09-29 1999-10-25 アンリツ株式会社 光パルス試験器
JP3282135B2 (ja) * 1993-06-17 2002-05-13 日本電信電話株式会社 光周波数領域反射測定装置
JP3223942B2 (ja) * 1993-11-18 2001-10-29 横河電機株式会社 光ファイバ検査装置
JP3306815B2 (ja) * 1993-12-09 2002-07-24 日本電信電話株式会社 光周波数領域反射測定装置

Also Published As

Publication number Publication date
DE69632000T2 (de) 2005-03-10
EP0754939A4 (de) 1999-01-27
WO1996024038A1 (fr) 1996-08-08
US5844235A (en) 1998-12-01
EP0754939B1 (de) 2004-03-31
EP0754939A1 (de) 1997-01-22
DE754939T1 (de) 1997-07-10

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