WO2008108404A1 - フォトニックバンドギャップファイバ - Google Patents

フォトニックバンドギャップファイバ Download PDF

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Publication number
WO2008108404A1
WO2008108404A1 PCT/JP2008/053952 JP2008053952W WO2008108404A1 WO 2008108404 A1 WO2008108404 A1 WO 2008108404A1 JP 2008053952 W JP2008053952 W JP 2008053952W WO 2008108404 A1 WO2008108404 A1 WO 2008108404A1
Authority
WO
WIPO (PCT)
Prior art keywords
core
band gap
photonic band
refractive index
clad
Prior art date
Application number
PCT/JP2008/053952
Other languages
English (en)
French (fr)
Inventor
Ryuichiro Goto
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.
Priority to EP08721372A priority Critical patent/EP2120073B1/en
Priority to AT08721372T priority patent/ATE526600T1/de
Priority to DK08721372.4T priority patent/DK2120073T3/da
Priority to JP2009502609A priority patent/JPWO2008108404A1/ja
Publication of WO2008108404A1 publication Critical patent/WO2008108404A1/ja
Priority to US12/550,024 priority patent/US7978947B2/en

Links

Classifications

    • 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
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02342—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region
    • G02B6/02347—Longitudinal structures arranged to form a regular periodic lattice, e.g. triangular, square, honeycomb unit cell repeated throughout 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
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02319—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by core or core-cladding interface features
    • G02B6/02323—Core having lower refractive index than cladding, e.g. photonic band gap guiding
    • 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
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02319—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by core or core-cladding interface features
    • G02B6/02338—Structured core, e.g. core contains more than one material, non-constant refractive index distribution in core, asymmetric or non-circular elements in core unit, multiple cores, insertions between core and clad
    • 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
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02342—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region
    • G02B6/0238—Longitudinal structures having higher refractive index than background material, e.g. high index solid rods
    • 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
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
    • G02B6/03644—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only arranged - + -
    • 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
    • H01S3/06741—Photonic crystal fibre, i.e. the fibre having a photonic bandgap
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Lasers (AREA)
  • Optical Integrated Circuits (AREA)

Abstract

　本発明は、クラッドの屈折率以下の屈折率を持つ第１コアと、該第１コアを囲んで設けられ第１コアの屈折率未満の屈折率を持つ第２コアと、該第２コアを囲むクラッドと、該クラッドの第２コア近傍に設けられ、クラッドの屈折率よりも屈折率が高屈折率部が周期構造をなして構成された周期構造部と、を備え、前記周期構造は、少なくとも使用波長の基本モードの伝搬定数がフォトニックバンドギャップ中にあり、前記使用波長の高次モードの伝搬定数が前記フォトニックバンドギャップの外にあるフォトニックバンドギャップファイバに関する。
PCT/JP2008/053952 2007-03-05 2008-03-05 フォトニックバンドギャップファイバ WO2008108404A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP08721372A EP2120073B1 (en) 2007-03-05 2008-03-05 Photonic band gap fiber
AT08721372T ATE526600T1 (de) 2007-03-05 2008-03-05 Faser mit photonischem bandabstand
DK08721372.4T DK2120073T3 (da) 2007-03-05 2008-03-05 Fotonisk båndgabsfiber
JP2009502609A JPWO2008108404A1 (ja) 2007-03-05 2008-03-05 フォトニックバンドギャップファイバ
US12/550,024 US7978947B2 (en) 2007-03-05 2009-08-28 Photonic bandgap fiber

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007-054273 2007-03-05
JP2007054273 2007-03-05
JP2007-149181 2007-06-05
JP2007149181 2007-06-05

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/550,024 Continuation US7978947B2 (en) 2007-03-05 2009-08-28 Photonic bandgap fiber

Publications (1)

Publication Number Publication Date
WO2008108404A1 true WO2008108404A1 (ja) 2008-09-12

Family

ID=39738277

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/053952 WO2008108404A1 (ja) 2007-03-05 2008-03-05 フォトニックバンドギャップファイバ

Country Status (6)

Country Link
US (1) US7978947B2 (ja)
EP (1) EP2120073B1 (ja)
JP (1) JPWO2008108404A1 (ja)
AT (1) ATE526600T1 (ja)
DK (1) DK2120073T3 (ja)
WO (1) WO2008108404A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011203370A (ja) * 2010-03-24 2011-10-13 Fujikura Ltd 光ファイバ型光学フィルタ
JP2011227255A (ja) * 2010-04-19 2011-11-10 Nippon Telegr & Teleph Corp <Ntt> 空間モードフィルタ
JP2012059384A (ja) * 2010-09-06 2012-03-22 Toshiba Corp 発光体および発光装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008283175A (ja) * 2007-04-10 2008-11-20 Fujikura Ltd ファイバレーザ装置
EP2376958A4 (en) * 2008-12-18 2012-07-04 Chiral Photonics Inc FIBER OPTIC DIFFACTION GRILLE
JP5306898B2 (ja) * 2009-03-16 2013-10-02 古河電気工業株式会社 光ファイバ
JP5679420B2 (ja) 2010-09-28 2015-03-04 株式会社フジクラ ソリッドフォトニックバンドギャップファイバおよび該ファイバを用いたファイバモジュールおよびファイバアンプ、ファイバレーザ
US9146345B1 (en) 2012-01-20 2015-09-29 Clemson University High power optical fibers
US11876337B2 (en) 2019-10-25 2024-01-16 Clemson University Three-level system fiber lasers incorporating an all-solid photonic bandgap fiber

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JP2006011328A (ja) * 2004-06-29 2006-01-12 Nippon Telegr & Teleph Corp <Ntt> フォトニック結晶ファイバ
JP2007054273A (ja) 2005-08-24 2007-03-08 Takeda Kayo 敷布団
JP2007149181A (ja) 2005-11-25 2007-06-14 Sharp Corp 半導体記憶装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011203370A (ja) * 2010-03-24 2011-10-13 Fujikura Ltd 光ファイバ型光学フィルタ
JP2011227255A (ja) * 2010-04-19 2011-11-10 Nippon Telegr & Teleph Corp <Ntt> 空間モードフィルタ
JP2012059384A (ja) * 2010-09-06 2012-03-22 Toshiba Corp 発光体および発光装置
US8452144B2 (en) 2010-09-06 2013-05-28 Kabushiki Kaisha Toshiba Light emitter and light emitting device

Also Published As

Publication number Publication date
JPWO2008108404A1 (ja) 2010-06-17
US20090317041A1 (en) 2009-12-24
EP2120073B1 (en) 2011-09-28
DK2120073T3 (da) 2012-01-23
US7978947B2 (en) 2011-07-12
EP2120073A4 (en) 2010-06-09
ATE526600T1 (de) 2011-10-15
EP2120073A1 (en) 2009-11-18

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