DK2642620T3 - Forstærkende optisk fiber, optisk fiberforstærker og oscillator ved at anvende samme - Google Patents

Forstærkende optisk fiber, optisk fiberforstærker og oscillator ved at anvende samme Download PDF

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Publication number
DK2642620T3
DK2642620T3 DK11837871.0T DK11837871T DK2642620T3 DK 2642620 T3 DK2642620 T3 DK 2642620T3 DK 11837871 T DK11837871 T DK 11837871T DK 2642620 T3 DK2642620 T3 DK 2642620T3
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DK
Denmark
Prior art keywords
optical fiber
oscillator
same
amplified
fiber amplifier
Prior art date
Application number
DK11837871.0T
Other languages
English (en)
Inventor
Masahiro Kashiwagi
Kuniharu Himeno
Original Assignee
Fujikura 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 Fujikura Ltd filed Critical Fujikura Ltd
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Publication of DK2642620T3 publication Critical patent/DK2642620T3/da

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Classifications

    • 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H01S3/06729—Peculiar transverse fibre profile
    • H01S3/06733—Fibre having more than one cladding
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03605—Highest refractive index not on central axis
    • G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
    • 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H01S3/0672—Non-uniform radial doping
    • 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/0804—Transverse or lateral modes
    • 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/094069—Multi-mode pumping
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/09408—Pump redundancy
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
    • H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1618—Solid materials characterised by an active (lasing) ion rare earth ytterbium

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DK11837871.0T 2010-11-02 2011-10-18 Forstærkende optisk fiber, optisk fiberforstærker og oscillator ved at anvende samme DK2642620T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010246360A JP4667535B1 (ja) 2010-11-02 2010-11-02 増幅用光ファイバ、及び、それを用いた光ファイバ増幅器及び共振器
PCT/JP2011/073955 WO2012060220A1 (ja) 2010-11-02 2011-10-18 増幅用光ファイバ、及び、それを用いた光ファイバ増幅器及び共振器

Publications (1)

Publication Number Publication Date
DK2642620T3 true DK2642620T3 (da) 2020-02-17

Family

ID=44021698

Family Applications (1)

Application Number Title Priority Date Filing Date
DK11837871.0T DK2642620T3 (da) 2010-11-02 2011-10-18 Forstærkende optisk fiber, optisk fiberforstærker og oscillator ved at anvende samme

Country Status (6)

Country Link
US (1) US8456737B2 (da)
EP (1) EP2642620B1 (da)
JP (1) JP4667535B1 (da)
CN (1) CN103262367B (da)
DK (1) DK2642620T3 (da)
WO (1) WO2012060220A1 (da)

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* Cited by examiner, † Cited by third party
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WO2012132664A1 (ja) * 2011-03-31 2012-10-04 株式会社フジクラ 増幅用光ファイバ、及び、それを用いた光ファイバ増幅器及び共振器
JP5727305B2 (ja) * 2011-06-13 2015-06-03 日本電信電話株式会社 光ファイバ増幅器
US8638493B2 (en) * 2011-09-16 2014-01-28 Alcatel Lucent Optical system for signal amplification using a multimode fiber
JP5694266B2 (ja) * 2012-10-02 2015-04-01 株式会社フジクラ 光ファイバ及びそれを用いたファイバレーザ装置
JP5771586B2 (ja) 2012-10-16 2015-09-02 株式会社フジクラ 光ファイバ及びそれを用いたファイバレーザ装置
JP6005472B2 (ja) * 2012-10-24 2016-10-12 日本電信電話株式会社 光ファイバ
US9645310B2 (en) 2013-07-25 2017-05-09 B.G. Negev Technologies And Applications Ltd. Single large mode cladding amplification in active double-clad fibers
US10069271B2 (en) 2014-06-02 2018-09-04 Nlight, Inc. Scalable high power fiber laser
JP6511235B2 (ja) * 2014-09-01 2019-05-15 株式会社フジクラ ファイバレーザ装置
US10520671B2 (en) * 2015-07-08 2019-12-31 Nlight, Inc. Fiber with depressed central index for increased beam parameter product
US11179807B2 (en) 2015-11-23 2021-11-23 Nlight, Inc. Fine-scale temporal control for laser material processing
JP6268232B2 (ja) 2016-07-04 2018-01-24 株式会社フジクラ 光ファイバ、及び、レーザ装置
WO2018075111A2 (en) * 2016-07-20 2018-04-26 University Of Rochester Lma fibers for suppression of thermal mode instability
US10730785B2 (en) 2016-09-29 2020-08-04 Nlight, Inc. Optical fiber bending mechanisms
US10423015B2 (en) 2016-09-29 2019-09-24 Nlight, Inc. Adjustable beam characteristics
US10732439B2 (en) 2016-09-29 2020-08-04 Nlight, Inc. Fiber-coupled device for varying beam characteristics
JP6668272B2 (ja) * 2017-01-27 2020-03-18 株式会社フジクラ 増幅用光ファイバ
KR102423330B1 (ko) * 2017-04-21 2022-07-20 누부루 인크. 다중-피복 광섬유
US10969611B2 (en) * 2017-07-14 2021-04-06 The Government Of The United States Of America, As Represented By The Secretary Of The Navy Devices for transmitting a modulated optical signal using a few-mode fiber
JP7124210B2 (ja) * 2019-03-29 2022-08-23 株式会社フジクラ 活性元素添加光ファイバ、共振器、及び、ファイバレーザ装置
EP3869636B1 (en) * 2020-02-21 2024-03-13 Toyota Jidosha Kabushiki Kaisha Amplification fiber and laser beam emitting apparatus
WO2022054287A1 (ja) * 2020-09-14 2022-03-17 日本電信電話株式会社 希土類添加光ファイバ及び光ファイバ増幅器

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US5121460A (en) * 1991-01-31 1992-06-09 The Charles Stark Draper Lab., Inc. High-power mode-selective optical fiber laser
US5818630A (en) 1997-06-25 1998-10-06 Imra America, Inc. Single-mode amplifiers and compressors based on multi-mode fibers
US5966481A (en) * 1997-12-23 1999-10-12 Northern Telecom Limited Optically pumped optical waveguide amplifier
JP4947853B2 (ja) * 2001-06-25 2012-06-06 三菱電線工業株式会社 希土類元素ドープファイバ
JPWO2003067723A1 (ja) * 2002-02-06 2005-06-02 三菱電機株式会社 マルチモード光ファイバ、ファイバレーザ増幅器およびファイバレーザ発振器
EP1586144B1 (en) * 2003-01-24 2016-05-11 Trumpf, Inc. Fiber laser
JP4561314B2 (ja) * 2004-10-28 2010-10-13 日立電線株式会社 ファイバレーザ用光ファイバ、ファイバレーザ及びレーザ発振方法
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US8498044B2 (en) * 2009-12-22 2013-07-30 Fujikura Ltd. Amplification optical fiber, and optical fiber amplifier and resonator using the same

Also Published As

Publication number Publication date
US20120105947A1 (en) 2012-05-03
JP2012099649A (ja) 2012-05-24
WO2012060220A1 (ja) 2012-05-10
US8456737B2 (en) 2013-06-04
CN103262367B (zh) 2015-03-18
EP2642620B1 (en) 2019-11-13
JP4667535B1 (ja) 2011-04-13
CN103262367A (zh) 2013-08-21
EP2642620A4 (en) 2018-02-07
EP2642620A1 (en) 2013-09-25

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