DE602007013815D1 - Optischer signalverstärker, verfahren zur optischen verstärkung und optisches netz - Google Patents

Optischer signalverstärker, verfahren zur optischen verstärkung und optisches netz

Info

Publication number
DE602007013815D1
DE602007013815D1 DE602007013815T DE602007013815T DE602007013815D1 DE 602007013815 D1 DE602007013815 D1 DE 602007013815D1 DE 602007013815 T DE602007013815 T DE 602007013815T DE 602007013815 T DE602007013815 T DE 602007013815T DE 602007013815 D1 DE602007013815 D1 DE 602007013815D1
Authority
DE
Germany
Prior art keywords
optical
signal amplifier
gain
network
optical signal
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.)
Active
Application number
DE602007013815T
Other languages
English (en)
Inventor
Muro Rodolfo Di
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE602007013815D1 publication Critical patent/DE602007013815D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B10/293—Signal power control
    • H04B10/294—Signal power control in a multiwavelength system, e.g. gain equalisation
    • H04B10/296—Transient power control, e.g. due to channel add/drop or rapid fluctuations in the input 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
    • H04B10/2933—Signal power control considering the whole optical path
    • H04B10/2935—Signal power control considering the whole optical path with a cascade of amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0221—Power control, e.g. to keep the total optical power constant
DE602007013815T 2007-04-13 2007-04-13 Optischer signalverstärker, verfahren zur optischen verstärkung und optisches netz Active DE602007013815D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/053636 WO2008125142A1 (en) 2007-04-13 2007-04-13 Optical signal amplifier, method of optical amplification and optical network

Publications (1)

Publication Number Publication Date
DE602007013815D1 true DE602007013815D1 (de) 2011-05-19

Family

ID=38792439

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007013815T Active DE602007013815D1 (de) 2007-04-13 2007-04-13 Optischer signalverstärker, verfahren zur optischen verstärkung und optisches netz

Country Status (6)

Country Link
US (1) US8508842B2 (de)
EP (1) EP2137848B1 (de)
JP (1) JP2010524245A (de)
AT (1) ATE504988T1 (de)
DE (1) DE602007013815D1 (de)
WO (1) WO2008125142A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9020353B2 (en) * 2009-10-16 2015-04-28 Nec Corporation Optical branching unit, optical communication system, and optical multiplexing method
US9831943B2 (en) * 2013-12-17 2017-11-28 Neptune Subsea Ip Limited Repeater OTDR using repeater based raman pumps
JP6476894B2 (ja) * 2015-01-20 2019-03-06 富士通株式会社 光増幅器アレイ、及びこれを用いた光伝送装置
US10079465B1 (en) 2017-08-03 2018-09-18 The United States Of America As Represented By The Secretary Of The Air Force Coherent amplification using phase modulation mediated two-beam coupling
KR102397637B1 (ko) * 2020-08-28 2022-05-16 한국과학기술연구원 더블 링 구조를 갖는 레이저 장치

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PE41196A1 (es) * 1994-07-25 1996-12-17 Pirelli Cavi Spa Sistema de telecomunicacion amplificado para transmisiones en multiplex por division de longitud de onda, capaz de limitar las variaciones en la potencia de salida
KR970064034A (ko) * 1996-02-10 1997-09-12 김광호 다중파장 자동 파워 및 이득 조절용 광전송 시스템 및 레이저
US6175436B1 (en) * 1996-07-30 2001-01-16 Tellium, Inc. Automatic feedback gain control for multiple channels in a doped optical fiber amplifier
JP3500878B2 (ja) * 1996-11-01 2004-02-23 日立電線株式会社 光増幅器
US6049417A (en) * 1997-06-02 2000-04-11 Lucent Technologies Inc. Wide band optical amplifier
CA2312136A1 (en) * 1999-06-30 2000-12-30 Fabrizio Di Pasquale Multiple-wavelength amplified telecommunication system with automatic gain control
US6469826B1 (en) * 1999-07-12 2002-10-22 Nippon Telegraph And Telephone Corporation Optical amplifier
CA2279645A1 (en) * 1999-08-04 2001-02-04 Nortel Networks Corporation Two-stage modular wide-band optical amplifiers
JP2001102666A (ja) * 1999-09-28 2001-04-13 Fujitsu Ltd 光増幅器
US6611641B2 (en) * 2001-10-30 2003-08-26 Redc Optical Networks Ltd. Method and apparatus for a highly efficient, high performance optical amplifier
CA2366251C (en) * 2001-12-28 2004-06-22 Peleton Photonic Systems Inc. Multi-wavelength ring laser source
KR100810859B1 (ko) * 2001-12-28 2008-03-06 엘지노텔 주식회사 엘밴드 광신호의 효율적 광증폭 이득향상 장치
JP2003318468A (ja) * 2002-02-22 2003-11-07 Kyocera Corp 広帯域ａｓｅ光源
KR100407825B1 (ko) * 2002-02-23 2003-12-01 한국전자통신연구원 저잡음 분산보상 하이브리드 형 광섬유 증폭기
US6909538B2 (en) * 2002-03-08 2005-06-21 Lightwave Electronics Fiber amplifiers with depressed cladding and their uses in Er-doped fiber amplifiers for the S-band
US7075712B2 (en) * 2002-05-30 2006-07-11 Fujitsu Limited Combining and distributing amplifiers for optical network and method
ITMI20030050A1 (it) * 2003-01-15 2004-07-16 Marconi Comm Ltd Sistema di trasmissione ad anello amplificato ottico
US7019894B1 (en) * 2003-03-11 2006-03-28 Meriton Networks Us Inc. Optical amplifier having automatic gain control using the amplified spontaneous emission as the monitoring parameter
ITMI20031742A1 (it) * 2003-09-11 2005-03-12 Marconi Comm Spa Rete ottica ad anello con ricircolazione di luce ase e
ITMI20032365A1 (it) * 2003-12-03 2005-06-04 Marconi Comm Ondata Gmbh Reti ottiche.
ITMI20040431A1 (it) 2004-03-05 2004-06-05 Marconi Comm Spa Dispositivo ottico di amplificazione di connessione-disconnessione

Also Published As

Publication number Publication date
ATE504988T1 (de) 2011-04-15
US20100195192A1 (en) 2010-08-05
US8508842B2 (en) 2013-08-13
WO2008125142A1 (en) 2008-10-23
JP2010524245A (ja) 2010-07-15
EP2137848B1 (de) 2011-04-06
EP2137848A1 (de) 2009-12-30

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