JP6325011B2 - 高次モードファイバを用いる超短パルスのファイバデリバリーのための方法、およびシステム - Google Patents
高次モードファイバを用いる超短パルスのファイバデリバリーのための方法、およびシステム Download PDFInfo
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- JP6325011B2 JP6325011B2 JP2016024485A JP2016024485A JP6325011B2 JP 6325011 B2 JP6325011 B2 JP 6325011B2 JP 2016024485 A JP2016024485 A JP 2016024485A JP 2016024485 A JP2016024485 A JP 2016024485A JP 6325011 B2 JP6325011 B2 JP 6325011B2
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- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2461—Illumination
- G02B23/2469—Illumination using optical fibres
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
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- G02F1/35—Non-linear optics
- G02F1/3511—Self-focusing or self-trapping of light; Light-induced birefringence; Induced optical Kerr-effect
- G02F1/3513—Soliton propagation
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- H—ELECTRICITY
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- 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
- H01S3/0057—Temporal shaping, e.g. pulse compression, frequency chirping
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- H—ELECTRICITY
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- 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
- H01S3/0092—Nonlinear frequency conversion, e.g. second harmonic generation [SHG] or sum- or difference-frequency generation outside the laser cavity
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3581—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using far infrared light; using Terahertz radiation
- G01N21/3586—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using far infrared light; using Terahertz radiation by Terahertz time domain spectroscopy [THz-TDS]
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- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
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- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2861—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using fibre optic delay lines and optical elements associated with them, e.g. for use in signal processing, e.g. filtering
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- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/29395—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device configurable, e.g. tunable or reconfigurable
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- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
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- Analytical Chemistry (AREA)
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- Lasers (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Optical Couplings Of Light Guides (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Laser Beam Processing (AREA)
Description
110 入力
120 第一のファイバ
122 第一のモード
130 モード変換器
140 第二のファイバ
142 第二のモード
150 出力
Claims (1)
- パルスのプリチャープをしないフェムト秒レーザパルスのための全ファイバデリバリーシステムであって、
シングルモードファイバ、微小構造ファイバまたはマルチモードファイバの内の1つを含む、正常分散を有する第一のファイバ、
異常分散を有する高次モードファイバであって、前記第一のファイバの相対的分散勾配に実質的に等しい相対的分散勾配および14.9μm2の有効断面積を有する高次モードファイバ、
前記第一のファイバと前記高次モードファイバとの間の第一の長周期回折格子(LPG)モード変換器、および
基底モードのビーム出力を得るための前記高次モードファイバの出力端面内の第二の長周期回折格子モード変換器を備え、
前記全ファイバデリバリーシステムが、光バルクを必要とせず、かつ結果として生じる高次モードの光を自由空間の出力として作り出すために適しており、
前記全ファイバデリバリーシステムからの出力パルスが約200フェムト秒よりも短いパルスからなり、
前記高次モードは、LP02、LP03、あるいはLP04の内の1つからなり、
前記レーザパルスがモードロックされたレーザによって生成される、全ファイバデリバリーシステム。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161447895P | 2011-03-01 | 2011-03-01 | |
US61/447,895 | 2011-03-01 | ||
US13/372,419 US9075243B2 (en) | 2011-03-01 | 2012-02-13 | Method and system for ultrashort pulse fiber delivery using higher order mode fiber |
US13/372,419 | 2012-02-13 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2013556846A Division JP2014513411A (ja) | 2011-03-01 | 2012-03-01 | 高次モードファイバを用いる超短パルスのファイバデリバリーのための方法、およびシステム |
Publications (2)
Publication Number | Publication Date |
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JP2016106421A JP2016106421A (ja) | 2016-06-16 |
JP6325011B2 true JP6325011B2 (ja) | 2018-05-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2013556846A Pending JP2014513411A (ja) | 2011-03-01 | 2012-03-01 | 高次モードファイバを用いる超短パルスのファイバデリバリーのための方法、およびシステム |
