DE60038081D1 - Optische verstärkervorrichtung - Google Patents

Optische verstärkervorrichtung

Info

Publication number
DE60038081D1
DE60038081D1 DE60038081T DE60038081T DE60038081D1 DE 60038081 D1 DE60038081 D1 DE 60038081D1 DE 60038081 T DE60038081 T DE 60038081T DE 60038081 T DE60038081 T DE 60038081T DE 60038081 D1 DE60038081 D1 DE 60038081D1
Authority
DE
Germany
Prior art keywords
optical amplifier
amplifier
optical
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
DE60038081T
Other languages
English (en)
Other versions
DE60038081T2 (de
Inventor
Aritomo Uemura
Kiwami Matsushita
Yukio Horiuchi
Masatoshi Suzuki
Noboru Edagawa
Shiyuu Yamamoto
Shigeyuki Akiba
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.)
KDDI Submarine Cable Systems Inc
Mitsubishi Electric Corp
KDDI Corp
Original Assignee
Mitsubishi Electric Corp
KDD Corp
KDD Submarine Cable System Co 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 Mitsubishi Electric Corp, KDD Corp, KDD Submarine Cable System Co Ltd filed Critical Mitsubishi Electric Corp
Publication of DE60038081D1 publication Critical patent/DE60038081D1/de
Application granted granted Critical
Publication of DE60038081T2 publication Critical patent/DE60038081T2/de
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
    • 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
    • H04B10/298—Two-way repeaters, i.e. repeaters amplifying separate upward and downward lines
    • 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
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/806—Arrangements for feeding power
    • H04B10/808—Electrical power feeding of an optical transmission system

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE60038081T 1999-03-31 2000-03-31 Optische verstärkervorrichtung Expired - Lifetime DE60038081T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9280699 1999-03-31
JP09280699A JP4204693B2 (ja) 1999-03-31 1999-03-31 光増幅装置
PCT/JP2000/002120 WO2000059126A1 (fr) 1999-03-31 2000-03-31 Amplificateur optique

Publications (2)

Publication Number Publication Date
DE60038081D1 true DE60038081D1 (de) 2008-04-03
DE60038081T2 DE60038081T2 (de) 2009-03-05

Family

ID=14064668

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60038081T Expired - Lifetime DE60038081T2 (de) 1999-03-31 2000-03-31 Optische verstärkervorrichtung

Country Status (5)

Country Link
US (2) US6614588B1 (de)
EP (1) EP1083676B1 (de)
JP (1) JP4204693B2 (de)
DE (1) DE60038081T2 (de)
WO (1) WO2000059126A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6765775B2 (en) 2000-12-27 2004-07-20 Pirelli Cavi E Sistemi S.P.A. Submarine cable branching unit with current limiter
EP1220468B1 (de) * 2000-12-27 2007-09-12 Pirelli & C. S.p.A. Unterseekabelverzweigungseinheit mit Strombegrenzer
JP2003188831A (ja) * 2001-12-20 2003-07-04 Fujitsu Ltd 光伝送システムおよび光中継器
CN101836378B (zh) * 2007-07-23 2015-04-22 泰科电子海底通信有限责任公司 海下光通信系统中的元件之间的发信号
US8482850B2 (en) * 2009-03-31 2013-07-09 Ipg Photonics Corporation Multi-stage erbium-doped fiber amplifier with a single programmable logic device control circuit and method of controlling thereof
US9496676B2 (en) 2013-03-15 2016-11-15 Nec Corporation Optical amplifier and control method thereof
JP6825695B2 (ja) * 2017-03-17 2021-02-03 日本電気株式会社 光海底ケーブルシステムおよび光海底中継装置
WO2019171053A1 (en) * 2018-03-06 2019-09-12 Neptune Subsea Ip Limited Improved repeater powering
US10827650B2 (en) * 2018-04-06 2020-11-03 Ipg Photonics Corporation Submarine optical repeater with high voltage isolation

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60249444A (ja) * 1984-05-25 1985-12-10 Fujitsu Ltd 光通信装置
JPS635630A (ja) * 1986-06-25 1988-01-11 Nec Corp 光海底中継器の電源回路
DE68910851T2 (de) * 1988-03-04 1994-05-05 British Telecomm Verstärkung von optischen Signalen.
JPH0834454B2 (ja) * 1990-03-01 1996-03-29 国際電信電話株式会社 光中継器の監視方式
JPH04217123A (ja) * 1990-12-18 1992-08-07 Fujitsu Ltd 光伝送システムの給電方式
JP2941550B2 (ja) * 1992-03-19 1999-08-25 三菱電機株式会社 光中継装置
US5555477A (en) * 1992-04-08 1996-09-10 Hitachi, Ltd. Optical transmission system constructing method and system
US5343320A (en) * 1992-08-03 1994-08-30 At&T Bell Laboratories Pump laser control circuit for an optical transmission system
JP3155837B2 (ja) * 1992-09-14 2001-04-16 株式会社東芝 光伝送装置
JP2991893B2 (ja) * 1993-05-31 1999-12-20 富士通株式会社 発光素子の駆動回路及びこれを用いた光増幅中継器
JPH0795161A (ja) * 1993-09-20 1995-04-07 Fujitsu Ltd 光増幅中継伝送システム
JPH0795160A (ja) * 1993-09-20 1995-04-07 Fujitsu Ltd 光増幅器の応答信号変調方法
JPH0897490A (ja) * 1994-09-26 1996-04-12 Sumitomo Electric Ind Ltd 光ファイバ増幅器
JP2661574B2 (ja) * 1994-12-28 1997-10-08 日本電気株式会社 Ｌｎ変調器直流バイアス回路
JP3306693B2 (ja) * 1995-01-19 2002-07-24 富士通株式会社 光増幅装置，光波長多重通信システム，光端局装置及び光中継装置
JPH08265258A (ja) * 1995-03-20 1996-10-11 Fujitsu Ltd 光増幅中継器
JP3739453B2 (ja) * 1995-11-29 2006-01-25 富士通株式会社 光増幅器及び該光増幅器を備えた光通信システム
JPH09321701A (ja) * 1996-05-31 1997-12-12 Fujitsu Ltd 光通信システム及び光増幅器
US5923462A (en) * 1997-03-28 1999-07-13 Lucent Technologies Inc. Dynamic gain control system for optical amplifier and method thereof
JP3132464B2 (ja) 1998-04-10 2001-02-05 日本電気株式会社 光中継装置
US6671466B1 (en) * 1999-06-07 2003-12-30 Lucent Technologies Inc. Distortion compensation in optically amplified lightwave communication systems

Also Published As

Publication number Publication date
EP1083676A4 (de) 2006-06-07
US6867908B2 (en) 2005-03-15
JP2000286755A (ja) 2000-10-13
EP1083676A1 (de) 2001-03-14
JP4204693B2 (ja) 2009-01-07
WO2000059126A1 (fr) 2000-10-05
US20030184850A1 (en) 2003-10-02
DE60038081T2 (de) 2009-03-05
US6614588B1 (en) 2003-09-02
EP1083676B1 (de) 2008-02-20

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Legal Events

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