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FR2853481B1 - Procede de mesure par otdr et appareil de station terminale - Google Patents

Procede de mesure par otdr et appareil de station terminale

Info

Publication number
FR2853481B1
FR2853481B1 FR0402566A FR0402566A FR2853481B1 FR 2853481 B1 FR2853481 B1 FR 2853481B1 FR 0402566 A FR0402566 A FR 0402566A FR 0402566 A FR0402566 A FR 0402566A FR 2853481 B1 FR2853481 B1 FR 2853481B1
Authority
FR
France
Prior art keywords
station apparatus
measurement method
terminal station
otdr measurement
otdr
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
FR0402566A
Other languages
English (en)
Other versions
FR2853481A1 (fr
Inventor
Takayuki Maehara
Shinichirou Harasawa
Gentaro Funatsu
Hideki Maeda
Akira Naka
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.)
Fujitsu Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
Nippon Telegraph and Telephone 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 Fujitsu Ltd, Nippon Telegraph and Telephone Corp filed Critical Fujitsu Ltd
Publication of FR2853481A1 publication Critical patent/FR2853481A1/fr
Application granted granted Critical
Publication of FR2853481B1 publication Critical patent/FR2853481B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
    • H04B10/2916—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing using Raman or Brillouin amplifiers
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FR0402566A 2003-03-14 2004-03-12 Procede de mesure par otdr et appareil de station terminale Expired - Lifetime FR2853481B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003070318A JP3961973B2 (ja) 2003-03-14 2003-03-14 Ｏｔｄｒによる測定方法及び端局装置

Publications (2)

Publication Number Publication Date
FR2853481A1 FR2853481A1 (fr) 2004-10-08
FR2853481B1 true FR2853481B1 (fr) 2011-05-06

Family

ID=32171457

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0402566A Expired - Lifetime FR2853481B1 (fr) 2003-03-14 2004-03-12 Procede de mesure par otdr et appareil de station terminale

Country Status (4)

Country Link
US (2) US7215415B2 (fr)
JP (1) JP3961973B2 (fr)
FR (1) FR2853481B1 (fr)
GB (1) GB2400763B (fr)

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Also Published As

Publication number Publication date
FR2853481A1 (fr) 2004-10-08
US7420666B2 (en) 2008-09-02
US20070183785A1 (en) 2007-08-09
GB0405654D0 (en) 2004-04-21
US20050110980A1 (en) 2005-05-26
JP3961973B2 (ja) 2007-08-22
JP2004282363A (ja) 2004-10-07
GB2400763B (en) 2006-06-21
GB2400763A (en) 2004-10-20
US7215415B2 (en) 2007-05-08

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