DK54195A - Fremgangsmåde ved måling på en optisk fiber - Google Patents

Fremgangsmåde ved måling på en optisk fiber Download PDF

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Publication number
DK54195A
DK54195A DK054195A DK54195A DK54195A DK 54195 A DK54195 A DK 54195A DK 054195 A DK054195 A DK 054195A DK 54195 A DK54195 A DK 54195A DK 54195 A DK54195 A DK 54195A
Authority
DK
Denmark
Prior art keywords
fibre
pct
background noise
pulse
wavelength
Prior art date
Application number
DK054195A
Other languages
English (en)
Other versions
DK172234B1 (da
Inventor
Joern Hedegaard Povlsen
Claus Friis Pedersen
Original Assignee
Dsc Communications As
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 to DK054195A priority Critical patent/DK172234B1/da
Application filed by Dsc Communications As filed Critical Dsc Communications As
Priority to ZA963685A priority patent/ZA963685B/xx
Priority to CN96193810A priority patent/CN1183833A/zh
Priority to ES96914867T priority patent/ES2140086T3/es
Priority to PCT/DK1996/000211 priority patent/WO1996035935A1/en
Priority to EP96914867A priority patent/EP0824677B1/en
Priority to AT96914867T priority patent/ATE187553T1/de
Priority to AU56851/96A priority patent/AU5685196A/en
Priority to US08/952,290 priority patent/US5870183A/en
Priority to DE69605545T priority patent/DE69605545T2/de
Publication of DK54195A publication Critical patent/DK54195A/da
Application granted granted Critical
Publication of DK172234B1 publication Critical patent/DK172234B1/da

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
    • G01M11/3145—Details of the optoelectronics or data analysis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
  • Measurement Of Radiation (AREA)
  • Light Guides In General And Applications Therefor (AREA)
DK054195A 1995-05-10 1995-05-10 Fremgangsmåder til bestemmelse af støjniveauet under måling på en optisk fiber DK172234B1 (da)

Priority Applications (10)

Application Number Priority Date Filing Date Title
DK054195A DK172234B1 (da) 1995-05-10 1995-05-10 Fremgangsmåder til bestemmelse af støjniveauet under måling på en optisk fiber
CN96193810A CN1183833A (zh) 1995-05-10 1996-05-09 测量光纤的方法
ES96914867T ES2140086T3 (es) 1995-05-10 1996-05-09 Metodo para la medicion de una fibra optica.
PCT/DK1996/000211 WO1996035935A1 (en) 1995-05-10 1996-05-09 A method of measuring on an optical fibre
ZA963685A ZA963685B (en) 1995-05-10 1996-05-09 A method of measuring on an optical fibre
EP96914867A EP0824677B1 (en) 1995-05-10 1996-05-09 A method of measuring on an optical fibre
AT96914867T ATE187553T1 (de) 1995-05-10 1996-05-09 Messverfahren an einer optischen faser
AU56851/96A AU5685196A (en) 1995-05-10 1996-05-09 A method of measuring on an optical fibre
US08/952,290 US5870183A (en) 1995-05-10 1996-05-09 Method of measuring on an optical fibre
DE69605545T DE69605545T2 (de) 1995-05-10 1996-05-09 Messverfahren an einer optischen faser

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK054195A DK172234B1 (da) 1995-05-10 1995-05-10 Fremgangsmåder til bestemmelse af støjniveauet under måling på en optisk fiber
DK54195 1995-05-10

Publications (2)

Publication Number Publication Date
DK54195A true DK54195A (da) 1996-11-11
DK172234B1 DK172234B1 (da) 1998-01-26

Family

ID=8094713

Family Applications (1)

Application Number Title Priority Date Filing Date
DK054195A DK172234B1 (da) 1995-05-10 1995-05-10 Fremgangsmåder til bestemmelse af støjniveauet under måling på en optisk fiber

Country Status (10)

Country Link
US (1) US5870183A (da)
EP (1) EP0824677B1 (da)
CN (1) CN1183833A (da)
AT (1) ATE187553T1 (da)
AU (1) AU5685196A (da)
DE (1) DE69605545T2 (da)
DK (1) DK172234B1 (da)
ES (1) ES2140086T3 (da)
WO (1) WO1996035935A1 (da)
ZA (1) ZA963685B (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK129396A (da) * 1996-11-15 1998-05-16 Dsc Communications As Optisk forstærker og fremgangsmåde til forhindring af, at der fra en sådan udsendes optisk effekt, som overstiger en foresk
US6433926B2 (en) 1997-11-14 2002-08-13 Dsc Communications A/S Optical amplifier and a method of preventing emission therefrom of optical power exceeding a prescribed safety limit
KR100609697B1 (ko) * 2004-06-02 2006-08-08 한국전자통신연구원 이득 고정형 광증폭기를 이용한 광 선로 감시 시스템
US7787775B2 (en) * 2006-05-08 2010-08-31 Tellabs Operations, Inc. Methods and apparatus for optical networks
CN101351689B (zh) * 2006-07-03 2011-12-07 安立股份有限公司 光时域反射仪和用于使用光脉冲来测试光纤的方法
CN103983428B (zh) * 2014-06-05 2016-09-28 中国科学技术大学 测量全光纤脉冲激光器ase噪声的方法
EP4136425A4 (en) * 2020-04-14 2023-09-27 Jabil Inc. OPTICAL RETRO-REFLECTION DIAGNOSTICS FOR MICRO-OPTICAL COMPONENTS
WO2023135715A1 (ja) * 2022-01-13 2023-07-20 日本電気株式会社 変位推定装置、変位推定方法、及びコンピュータ読み取り可能な記録媒体

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
AU5839290A (en) * 1989-06-22 1991-01-08 British Telecommunications Public Limited Company Optical time domain reflectometry
US5343286A (en) * 1990-02-15 1994-08-30 British Telecommunications Public Limited Company OTDR having optically switched amplified output onto test fibre to suppress optical amplifier noise between OTDR pluses
JP2968421B2 (ja) * 1992-09-29 1999-10-25 アンリツ株式会社 光パルス試験器
US5450191A (en) * 1993-05-06 1995-09-12 Corning Incorporated Method for testing optical waveguide fibers to detect reflection type discontinuities

Also Published As

Publication number Publication date
US5870183A (en) 1999-02-09
EP0824677A1 (en) 1998-02-25
DE69605545T2 (de) 2000-06-15
AU5685196A (en) 1996-11-29
CN1183833A (zh) 1998-06-03
DE69605545D1 (de) 2000-01-13
DK172234B1 (da) 1998-01-26
ES2140086T3 (es) 2000-02-16
EP0824677B1 (en) 1999-12-08
ZA963685B (en) 1996-11-20
WO1996035935A1 (en) 1996-11-14
ATE187553T1 (de) 1999-12-15

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed

Effective date: 20140531