DK104896A - Fremgangsmåde og apparat til amplitudemæssig udligning af et antal optiske signaler - Google Patents

Fremgangsmåde og apparat til amplitudemæssig udligning af et antal optiske signaler Download PDF

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Publication number
DK104896A
DK104896A DK104896A DK104896A DK104896A DK 104896 A DK104896 A DK 104896A DK 104896 A DK104896 A DK 104896A DK 104896 A DK104896 A DK 104896A DK 104896 A DK104896 A DK 104896A
Authority
DK
Denmark
Prior art keywords
optical signals
amplitude equalization
equalization
amplitude
signals
Prior art date
Application number
DK104896A
Other languages
English (en)
Other versions
DK176236B1 (da
Inventor
Claus Friis Pedersen
Original Assignee
Dsc Communications As
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 Dsc Communications As filed Critical Dsc Communications As
Priority to DK199601048A priority Critical patent/DK176236B1/da
Priority to EP97918930A priority patent/EP0923818B1/en
Priority to US09/269,466 priority patent/US6417956B1/en
Priority to PCT/DK1997/000405 priority patent/WO1998013957A1/en
Priority to DE69726740T priority patent/DE69726740T2/de
Priority to AU42960/97A priority patent/AU4296097A/en
Publication of DK104896A publication Critical patent/DK104896A/da
Application granted granted Critical
Publication of DK176236B1 publication Critical patent/DK176236B1/da

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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
    • H04B10/2941—Signal power control in a multiwavelength system, e.g. gain equalisation using an equalising unit, e.g. a filter
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2537—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to scattering processes, e.g. Raman or Brillouin scattering

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
DK199601048A 1996-09-26 1996-09-26 Fremgangsmåde og apparat til amplitudemæssig udligning af et antal optiske signaler DK176236B1 (da)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DK199601048A DK176236B1 (da) 1996-09-26 1996-09-26 Fremgangsmåde og apparat til amplitudemæssig udligning af et antal optiske signaler
EP97918930A EP0923818B1 (en) 1996-09-26 1997-09-25 A method and an apparatus for amplitude equalization of a plurality of optical signals
US09/269,466 US6417956B1 (en) 1996-09-26 1997-09-25 Method and an apparatus for amplitude equalization of a plurality of optical signals
PCT/DK1997/000405 WO1998013957A1 (en) 1996-09-26 1997-09-25 A method and an apparatus for amplitude equalization of a plurality of optical signals
DE69726740T DE69726740T2 (de) 1996-09-26 1997-09-25 Verfahren und Vorrichtung zur Amplitudenentzerrung einer Mehrzahl optischer signale
AU42960/97A AU4296097A (en) 1996-09-26 1997-09-25 A method and an apparatus for amplitude equalization of a plurality of optical signals

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK104896 1996-09-26
DK199601048A DK176236B1 (da) 1996-09-26 1996-09-26 Fremgangsmåde og apparat til amplitudemæssig udligning af et antal optiske signaler

Publications (2)

Publication Number Publication Date
DK104896A true DK104896A (da) 1998-03-27
DK176236B1 DK176236B1 (da) 2007-04-10

Family

ID=8100393

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199601048A DK176236B1 (da) 1996-09-26 1996-09-26 Fremgangsmåde og apparat til amplitudemæssig udligning af et antal optiske signaler

Country Status (6)

Country Link
US (1) US6417956B1 (da)
EP (1) EP0923818B1 (da)
AU (1) AU4296097A (da)
DE (1) DE69726740T2 (da)
DK (1) DK176236B1 (da)
WO (1) WO1998013957A1 (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6600593B2 (en) * 1999-12-21 2003-07-29 Tellabs Denmark A/S Method and an apparatus for amplitude equalization of a plurality of optical signals
ATE285639T1 (de) 2001-06-21 2005-01-15 Cit Alcatel Verfahren und vorrichtung zur verstärkung von wdm signalen mittels des stimulierten brillouin- streuprozess
US6621619B2 (en) * 2001-07-30 2003-09-16 The United States Of America As Represented By The Secretary Of The Navy Hybrid brillouin/erbium doped fiber amplifier apparatus and method
US6597840B2 (en) * 2001-10-12 2003-07-22 International Business Machines Corporation Tunable fiber Bragg gratings and wavelength-locked loops for dispersion compensation
US7146110B2 (en) 2003-02-11 2006-12-05 Optium Corporation Optical transmitter with SBS suppression
JP2005012131A (ja) * 2003-06-20 2005-01-13 Matsushita Electric Ind Co Ltd 光増幅器及び光増幅方法
KR100757550B1 (ko) 2006-03-03 2007-09-10 광주과학기술원 라디오 오버 파이버 시스템 응용에 적합한 무선 주파수생성 장치
US8922875B2 (en) * 2011-10-03 2014-12-30 Daisy Williams Method for optical phase modulation, optical phase modulator and optical network using the same
WO2014059571A1 (zh) * 2012-10-15 2014-04-24 华为技术有限公司 一种处理光载波的方法、光器件和多载波发射机

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU576678B2 (en) 1985-05-09 1988-09-01 British Telecommunications Public Limited Company Optical homodyne detection
EP0261876A3 (en) * 1986-09-26 1990-03-07 AT&T Corp. Narrowband tunable optical receiver
EP0352021B1 (en) * 1988-07-20 1993-10-06 AT&T Corp. Optical amplifier with reduced nonlinearity
DE4016331A1 (de) * 1990-05-21 1991-11-28 Siemens Ag Erweiterung eines brillouin-faserverstaerkers zum optischen ueberlagerungsempfaenger mit selektiver optischer vorverstaerkung
US5276543A (en) * 1991-11-22 1994-01-04 Gte Laboratories Incorporated Optical signal equalizer for wavelength division multiplexed optical fiber systems
JP3425964B2 (ja) * 1992-03-19 2003-07-14 富士通株式会社 誘導ブリルアン散乱を用いた光信号生成装置及び光伝送システム
US5359450A (en) * 1992-06-25 1994-10-25 Synchronous Communications, Inc. Optical transmission system
KR19990035458A (ko) * 1997-10-31 1999-05-15 윤종용 증폭이득 고정형 광증폭기

Also Published As

Publication number Publication date
EP0923818B1 (en) 2003-12-10
US6417956B1 (en) 2002-07-09
AU4296097A (en) 1998-04-17
DK176236B1 (da) 2007-04-10
WO1998013957A1 (en) 1998-04-02
DE69726740D1 (de) 2004-01-22
DE69726740T2 (de) 2004-10-14
EP0923818A1 (en) 1999-06-23

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