AU2001292079A1 - Raman amplification - Google Patents

Raman amplification

Info

Publication number
AU2001292079A1
AU2001292079A1 AU2001292079A AU9207901A AU2001292079A1 AU 2001292079 A1 AU2001292079 A1 AU 2001292079A1 AU 2001292079 A AU2001292079 A AU 2001292079A AU 9207901 A AU9207901 A AU 9207901A AU 2001292079 A1 AU2001292079 A1 AU 2001292079A1
Authority
AU
Australia
Prior art keywords
raman amplification
raman
amplification
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.)
Abandoned
Application number
AU2001292079A
Inventor
Christopher Fludger
Nigel Jolley
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks 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 Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of AU2001292079A1 publication Critical patent/AU2001292079A1/en
Abandoned 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
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
    • H04B10/2916—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing using Raman or Brillouin amplifiers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/30—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects
    • H01S3/302—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects in an optical fibre

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
AU2001292079A 2000-10-05 2001-10-04 Raman amplification Abandoned AU2001292079A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0024453.3A GB0024453D0 (en) 2000-10-05 2000-10-05 Raman amplification
GB0024453 2000-10-05
PCT/GB2001/004415 WO2002030017A1 (en) 2000-10-05 2001-10-04 Raman amplification

Publications (1)

Publication Number Publication Date
AU2001292079A1 true AU2001292079A1 (en) 2002-04-15

Family

ID=9900762

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001292079A Abandoned AU2001292079A1 (en) 2000-10-05 2001-10-04 Raman amplification

Country Status (6)

Country Link
US (1) US6674566B2 (en)
EP (1) EP1327319A1 (en)
AU (1) AU2001292079A1 (en)
CA (1) CA2424874A1 (en)
GB (1) GB0024453D0 (en)
WO (1) WO2002030017A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6862132B1 (en) * 2001-08-13 2005-03-01 Cisco Technology, Inc. Suppression of double rayleigh backscattering and pump reuse in a raman amplifier
US6798945B1 (en) 2001-08-30 2004-09-28 Cisco Technology, Inc. Lumped raman amplifier for adaptive dispersion compensation
US6856744B2 (en) * 2002-02-13 2005-02-15 The Furukawa Electric Co., Ltd. Optical fiber and optical transmission line and optical communication system including such optical fiber
US8750702B1 (en) * 2002-06-21 2014-06-10 Rockstar Consortium Us Lp Passive optical loopback
US7260324B2 (en) * 2002-09-11 2007-08-21 Altera Corporation Automatic optical power management in optical communications system
JP3961973B2 (en) 2003-03-14 2007-08-22 富士通株式会社 OTDR measurement method and terminal device
FR2853092A1 (en) * 2003-03-31 2004-10-01 France Telecom OPTICAL DEVICE, IN PARTICULAR FOR SUPPRESSING NOISE, known as RAYLEIGH DOUBLE BACK BROADCAST, AND INSTALLATION COMPRISING SUCH A DEVICE

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039199A (en) * 1989-12-29 1991-08-13 At&T Bell Laboratories Lightwave transmission system having remotely pumped quasi-distributed amplifying fibers
US5181210A (en) * 1991-05-28 1993-01-19 At&T Bell Laboratories Electrically tunable fiber ring laser
US5343320A (en) * 1992-08-03 1994-08-30 At&T Bell Laboratories Pump laser control circuit for an optical transmission system
JP3379052B2 (en) * 1994-09-26 2003-02-17 富士通株式会社 WDM optical amplifier, WDM transmission system, and WDM transmission method
DE69637562D1 (en) * 1995-03-20 2008-07-24 Fujitsu Ltd Method and device for optical signal processing
JP2928149B2 (en) 1995-12-14 1999-08-03 日本電気株式会社 Optical fiber amplifier
US6122298A (en) * 1996-11-01 2000-09-19 Tyco Submarine Systems Ltd. Multi-wavelength optical pump
DK129396A (en) * 1996-11-15 1998-05-16 Dsc Communications As Optical amplifier and method for preventing the emitting of an optical power exceeding a preset
DE69815314T2 (en) 1997-03-17 2003-12-11 Jds Uniphase Corp., San Jose MULTI-STAGE FIBER OPTICAL AMPLIFIER
US6072614A (en) * 1997-08-21 2000-06-06 Nortel Networks Corporation Monitoring induced counterpropagating signals in optical communications systems
US6081366A (en) * 1997-08-28 2000-06-27 Lucent Technologies Inc. Optical fiber communication system with a distributed Raman amplifier and a remotely pumped er-doped fiber amplifier
US6335820B1 (en) * 1999-12-23 2002-01-01 Xtera Communications, Inc. Multi-stage optical amplifier and broadband communication system
US6344922B1 (en) 1998-07-21 2002-02-05 Corvis Corporation Optical signal varying devices
EP2306604B1 (en) * 1998-07-23 2012-09-05 The Furukawa Electric Co., Ltd. Optical repeater comprising a Raman amplifier
US6151160A (en) * 1998-10-05 2000-11-21 Tyco Submarine Systems Ltd. Broadband Raman pre-amplifier for wavelength division multiplexed optical communication systems
US6304368B1 (en) * 1999-01-15 2001-10-16 Lucent Technologies, Inc. Broadband optical amplification system
US6163636A (en) * 1999-01-19 2000-12-19 Lucent Technologies Inc. Optical communication system using multiple-order Raman amplifiers

Also Published As

Publication number Publication date
WO2002030017A1 (en) 2002-04-11
GB0024453D0 (en) 2000-11-22
CA2424874A1 (en) 2002-04-11
US6674566B2 (en) 2004-01-06
US20020041430A1 (en) 2002-04-11
EP1327319A1 (en) 2003-07-16

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