FR2712096B1 - Amplificateur optique, émetteur optique, récepteur optique, leur procédé de commande et procédé pour transmettre un signal de contrôle. - Google Patents

Amplificateur optique, émetteur optique, récepteur optique, leur procédé de commande et procédé pour transmettre un signal de contrôle.

Info

Publication number
FR2712096B1
FR2712096B1 FR9412886A FR9412886A FR2712096B1 FR 2712096 B1 FR2712096 B1 FR 2712096B1 FR 9412886 A FR9412886 A FR 9412886A FR 9412886 A FR9412886 A FR 9412886A FR 2712096 B1 FR2712096 B1 FR 2712096B1
Authority
FR
France
Prior art keywords
optical
transmitting
control signal
control
transmitter
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
FR9412886A
Other languages
English (en)
Other versions
FR2712096A1 (fr
Inventor
Hiroyuki Nakano
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2712096A1 publication Critical patent/FR2712096A1/fr
Application granted granted Critical
Publication of FR2712096B1 publication Critical patent/FR2712096B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • H04B10/0777—Monitoring line amplifier or line repeater equipment
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/07—Monitoring an optical transmission system using a supervisory signal
    • H04B2210/074—Monitoring an optical transmission system using a supervisory signal using a superposed, over-modulated signal

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
FR9412886A 1993-11-01 1994-10-27 Amplificateur optique, émetteur optique, récepteur optique, leur procédé de commande et procédé pour transmettre un signal de contrôle. Expired - Fee Related FR2712096B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5273390A JPH07131421A (ja) 1993-11-01 1993-11-01 光増幅装置と光伝送装置およびその制御方法と監視情報転送方法

Publications (2)

Publication Number Publication Date
FR2712096A1 FR2712096A1 (fr) 1995-05-12
FR2712096B1 true FR2712096B1 (fr) 1997-05-30

Family

ID=17527235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412886A Expired - Fee Related FR2712096B1 (fr) 1993-11-01 1994-10-27 Amplificateur optique, émetteur optique, récepteur optique, leur procédé de commande et procédé pour transmettre un signal de contrôle.

Country Status (2)

Country Link
JP (1) JPH07131421A (fr)
FR (1) FR2712096B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3531761B2 (ja) * 1994-10-14 2004-05-31 安藤電気株式会社 光増幅器雑音指数測定方法および装置
US5745274A (en) * 1995-12-27 1998-04-28 Lucent Technologies Inc. Maintenance of optical networks
DK176237B1 (da) 1996-05-31 2007-04-10 Tellabs Denmark As Fremgangsmåde og forstærkerenhed til transmission af datasignaler via en optisk fiber
JP2007095768A (ja) * 2005-09-27 2007-04-12 Central Glass Co Ltd 光増幅器の制御方法
US11163206B1 (en) * 2020-07-02 2021-11-02 The United States Of America As Represented By The Secretary Of The Navy Active modulator with integrated LNA driver

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6074593A (ja) * 1983-09-30 1985-04-26 Aloka Co Ltd 光出力安定化装置
JPS60147716A (ja) * 1984-01-11 1985-08-03 Nec Corp 消光比制御光送信装置
CA2083219C (fr) * 1991-11-19 1999-01-05 Hiroshi Nishimoto Emetteur optique muni d'un modulateur optique
US5187610A (en) * 1991-12-19 1993-02-16 At&T Bell Laboratories Low noise, optical amplifier having post-amplification loss element

Also Published As

Publication number Publication date
JPH07131421A (ja) 1995-05-19
FR2712096A1 (fr) 1995-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse