CA2339756C - Time-division multiplexed pump wavelengths resulting in ultra broad band, flat, backward pumped raman gain - Google Patents

Time-division multiplexed pump wavelengths resulting in ultra broad band, flat, backward pumped raman gain Download PDF

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Publication number
CA2339756C
CA2339756C CA002339756A CA2339756A CA2339756C CA 2339756 C CA2339756 C CA 2339756C CA 002339756 A CA002339756 A CA 002339756A CA 2339756 A CA2339756 A CA 2339756A CA 2339756 C CA2339756 C CA 2339756C
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CA
Canada
Prior art keywords
optical
wavelengths
raman
pump
raman pump
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 - Fee Related
Application number
CA002339756A
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English (en)
French (fr)
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CA2339756A1 (en
Inventor
Andrew R. Grant
Pavel Viktorovich Mamyshev
Linn Frederick Mollenauer
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.)
Nokia of America Corp
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Lucent Technologies Inc
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Filing date
Publication date
Application filed by Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of CA2339756A1 publication Critical patent/CA2339756A1/en
Application granted granted Critical
Publication of CA2339756C publication Critical patent/CA2339756C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H04B10/2912—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

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Lasers (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Communication System (AREA)
CA002339756A 2000-04-20 2001-03-02 Time-division multiplexed pump wavelengths resulting in ultra broad band, flat, backward pumped raman gain Expired - Fee Related CA2339756C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/552,772 US6611368B1 (en) 2000-04-20 2000-04-20 Time-division multiplexed pump wavelengths resulting in ultra broad band, flat, backward pumped Raman gain
US09/552,772 2000-04-20

Publications (2)

Publication Number Publication Date
CA2339756A1 CA2339756A1 (en) 2001-10-20
CA2339756C true CA2339756C (en) 2004-07-06

Family

ID=24206741

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002339756A Expired - Fee Related CA2339756C (en) 2000-04-20 2001-03-02 Time-division multiplexed pump wavelengths resulting in ultra broad band, flat, backward pumped raman gain

Country Status (5)

Country Link
US (1) US6611368B1 (https=)
EP (1) EP1148666B1 (https=)
JP (1) JP2002006349A (https=)
CA (1) CA2339756C (https=)
DE (1) DE60131800T2 (https=)

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US6611368B1 (en) * 2000-04-20 2003-08-26 Lucent Technologies Inc. Time-division multiplexed pump wavelengths resulting in ultra broad band, flat, backward pumped Raman gain
WO2002017010A1 (en) * 2000-08-25 2002-02-28 Fujitsu Limited Optical communication system, method of providing excitation light, and distributed raman amplifier
US20030081307A1 (en) * 2001-09-28 2003-05-01 Fludger Christopher R. Raman amplification
DE10153744B4 (de) * 2001-10-31 2008-02-28 Nokia Siemens Networks Gmbh & Co.Kg Pumpquelle mit mehreren Pumplasern zur Raman-Verstärkung eines WDM-Signals mit minimierter Vierwellenmischung
US7580183B2 (en) * 2002-03-01 2009-08-25 Sumitomo Electric Industries, Ltd. Light generator, optical amplifier, and optical communication system
US6748136B2 (en) * 2002-03-15 2004-06-08 Fitel Usa Corp. Wide band Raman amplifiers
FR2837991B1 (fr) * 2002-04-02 2004-07-09 Cit Alcatel Procede perfectionne d'amplification raman distribuee dans une fibre optique
US7016104B2 (en) * 2002-07-01 2006-03-21 Jds Uniphase Corporation Wider dynamic range to a FBG stabilized pump
US20040071534A1 (en) * 2002-07-18 2004-04-15 August Technology Corp. Adjustable wafer alignment arm
JP4094905B2 (ja) 2002-07-25 2008-06-04 富士通株式会社 ラマン光増幅器
US20040042061A1 (en) * 2002-08-30 2004-03-04 Islam Mohammed N. Controlling ASE in optical amplification stages implementing time modulated pump signals
US7259906B1 (en) 2002-09-03 2007-08-21 Cheetah Omni, Llc System and method for voice control of medical devices
JP3960995B2 (ja) * 2002-10-04 2007-08-15 富士通株式会社 変調２次ラマン励起を利用したラマン増幅システム
US6813067B1 (en) * 2002-11-05 2004-11-02 At&T Corp. Method and apparatus for providing a broadband raman amplifier with improved noise performance
JP4062062B2 (ja) * 2002-11-15 2008-03-19 住友電気工業株式会社 ラマン増幅用励起モジュール
JP4184046B2 (ja) * 2002-11-18 2008-11-19 富士通株式会社 ラマン増幅器
US7038839B1 (en) * 2003-01-24 2006-05-02 Sprint Communications Company L.P. Optical signal amplification using multiple backward-pumping systems
EP1469621B1 (en) * 2003-04-14 2005-09-07 Alcatel Raman amplifying device and method for pump modulation
KR100533914B1 (ko) 2003-10-08 2005-12-06 한국전자통신연구원 라만 증폭기 및 라만 펌핑 방법
JP2006084882A (ja) * 2004-09-17 2006-03-30 Fujitsu Ltd 光ノード
US7519253B2 (en) 2005-11-18 2009-04-14 Omni Sciences, Inc. Broadband or mid-infrared fiber light sources
WO2009089298A1 (en) * 2008-01-07 2009-07-16 Xtera Communications. Inc. Optical amplifier bandwidth alteration
US20090185262A1 (en) * 2008-01-22 2009-07-23 Xiaodong Duan Optical Amplifier With Time-Multiplexed Pump Laser
CZ303036B6 (cs) * 2008-10-06 2012-03-07 CESNET Zájmové sdružení právnických osob Modulární stavebnice zarízení pro optické zesilování signálu ramanovským vláknovým zesilovacem
EP2521505B1 (en) 2010-01-07 2017-09-06 Omni MedSci, Inc. Fiber lasers and mid-infrared light sources in methods and systems for selective biological tissue processing and spectroscopy
GB2486881A (en) 2010-12-22 2012-07-04 Oclaro Technology Ltd Raman Amplifiers
EP3184038B1 (en) 2012-12-31 2019-02-20 Omni MedSci, Inc. Mouth guard with short-wave infrared super-continuum lasers for early detection of dental caries
WO2014143276A2 (en) 2012-12-31 2014-09-18 Omni Medsci, Inc. Short-wave infrared super-continuum lasers for natural gas leak detection, exploration, and other active remote sensing applications
US10660526B2 (en) 2012-12-31 2020-05-26 Omni Medsci, Inc. Near-infrared time-of-flight imaging using laser diodes with Bragg reflectors
US12484787B2 (en) 2012-12-31 2025-12-02 Omni Medsci, Inc. Measurements using camera imaging tissue comprising skin or the hand
US9494567B2 (en) 2012-12-31 2016-11-15 Omni Medsci, Inc. Near-infrared lasers for non-invasive monitoring of glucose, ketones, HBA1C, and other blood constituents
US12193790B2 (en) 2012-12-31 2025-01-14 Omni Medsci, Inc. Wearable devices comprising semiconductor diode light sources with improved signal-to-noise ratio
US12502080B2 (en) 2012-12-31 2025-12-23 Omni Medsci, Inc. Camera based wearable devices with artificial intelligence assistants
EP3181048A1 (en) 2012-12-31 2017-06-21 Omni MedSci, Inc. Near-infrared lasers for non-invasive monitoring of glucose, ketones, hba1c, and other blood constituents
US9993159B2 (en) 2012-12-31 2018-06-12 Omni Medsci, Inc. Near-infrared super-continuum lasers for early detection of breast and other cancers
US9762319B1 (en) * 2015-09-29 2017-09-12 Juniper Networks, Inc. Real-time Raman gain monitoring
CN106785841A (zh) * 2016-12-26 2017-05-31 华南理工大学 一种fpga分时复用抽运方式的光纤喇曼放大器
US10527587B2 (en) * 2017-12-05 2020-01-07 Hohai University Distributed sensing fiber acoustic emission apparatus and method for monitoring hydraulic engineering safety behavior

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USH499H (en) * 1986-09-02 1988-07-05 The United States Of America As Represented By The United States Department Of Energy System and method for linearly amplifying optical analog signals by backward Raman scattering
GB8708148D0 (en) * 1987-04-06 1987-05-13 British Telecomm Radiation pulse generation
JPH02272432A (ja) * 1989-04-13 1990-11-07 Nippon Telegr & Teleph Corp <Ntt> 偏波変調装置
US6191877B1 (en) * 1995-02-17 2001-02-20 Lucent Technologies Inc. WDM optical fiber system using Raman amplification
DE19516262A1 (de) 1995-04-27 1996-10-31 Hertz Inst Heinrich Photonischer Zeitzellenselektor
JP3300206B2 (ja) * 1995-08-28 2002-07-08 科学技術振興事業団 光ソリトン制御方式
JP3403288B2 (ja) 1996-02-23 2003-05-06 古河電気工業株式会社 光増幅装置
US5880866A (en) 1996-11-13 1999-03-09 At&T Corp Time division demultiplexing using selective Raman amplification
US6262823B1 (en) * 1998-05-11 2001-07-17 Compaq Computer Corp. System for optical time domain multiplexing of digital signals
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
JP4115027B2 (ja) * 1998-07-23 2008-07-09 古河電気工業株式会社 励起光発生手段と、ラマン増幅器とそれを用いた光中継器
US6388781B1 (en) * 1998-11-25 2002-05-14 Nortel Networks Limited Apparatus for time division/wave division conversion
US6611368B1 (en) * 2000-04-20 2003-08-26 Lucent Technologies Inc. Time-division multiplexed pump wavelengths resulting in ultra broad band, flat, backward pumped Raman gain
ATE313878T1 (de) * 2000-07-10 2006-01-15 Mpb Technologies Inc Kaskadiertes pumpsystem zur verteilten ramanverstärkung in faseroptischen übertragungssystemen
US6504645B1 (en) * 2000-08-29 2003-01-07 Lucent Technologies Inc. Chalcogenide glass based Raman optical amplifier
US6452716B1 (en) * 2000-10-05 2002-09-17 Nortel Networks Limited Amplitude modulation of a pump laser signal in a distributed raman amplifier
US6417959B1 (en) * 2000-12-04 2002-07-09 Onetta, Inc. Raman fiber amplifier

Also Published As

Publication number Publication date
DE60131800T2 (de) 2008-12-04
CA2339756A1 (en) 2001-10-20
JP2002006349A (ja) 2002-01-09
US6611368B1 (en) 2003-08-26
EP1148666A3 (en) 2003-01-08
DE60131800D1 (de) 2008-01-24
EP1148666A2 (en) 2001-10-24
EP1148666B1 (en) 2007-12-12

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