FR2864736B1 - Dispositif de transmission optique - Google Patents

Dispositif de transmission optique

Info

Publication number
FR2864736B1
FR2864736B1 FR0407448A FR0407448A FR2864736B1 FR 2864736 B1 FR2864736 B1 FR 2864736B1 FR 0407448 A FR0407448 A FR 0407448A FR 0407448 A FR0407448 A FR 0407448A FR 2864736 B1 FR2864736 B1 FR 2864736B1
Authority
FR
France
Prior art keywords
optical
signal
optical signal
light surge
optical transmission
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
FR0407448A
Other languages
English (en)
Other versions
FR2864736A1 (fr
Inventor
Shigeo Yamanaka
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of FR2864736A1 publication Critical patent/FR2864736A1/fr
Application granted granted Critical
Publication of FR2864736B1 publication Critical patent/FR2864736B1/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
    • H04B10/07—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
    • H04B10/0779—Monitoring line transmitter or line receiver 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
    • H04B10/07—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
    • 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
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07955—Monitoring or measuring power
    • 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
    • H04B10/293—Signal power control
    • H04B10/2931—Signal power control using AGC

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
FR0407448A 2003-12-26 2004-07-05 Dispositif de transmission optique Expired - Fee Related FR2864736B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003433252A JP4489421B2 (ja) 2003-12-26 2003-12-26 光伝送装置

Publications (2)

Publication Number Publication Date
FR2864736A1 FR2864736A1 (fr) 2005-07-01
FR2864736B1 true FR2864736B1 (fr) 2006-05-19

Family

ID=34675445

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0407448A Expired - Fee Related FR2864736B1 (fr) 2003-12-26 2004-07-05 Dispositif de transmission optique

Country Status (3)

Country Link
US (1) US7034996B2 (fr)
JP (1) JP4489421B2 (fr)
FR (1) FR2864736B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009031218A1 (fr) * 2007-09-06 2009-03-12 Fujitsu Limited Dispositif d'émission optique
JP4973559B2 (ja) 2008-03-24 2012-07-11 富士通株式会社 光増幅器および光サージ抑圧方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03445U (fr) * 1989-05-26 1991-01-07
JP3320452B2 (ja) * 1992-07-15 2002-09-03 沖電気工業株式会社 光中継器の監視制御方式
JP2696064B2 (ja) 1994-02-25 1998-01-14 沖電気工業株式会社 光増幅器
JPH0818136A (ja) 1994-06-27 1996-01-19 Hitachi Ltd 光増幅器
JP2570639B2 (ja) * 1994-12-02 1997-01-08 日本電気株式会社 光送信器
JP2697659B2 (ja) * 1995-03-09 1998-01-14 日本電気株式会社 光通信システム
JP2611683B2 (ja) * 1995-03-16 1997-05-21 日本電気株式会社 光受信回路
JPH08256106A (ja) * 1995-03-17 1996-10-01 Fujitsu Ltd 光増幅海底伝送システムの分散補償装置
JPH08265258A (ja) 1995-03-20 1996-10-11 Fujitsu Ltd 光増幅中継器
JP3512264B2 (ja) * 1995-05-08 2004-03-29 富士通株式会社 光増幅装置
JPH08331062A (ja) * 1995-06-01 1996-12-13 Toshiba Corp 光受信回路
JP2765523B2 (ja) * 1995-08-07 1998-06-18 日本電気株式会社 伝送路切替方式
JPH09130340A (ja) * 1995-11-06 1997-05-16 Nippon Telegr & Teleph Corp <Ntt> 遠隔監視制御方式
JPH1022556A (ja) * 1996-07-03 1998-01-23 Nippon Telegr & Teleph Corp <Ntt> 光利得制御型光増幅器
JPH1117261A (ja) * 1997-06-26 1999-01-22 Hitachi Ltd 損失補償光セレクタおよび光ネットワーク
JPH11205238A (ja) 1998-01-14 1999-07-30 Nec Corp 光サージ抑圧回路
JP4095715B2 (ja) * 1998-05-13 2008-06-04 株式会社日立コミュニケーションテクノロジー 光コネクタ結合体
JPH11346188A (ja) * 1998-06-01 1999-12-14 Mitsubishi Electric Corp 光送信装置及び光送信方法
JP2001313613A (ja) * 2000-04-27 2001-11-09 Opnext Japan Inc 光送信器および光伝送装置
JP2002111588A (ja) * 2000-09-29 2002-04-12 Oki Electric Ind Co Ltd 光クロスコネクト装置
JP2002171584A (ja) * 2000-12-01 2002-06-14 Mitsubishi Electric Corp 光スイッチ検査装置
JP3904856B2 (ja) * 2001-07-11 2007-04-11 三菱電機株式会社 光中継システムおよび光増幅中継器制御方法
JPWO2003061162A1 (ja) * 2001-12-27 2005-05-19 三菱電機株式会社 光サージ抑圧回路および光サージ抑圧方法
JP2003298528A (ja) * 2002-04-03 2003-10-17 Toshiba Corp 光増幅器の制御回路および光伝送装置

Also Published As

Publication number Publication date
US20050141079A1 (en) 2005-06-30
FR2864736A1 (fr) 2005-07-01
US7034996B2 (en) 2006-04-25
JP2005192077A (ja) 2005-07-14
JP4489421B2 (ja) 2010-06-23

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Legal Events

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ST Notification of lapse

Effective date: 20110331