JPWO2021059443A1 - - Google Patents

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Publication number
JPWO2021059443A1
JPWO2021059443A1 JP2021548088A JP2021548088A JPWO2021059443A1 JP WO2021059443 A1 JPWO2021059443 A1 JP WO2021059443A1 JP 2021548088 A JP2021548088 A JP 2021548088A JP 2021548088 A JP2021548088 A JP 2021548088A JP WO2021059443 A1 JPWO2021059443 A1 JP WO2021059443A1
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JP
Japan
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.)
Pending
Application number
JP2021548088A
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Japanese (ja)
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Publication of JPWO2021059443A1 publication Critical patent/JPWO2021059443A1/ja
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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
    • H01S3/06737—Fibre having multiple non-coaxial cores, e.g. multiple active cores or separate cores for pump and gain
    • 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
    • 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
    • H01S3/06754—Fibre amplifiers
    • H01S3/06758—Tandem 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
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • 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
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0064—Anti-reflection devices, e.g. optical isolaters
    • 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
    • H01S3/06754—Fibre amplifiers
    • H01S3/06762—Fibre amplifiers having a specific amplification band
    • H01S3/06766—C-band amplifiers, i.e. amplification in the range of about 1530 nm to 1560 nm
    • 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
    • H01S3/06754—Fibre amplifiers
    • H01S3/06762—Fibre amplifiers having a specific amplification band
    • H01S3/0677—L-band amplifiers, i.e. amplification in the range of about 1560 nm to 1610 nm
    • 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
    • H01S3/0941—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
    • H01S3/1608—Solid materials characterised by an active (lasing) ion rare earth erbium
    • 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
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2383—Parallel arrangements
    • H01S3/2391—Parallel arrangements emitting at different wavelengths

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
JP2021548088A 2019-09-26 2019-09-26 Pending JPWO2021059443A1 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/037913 WO2021059443A1 (ja) 2019-09-26 2019-09-26 増幅用ファイバ及び光増幅器

Publications (1)

Publication Number Publication Date
JPWO2021059443A1 true JPWO2021059443A1 (https=) 2021-04-01

Family

ID=75165664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021548088A Pending JPWO2021059443A1 (https=) 2019-09-26 2019-09-26

Country Status (3)

Country Link
US (1) US20220344888A1 (https=)
JP (1) JPWO2021059443A1 (https=)
WO (1) WO2021059443A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025133164A (ja) * 2024-03-01 2025-09-11 日本電気株式会社 マルチコアファイバ増幅器及び光増幅方法

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5566196A (en) * 1994-10-27 1996-10-15 Sdl, Inc. Multiple core fiber laser and optical amplifier
JPH09312433A (ja) * 1996-05-22 1997-12-02 Hitachi Cable Ltd 広帯域Ｅｒ添加光ファイバ増幅器
JP2000180640A (ja) * 1998-12-16 2000-06-30 Mitsubishi Cable Ind Ltd ゲインイコライザ、光増幅装置および光ファイバ通信システム
JP2003506876A (ja) * 1999-07-30 2003-02-18 ザ・ボード・オブ・トラスティーズ・オブ・ザ・レランド・スタンフォード・ジュニア・ユニバーシティ 超広帯域幅を備えたエルビウムドープ材料を用いた光信号の増幅の方法
US20120294607A1 (en) * 2011-05-20 2012-11-22 Alcatel-Lucent Usa Inc. Optical pumping and powering in spatially multiplexed transmission links
JP2015005667A (ja) * 2013-06-21 2015-01-08 古河電気工業株式会社 増幅用マルチコア光ファイバデバイスおよびマルチコア光ファイバ増幅器
JP2015061079A (ja) * 2013-09-18 2015-03-30 オーエフエス ファイテル，エルエルシー 利得等化数モード・ファイバ増幅器
JP2015510253A (ja) * 2011-12-13 2015-04-02 オーエフエス ファイテル，エルエルシー マルチコアエルビウムドープファイバアンプ
JP5950426B1 (ja) * 2015-05-26 2016-07-13 日本電信電話株式会社 マルチコア光ファイバ増幅器
JP2017021070A (ja) * 2015-07-07 2017-01-26 日本電信電話株式会社 マルチコア光ファイバ及び光増幅器
JP2017183564A (ja) * 2016-03-31 2017-10-05 古河電気工業株式会社 光ファイバ増幅器および多段光増幅ファイバ構造
JP2018508996A (ja) * 2015-03-19 2018-03-29 ツーシックス、インコーポレイテッドＩｉ−Ｖｉ Ｉｎｃｏｒｐｏｒａｔｅｄ 小型光ファイバ増幅器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7289707B1 (en) * 2006-05-12 2007-10-30 Np Photonics, Inc Multi-core optical fiber image amplifier and method of drawing
US10741992B2 (en) * 2016-10-10 2020-08-11 Nec Corporation Extending system reach of unrepeated systems using cascaded amplifiers
US12374851B2 (en) * 2018-10-01 2025-07-29 Nec Corporation Optical amplification apparatus and optical amplification method

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5566196A (en) * 1994-10-27 1996-10-15 Sdl, Inc. Multiple core fiber laser and optical amplifier
JPH09312433A (ja) * 1996-05-22 1997-12-02 Hitachi Cable Ltd 広帯域Ｅｒ添加光ファイバ増幅器
JP2000180640A (ja) * 1998-12-16 2000-06-30 Mitsubishi Cable Ind Ltd ゲインイコライザ、光増幅装置および光ファイバ通信システム
JP2003506876A (ja) * 1999-07-30 2003-02-18 ザ・ボード・オブ・トラスティーズ・オブ・ザ・レランド・スタンフォード・ジュニア・ユニバーシティ 超広帯域幅を備えたエルビウムドープ材料を用いた光信号の増幅の方法
US20120294607A1 (en) * 2011-05-20 2012-11-22 Alcatel-Lucent Usa Inc. Optical pumping and powering in spatially multiplexed transmission links
JP2015510253A (ja) * 2011-12-13 2015-04-02 オーエフエス ファイテル，エルエルシー マルチコアエルビウムドープファイバアンプ
JP2015005667A (ja) * 2013-06-21 2015-01-08 古河電気工業株式会社 増幅用マルチコア光ファイバデバイスおよびマルチコア光ファイバ増幅器
JP2015061079A (ja) * 2013-09-18 2015-03-30 オーエフエス ファイテル，エルエルシー 利得等化数モード・ファイバ増幅器
JP2018508996A (ja) * 2015-03-19 2018-03-29 ツーシックス、インコーポレイテッドＩｉ−Ｖｉ Ｉｎｃｏｒｐｏｒａｔｅｄ 小型光ファイバ増幅器
JP5950426B1 (ja) * 2015-05-26 2016-07-13 日本電信電話株式会社 マルチコア光ファイバ増幅器
JP2017021070A (ja) * 2015-07-07 2017-01-26 日本電信電話株式会社 マルチコア光ファイバ及び光増幅器
JP2017183564A (ja) * 2016-03-31 2017-10-05 古河電気工業株式会社 光ファイバ増幅器および多段光増幅ファイバ構造

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Publication number Publication date
US20220344888A1 (en) 2022-10-27
WO2021059443A1 (ja) 2021-04-01

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