DE69408004D1 - Optisches Übertragungssystem mit Überwachung von mehreren Fasern - Google Patents

Optisches Übertragungssystem mit Überwachung von mehreren Fasern

Info

Publication number
DE69408004D1
DE69408004D1 DE69408004T DE69408004T DE69408004D1 DE 69408004 D1 DE69408004 D1 DE 69408004D1 DE 69408004 T DE69408004 T DE 69408004T DE 69408004 T DE69408004 T DE 69408004T DE 69408004 D1 DE69408004 D1 DE 69408004D1
Authority
DE
Germany
Prior art keywords
monitoring
transmission system
optical transmission
several fibers
fibers
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
DE69408004T
Other languages
English (en)
Other versions
DE69408004T2 (de
Inventor
Leonard George Cohen
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.)
AT&T Corp
Original Assignee
AT&T 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
Application filed by AT&T Corp filed Critical AT&T Corp
Publication of DE69408004D1 publication Critical patent/DE69408004D1/de
Application granted granted Critical
Publication of DE69408004T2 publication Critical patent/DE69408004T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • 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
    • G01M11/3154—Details of the opto-mechanical connection, e.g. connector or repeater
    • 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0015—Construction using splitting combining
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0016—Construction using wavelength multiplexing or demultiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0083—Testing; Monitoring

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Integrated Circuits (AREA)
DE69408004T 1993-03-19 1994-03-09 Optisches Übertragungssystem mit Überwachung von mehreren Fasern Expired - Fee Related DE69408004T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/033,912 US5329392A (en) 1993-03-19 1993-03-19 Optical communication system with multiple fiber monitoring

Publications (2)

Publication Number Publication Date
DE69408004D1 true DE69408004D1 (de) 1998-02-26
DE69408004T2 DE69408004T2 (de) 1998-05-28

Family

ID=21873167

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69408004T Expired - Fee Related DE69408004T2 (de) 1993-03-19 1994-03-09 Optisches Übertragungssystem mit Überwachung von mehreren Fasern

Country Status (4)

Country Link
US (1) US5329392A (de)
EP (1) EP0616440B1 (de)
JP (1) JPH06326665A (de)
DE (1) DE69408004T2 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5500753A (en) * 1993-09-14 1996-03-19 Alcatel Network Systems, Inc. Method and system for connecting an optical network unit with a plurality of user sites
US5461693A (en) * 1994-07-14 1995-10-24 At&T Ipm Corp. Optical fiber distribution frame with fiber testing
FR2739992B1 (fr) * 1995-10-11 1997-11-14 Gay Philippe Systeme de surveillance, par echometrie, d'un reseau de telecommunication optique en exploitation, a l'aide de reseaux de bragg
US5731887A (en) * 1995-12-22 1998-03-24 Mci Communications Corporation System and method for photonic facility and line protection switching
US5777761A (en) * 1995-12-22 1998-07-07 Mci Communications Corporation System and method for photonic facility and line protection switching using wavelength translation
US6005694A (en) * 1995-12-28 1999-12-21 Mci Worldcom, Inc. Method and system for detecting optical faults within the optical domain of a fiber communication network
US6108113A (en) * 1995-12-29 2000-08-22 Mci Communications Corporation Method and system for transporting ancillary network data
US5884017A (en) * 1995-12-29 1999-03-16 Mci Communications Corporation Method and system for optical restoration tributary switching in a fiber network
US6285475B1 (en) 1995-12-29 2001-09-04 Mci Communications Corporation Method and system for detecting optical faults in a network fiber link
US5712942A (en) * 1996-05-13 1998-01-27 Lucent Technologies Inc. Optical communications system having distributed intelligence
US5790285A (en) * 1996-05-21 1998-08-04 Lucent Technologies Inc. Lightwave communication monitoring system
US5664034A (en) * 1996-05-21 1997-09-02 Lucent Technologies Inc. Lightwave communication monitoring switch
US5757527A (en) * 1996-06-03 1998-05-26 Lucent Technologies Inc. Optical fiber transmission system mapping arrangement
US5903370A (en) * 1996-06-28 1999-05-11 Mci Communications Corporation System for an optical domain
US5774605A (en) * 1996-10-31 1998-06-30 Lucent Technologies, Inc. Ribbon array optical switch and optical switch architecture utilizing same
US5914794A (en) * 1996-12-31 1999-06-22 Mci Communications Corporation Method of and apparatus for detecting and reporting faults in an all-optical communications system
CA2195153C (en) * 1997-01-15 2003-12-30 Dennis K. W. Lam Surveillance system for passive branched optical networks
DE19926463B4 (de) * 1998-06-23 2006-04-20 Siemens Ag Verfahren zur Überwachung von optischen Signalen auf mehreren optischen Fasern
EP1272884A1 (de) * 2001-03-09 2003-01-08 Infineon Technologies AG Anordnung zur detektion von optischen signalen eines planaren optischen schaltkreises
US6606148B2 (en) 2001-04-23 2003-08-12 Systems And Processes Engineering Corp. Method and system for measuring optical scattering characteristics
JP2003008647A (ja) * 2001-06-18 2003-01-10 Ando Electric Co Ltd プローブ装置
WO2003030409A1 (en) * 2001-09-28 2003-04-10 Protodel International Limited Monitor for an optical fibre and multi-guide optical fibre circuits and methods of making them
US8655167B1 (en) * 2011-01-05 2014-02-18 Google Inc. Fiber diagnosis system for point-to-point optical access networks
US9435711B2 (en) * 2011-10-26 2016-09-06 Ezconn Corporation OTDR light reflection structure of optical sub-assembly for transceivers of PON system
US20130183035A1 (en) * 2011-12-01 2013-07-18 Joseph L. Smith Enhanced PON And Splitter Module And Associated Method
US9297708B1 (en) * 2012-05-14 2016-03-29 The Boeing Company Methods and systems for optical wear sensing
WO2013181197A1 (en) * 2012-05-29 2013-12-05 Collier Michelle System and method for identifying fiber sequence in a multi-fiber optical cable
WO2018137212A1 (zh) * 2017-01-25 2018-08-02 深圳太辰光通信股份有限公司 一种无源波分移动前传网络系统
US10432341B2 (en) 2017-07-12 2019-10-01 Electronics And Telecommunications Research Institute Transmitter for transmitting optical signal in optical communication system and method of operating the same
WO2019230720A1 (ja) * 2018-05-29 2019-12-05 住友電気工業株式会社 光ファイバの伝送損失測定方法およびｏｔｄｒ測定装置
WO2022197952A1 (en) * 2021-03-19 2022-09-22 Commscope Technologies Llc Nonintrusive tap monitoring in integrated optical waveguide structure

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8104104A (nl) * 1981-09-04 1983-04-05 Philips Nv Distributiesysteem voor een lokaal fibernet.
US4749247A (en) * 1986-04-03 1988-06-07 The Mitre Corporation Self-monitoring fiber optic link
US4909584A (en) * 1986-12-19 1990-03-20 Hitachi, Ltd. Optical multi/demultiplexer and optical module using the same
CA1318533C (en) * 1988-01-07 1993-06-01 Hisaharu Yanagawa Optical switch system
US4902086A (en) * 1988-03-03 1990-02-20 At&T Bell Laboratories Device including a substrate-supported optical waveguide, and method of manufacture
US4904036A (en) * 1988-03-03 1990-02-27 American Telephone And Telegraph Company, At&T Bell Laboratories Subassemblies for optoelectronic hybrid integrated circuits
US4828358A (en) * 1988-03-03 1989-05-09 American Telephone And Telegraph Company, At&T Bell Laboratories Testing in the manufacture, operation, and maintenance of optical device assemblies
US4875772A (en) * 1988-10-04 1989-10-24 Laser Precision Corporation Remotely controlled optical time domain reflectometer serving a plurality of fiber optic cables
US5221983A (en) * 1989-01-19 1993-06-22 Bell Communications Research, Inc. Passive photonic loop architecture employing wavelength multiplexing
US5010346A (en) * 1989-10-27 1991-04-23 The Boeing Company Electro-optical analog-to-digital converter and method for digitizing an analog signal
JPH03220509A (ja) * 1990-01-26 1991-09-27 Seiko Giken:Kk 多分割光分岐合流器
US5148507A (en) * 1990-07-06 1992-09-15 Nec Corporation Optical waveguide device with two predetermined wavelength, polarization independent, directional coupler switches
US5136671A (en) * 1991-08-21 1992-08-04 At&T Bell Laboratories Optical switch, multiplexer, and demultiplexer

Also Published As

Publication number Publication date
EP0616440B1 (de) 1998-01-21
US5329392A (en) 1994-07-12
JPH06326665A (ja) 1994-11-25
DE69408004T2 (de) 1998-05-28
EP0616440A1 (de) 1994-09-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee