DK3805727T3 - Inspektionssystem - Google Patents

Inspektionssystem

Info

Publication number
DK3805727T3
DK3805727T3 DK19814558.3T DK19814558T DK3805727T3 DK 3805727 T3 DK3805727 T3 DK 3805727T3 DK 19814558 T DK19814558 T DK 19814558T DK 3805727 T3 DK3805727 T3 DK 3805727T3
Authority
DK
Denmark
Prior art keywords
inspection system
inspection
Prior art date
Application number
DK19814558.3T
Other languages
English (en)
Inventor
Kazuya Masuda
Tomohiko Ueda
Kenichiro Otsuka
Tsuneari Ito
Tetsufumi Tsuzaki
Yoshifumi Hishikawa
Hitoshi Hatayama
Original Assignee
Sumitomo Electric Optifrontier Co Ltd
Sumitomo Electric Industries
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 Sumitomo Electric Optifrontier Co Ltd, Sumitomo Electric Industries filed Critical Sumitomo Electric Optifrontier Co Ltd
Application granted granted Critical
Publication of DK3805727T3 publication Critical patent/DK3805727T3/da

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]
    • 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
    • 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
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • 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
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4292—Coupling light guides with opto-electronic elements the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements
    • 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
    • H04B10/073—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an out-of-service signal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Optical Communication System (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
DK19814558.3T 2018-06-04 2019-05-22 Inspektionssystem DK3805727T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018106912 2018-06-04
PCT/JP2019/020319 WO2019235224A1 (ja) 2018-06-04 2019-05-22 検査システム

Publications (1)

Publication Number Publication Date
DK3805727T3 true DK3805727T3 (da) 2025-08-18

Family

ID=68770176

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19814558.3T DK3805727T3 (da) 2018-06-04 2019-05-22 Inspektionssystem

Country Status (7)

Country Link
US (1) US11965801B2 (da)
EP (1) EP3805727B1 (da)
JP (1) JP7290635B2 (da)
CN (1) CN112219099B (da)
DK (1) DK3805727T3 (da)
FI (1) FI3805727T3 (da)
WO (1) WO2019235224A1 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2024209759A1 (da) * 2023-04-04 2024-10-10
EP4733734A1 (en) * 2024-10-25 2026-04-29 EXFO Inc. Fast testing of optical fibers in an optical fiber network

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* Cited by examiner, † Cited by third party
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US5995687A (en) * 1996-12-10 1999-11-30 Lucent Technologies Inc. Circuit for testing an optical communication system
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JP3759845B2 (ja) * 1998-12-16 2006-03-29 富士通株式会社 光伝送路の監視のための方法及びシステム
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US6583867B1 (en) * 1999-08-13 2003-06-24 Fitel Usa Corp. System and method for monitoring optical fiber integrity between the telecommunications provider and a customer's premises
US6522434B1 (en) * 1999-08-13 2003-02-18 Fitel Usa Corp. System and method for determining optical loss characteristics of optical fibers in an optical fiber network
US6317535B1 (en) * 1999-08-24 2001-11-13 Lucent Technologies Inc. System and method for testing optical fibers that lead between a telecommunications provider and a customer's premises
US6366724B1 (en) * 1999-10-30 2002-04-02 Lucent Technologies Inc. Integrated optical transmitter and receiver module
US6305851B1 (en) * 2000-01-12 2001-10-23 Ciena Corporation Systems and methods for detecting imperfect connections in optical systems
JP4173967B2 (ja) * 2002-01-31 2008-10-29 日本電信電話株式会社 光ファイバ損失測定方法及び測定装置
JP2005326223A (ja) * 2004-05-13 2005-11-24 Hirakawa Hewtech Corp 光・電気複合ケーブルの接続チェッカ、及びその接続検査方法
EP1794904A1 (en) * 2004-09-30 2007-06-13 British Telecommunications Public Limited Company Identifying or locating waveguides
JP4303188B2 (ja) * 2004-11-15 2009-07-29 東日本電信電話株式会社 光ファイバケーブルの浸水検知システムおよび方法
US7693359B2 (en) * 2005-01-12 2010-04-06 Network Integrity Systems, Inc. Intrusion detection system for use on single mode optical fiber using a cost reduced polarimeter
US7808621B2 (en) * 2005-07-29 2010-10-05 Verizon New England Inc. System and method for identifying fiber optic cables
JP2008232849A (ja) * 2007-03-20 2008-10-02 Anritsu Corp 光ファイバ監視方法及び光ファイバ監視システム
US8135275B2 (en) * 2008-05-29 2012-03-13 Heismann Fred L Measuring chromatic dispersion in an optical wavelength channel of an optical fiber link
GB0823688D0 (en) * 2008-12-31 2009-02-04 Tyco Electronics Raychem Nv Unidirectional absolute optical attenuation measurement with OTDR
JP5200159B2 (ja) * 2009-03-02 2013-05-15 住友電気工業株式会社 光伝送監視装置
US8570501B2 (en) * 2009-12-17 2013-10-29 At&T Intellectual Property I, Lp. Fiber identification using mode field diameter profile
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US8692984B2 (en) * 2012-01-31 2014-04-08 Fluke Corporation Field tester for topologies utilizing array connectors and multi-wavelength field tester for topologies utilizing array connectors
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JP6694378B2 (ja) 2016-12-26 2020-05-13 本田技研工業株式会社 燃料電池発電システムの純水精製装置
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Also Published As

Publication number Publication date
WO2019235224A1 (ja) 2019-12-12
FI3805727T3 (fi) 2025-08-13
CN112219099B (zh) 2022-09-13
US11965801B2 (en) 2024-04-23
EP3805727A1 (en) 2021-04-14
JP7290635B2 (ja) 2023-06-13
EP3805727A4 (en) 2022-03-16
EP3805727B1 (en) 2025-07-02
JPWO2019235224A1 (ja) 2021-07-15
CN112219099A (zh) 2021-01-12
US20210239569A1 (en) 2021-08-05

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