JPWO2022039073A1 - - Google Patents

Info

Publication number
JPWO2022039073A1
JPWO2022039073A1 JP2022543898A JP2022543898A JPWO2022039073A1 JP WO2022039073 A1 JPWO2022039073 A1 JP WO2022039073A1 JP 2022543898 A JP2022543898 A JP 2022543898A JP 2022543898 A JP2022543898 A JP 2022543898A JP WO2022039073 A1 JPWO2022039073 A1 JP WO2022039073A1
Authority
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
JP2022543898A
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 filed Critical
Publication of JPWO2022039073A1 publication Critical patent/JPWO2022039073A1/ja
Pending legal-status Critical Current

Links

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
    • 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
    • H01S3/09—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
    • H01S3/094007—Cladding pumping, i.e. pump light propagating in a clad surrounding the active core
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
JP2022543898A 2020-08-17 2021-08-10 Pending JPWO2022039073A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020137387 2020-08-17
PCT/JP2021/029581 WO2022039073A1 (ja) 2020-08-17 2021-08-10 光増幅ファイバ、光ファイバ増幅器および光通信システム

Publications (1)

Publication Number Publication Date
JPWO2022039073A1 true JPWO2022039073A1 (ja) 2022-02-24

Family

ID=80322804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022543898A Pending JPWO2022039073A1 (ja) 2020-08-17 2021-08-10

Country Status (4)

Country Link
US (1) US20230123319A1 (ja)
JP (1) JPWO2022039073A1 (ja)
CN (1) CN115735305A (ja)
WO (1) WO2022039073A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210265799A1 (en) * 2018-06-29 2021-08-26 Ipg Photonics Corporation Active waveguide for high-power laser
US20230335966A1 (en) * 2022-04-18 2023-10-19 Corning Incorporated Amplifying Optical Fibers

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3479219B2 (ja) * 1997-06-06 2003-12-15 三菱電線工業株式会社 増幅用光ファイバ
US6411762B1 (en) * 1997-12-09 2002-06-25 Scientific-Atlanta, Inc. Optical fiber with irregularities at cladding boundary
KR100749910B1 (ko) * 2006-01-11 2007-08-21 한국과학기술연구원 연속 파형 초광대역 레이저 광원 공진기 및 이를 이용한의료용 진단기기
JPWO2008133242A1 (ja) * 2007-04-25 2010-07-29 株式会社フジクラ 希土類添加コア光ファイバ
EP2179312A1 (en) * 2007-07-20 2010-04-28 Corning Incorporated Large-mode-area optical fiber
JP2010272827A (ja) * 2009-05-25 2010-12-02 Fujikura Ltd 光ファイバカプラ及び光ファイバ増幅器
JPWO2012172996A1 (ja) * 2011-06-16 2015-02-23 古河電気工業株式会社 マルチコア増幅光ファイバ
JPWO2013038794A1 (ja) * 2011-09-12 2015-03-26 古河電気工業株式会社 光ファイバ、光ファイバレーザおよび光ファイバ増幅器、ならびに光ファイバの製造方法
WO2015077021A1 (en) * 2013-11-22 2015-05-28 Imra America, Inc Polarizing and polarization maintaining leakage channel fibers
JP6482126B2 (ja) * 2015-07-31 2019-03-13 日本電信電話株式会社 光増幅器
JP6734100B2 (ja) * 2016-03-31 2020-08-05 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
JP6668272B2 (ja) * 2017-01-27 2020-03-18 株式会社フジクラ 増幅用光ファイバ
JP2021163833A (ja) * 2020-03-31 2021-10-11 株式会社フジクラ 光ファイバ、光ファイバ母材、光ファイバ共振器、光ファイバレーザ装置、及び光ファイバ増幅器

Also Published As

Publication number Publication date
CN115735305A (zh) 2023-03-03
US20230123319A1 (en) 2023-04-20
WO2022039073A1 (ja) 2022-02-24

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Legal Events

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Effective date: 20240419