DK1005183T3 - Undertrykkelse af Raman-effekten ved polarisationsmodulation - Google Patents

Undertrykkelse af Raman-effekten ved polarisationsmodulation

Info

Publication number
DK1005183T3
DK1005183T3 DK99402843T DK99402843T DK1005183T3 DK 1005183 T3 DK1005183 T3 DK 1005183T3 DK 99402843 T DK99402843 T DK 99402843T DK 99402843 T DK99402843 T DK 99402843T DK 1005183 T3 DK1005183 T3 DK 1005183T3
Authority
DK
Denmark
Prior art keywords
polarisation
scrambling
raman effect
suppression
waves
Prior art date
Application number
DK99402843T
Other languages
English (en)
Inventor
Jean-Pierre Blondel
Eric Brandon
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of DK1005183T3 publication Critical patent/DK1005183T3/da

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
    • H04B10/25—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
    • 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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/532—Polarisation modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Light Guides In General And Applications Therefor (AREA)
DK99402843T 1998-11-26 1999-11-17 Undertrykkelse af Raman-effekten ved polarisationsmodulation DK1005183T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9814054A FR2786638A1 (fr) 1998-11-26 1998-11-26 Suppression de l'effet raman par modulation de la polarisation

Publications (1)

Publication Number Publication Date
DK1005183T3 true DK1005183T3 (da) 2002-08-26

Family

ID=9532514

Family Applications (1)

Application Number Title Priority Date Filing Date
DK99402843T DK1005183T3 (da) 1998-11-26 1999-11-17 Undertrykkelse af Raman-effekten ved polarisationsmodulation

Country Status (7)

Country Link
US (1) US6344923B1 (da)
EP (1) EP1005183B1 (da)
JP (1) JP2000174703A (da)
AT (1) ATE217465T1 (da)
DE (1) DE69901418T2 (da)
DK (1) DK1005183T3 (da)
FR (1) FR2786638A1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2306605B1 (en) * 1998-07-23 2012-05-23 The Furukawa Electric Co., Ltd. Pumping unit for a Raman amplifier and Raman amplifier comprising the same
US6611369B2 (en) 1999-09-06 2003-08-26 Furukawa Electric Co., Ltd. Optical signal amplifier
JP2001235772A (ja) * 2000-02-22 2001-08-31 Sumitomo Electric Ind Ltd ラマン増幅制御装置および光伝送システム
US20040252994A1 (en) * 2003-06-11 2004-12-16 Bickham Scott R. Optical communication system with suppressed SBS
WO2005018117A1 (en) * 2003-07-31 2005-02-24 Corning Incorporated Unrepeatered optical communication system with suppressed sbs
US7574140B2 (en) 2004-12-22 2009-08-11 Tyco Telecommunications (Us) Inc. Optical transmission system including repeatered and unrepeatered segments
US7424229B2 (en) * 2004-12-28 2008-09-09 General Instrument Corporation Methods and apparatus for Raman crosstalk reduction via idle data pattern control

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5345331A (en) * 1993-04-13 1994-09-06 At&T Bell Laboratories Technique for reducing polarization dependent gain in an amplified optical transmission system
US5657151A (en) * 1993-12-09 1997-08-12 Lucent Technologies Inc. Polarization scrambler/modulator
FR2721158B1 (fr) * 1994-06-14 1996-07-12 Alcatel Submarcom Système de transmission sur une ligne à fibre optique sans répéteur, avec amplifications distante et locale.
US5999544A (en) * 1995-08-18 1999-12-07 Spectra-Physics Lasers, Inc. Diode pumped, fiber coupled laser with depolarized pump beam
JP3364076B2 (ja) * 1995-12-27 2003-01-08 ケイディーディーアイ株式会社 光送信装置
FR2749114B1 (fr) * 1996-05-23 1998-06-19 Alcatel Submarcom Systeme de communication optique a amplificateurs optiques dont le gain depend de la polarisation du signal d'entree
GB2318646A (en) * 1996-10-25 1998-04-29 Stc Submarine Systems Ltd Optical polarisation scrambling
US5854698A (en) * 1997-02-10 1998-12-29 Lucent Technologies Inc. Repeaterless branch powered fiber optic communication system
JPH10285144A (ja) * 1997-04-02 1998-10-23 Kokusai Denshin Denwa Co Ltd <Kdd> 光信号出力装置

Also Published As

Publication number Publication date
EP1005183A1 (fr) 2000-05-31
EP1005183B1 (fr) 2002-05-08
FR2786638A1 (fr) 2000-06-02
ATE217465T1 (de) 2002-05-15
JP2000174703A (ja) 2000-06-23
DE69901418D1 (de) 2002-06-13
US6344923B1 (en) 2002-02-05
DE69901418T2 (de) 2003-01-16

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