JP2016024485A Active JP6325011B2 (ja) | 2011-03-01 | 2016-02-12 | 高次モードファイバを用いる超短パルスのファイバデリバリーのための方法、およびシステム |
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JP2013556846A Pending JP2014513411A (ja) | 2011-03-01 | 2012-03-01 | 高次モードファイバを用いる超短パルスのファイバデリバリーのための方法、およびシステム |
Country Status (4)
Country | Link |
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US (1) | US9075243B2 (ja) |
EP (1) | EP2681815A4 (ja) |
JP (2) | JP2014513411A (ja) |
WO (1) | WO2012118937A2 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101611522B (zh) * | 2006-09-18 | 2013-04-24 | 康奈尔研究基金会股份有限公司 | 完全正常色散的飞秒光纤激光器 |
US8526772B2 (en) * | 2010-08-26 | 2013-09-03 | The Board Of Trustees Of The University Of Illinois | Compression of polarized supercontinuum pulses generated in birefringent all normal-dispersion photonic crystal fiber |
US8787411B2 (en) | 2011-06-21 | 2014-07-22 | Cornell University | Mode-locked fiber laser based on narrowband optical spectral filtering and amplifier similaritons |
WO2013052968A1 (en) * | 2011-10-06 | 2013-04-11 | Ofs Fitel, Llc | Fiber designs for wavelength tunable ultra-short pulse lasers |
US9124066B2 (en) | 2012-05-02 | 2015-09-01 | Lawrence Livermore National Security, Llc | Diffractive optical elements for transformation of modes in lasers |
CN105181155B (zh) * | 2015-10-19 | 2018-03-27 | 南开大学 | 基于单模光纤的太赫兹脉冲单次探测系统及探测方法 |
WO2017192196A2 (en) * | 2016-02-12 | 2017-11-09 | Trustees Of Boston University | Ultrashort pulse fiber laser employing raman scattering in higher order mode fibers |
CN105737984A (zh) * | 2016-04-29 | 2016-07-06 | 深圳市太赫兹系统设备有限公司 | 太赫兹时域光谱辐射与检测装置 |
CN107144545A (zh) * | 2017-06-09 | 2017-09-08 | 深圳市太赫兹科技创新研究院 | 全光纤式太赫兹时域光谱仪 |
CN108444913A (zh) * | 2018-01-30 | 2018-08-24 | 中国科学院上海技术物理研究所 | 基于单元胞立体相位光栅和互参考技术的THz光谱仪 |
JP6636562B2 (ja) * | 2018-04-26 | 2020-01-29 | 株式会社フジクラ | ガラスブロック、光ファイバ終端構造、レーザ装置、及びレーザシステム |
WO2020092707A2 (en) * | 2018-11-01 | 2020-05-07 | Ofs Fitel, Llc | Wavelength-swept light source |
US11874223B1 (en) | 2022-08-30 | 2024-01-16 | The Goodyear Tire & Rubber Company | Terahertz characterization of a multi-layered tire tread |
CN115509058B (zh) * | 2022-09-22 | 2024-12-10 | 西安邮电大学 | 一种基于孤子自频移和偏振干涉的全光量化装置及方法 |
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US6522450B2 (en) * | 2001-04-25 | 2003-02-18 | Corning Incorporated | Loss-less tunable per-channel dispersion compensator |
WO2003028177A1 (en) * | 2001-09-24 | 2003-04-03 | Giga Tera Ag | Pulse-generating laser |
US6711332B2 (en) * | 2001-11-05 | 2004-03-23 | Corning Incorporated | Highly negative-slope dispersion compensating fiber and transmission system including same |
JP2004061741A (ja) * | 2002-07-26 | 2004-02-26 | Sumitomo Electric Ind Ltd | 光ファイバ、光伝送路および光通信システム |
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JP4047232B2 (ja) * | 2003-06-18 | 2008-02-13 | 株式会社フジクラ | 高次モードファイバ用モード変換器 |
JP4481014B2 (ja) * | 2004-01-06 | 2010-06-16 | 株式会社フジクラ | 光ファイバ伝送路 |
US7054339B1 (en) * | 2004-07-13 | 2006-05-30 | Np Photonics, Inc | Fiber-laser-based Terahertz sources through difference frequency generation (DFG) by nonlinear optical (NLO) crystals |
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JP5729895B2 (ja) * | 2008-01-29 | 2015-06-03 | キヤノン株式会社 | 光パルス圧縮器 |
US7844146B2 (en) * | 2008-04-30 | 2010-11-30 | Ofs Fitel, Llc | All-fiber module for femtosecond pulse compression and supercontinuum generation |
-
2012
- 2012-02-13 US US13/372,419 patent/US9075243B2/en active Active
- 2012-03-01 JP JP2013556846A patent/JP2014513411A/ja active Pending
- 2012-03-01 EP EP12752804.0A patent/EP2681815A4/en not_active Withdrawn
- 2012-03-01 WO PCT/US2012/027224 patent/WO2012118937A2/en active Application Filing
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Also Published As
Publication number | Publication date |
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JP2014513411A (ja) | 2014-05-29 |
EP2681815A4 (en) | 2014-08-27 |
WO2012118937A3 (en) | 2013-11-14 |
EP2681815A2 (en) | 2014-01-08 |
US9075243B2 (en) | 2015-07-07 |
US20120224597A1 (en) | 2012-09-06 |
WO2012118937A2 (en) | 2012-09-07 |
JP2016106421A (ja) | 2016-06-16 |
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