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FI20050215L - Förfarande för processing av optiska fibrer - Google Patents

Förfarande för processing av optiska fibrer Download PDF

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Publication number
FI20050215L
FI20050215L FI20050215A FI20050215A FI20050215L FI 20050215 L FI20050215 L FI 20050215L FI 20050215 A FI20050215 A FI 20050215A FI 20050215 A FI20050215 A FI 20050215A FI 20050215 L FI20050215 L FI 20050215L
Authority
FI
Finland
Prior art keywords
optical fiber
processing method
fiber processing
optical
processing
Prior art date
Application number
FI20050215A
Other languages
English (en)
Finnish (fi)
Other versions
FI120471B (sv
FI20050215A0 (sv
Inventor
Simo Tammela
Kalle Ylae-Jarkko
Original Assignee
Liekki Oy
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 Liekki Oy filed Critical Liekki Oy
Publication of FI20050215A0 publication Critical patent/FI20050215A0/sv
Priority to FI20050215A priority Critical patent/FI120471B/sv
Priority to US11/358,111 priority patent/US7455464B2/en
Priority to AT06708922T priority patent/ATE471525T1/de
Priority to DK06708922.7T priority patent/DK1866681T3/da
Priority to PCT/FI2006/000063 priority patent/WO2006089999A1/en
Priority to EP06708922A priority patent/EP1866681B1/en
Priority to DE602006014950T priority patent/DE602006014950D1/de
Priority to CN2006800125049A priority patent/CN101160539B/zh
Priority to JP2007556623A priority patent/JP5421536B2/ja
Publication of FI20050215L publication Critical patent/FI20050215L/sv
Application granted granted Critical
Publication of FI120471B publication Critical patent/FI120471B/sv

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
    • G02B6/24—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
    • G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals
    • 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
    • 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
    • G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2835—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 lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. couplers
    • 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
    • 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
    • G02B6/032—Optical fibres with cladding with or without a coating with non solid core or 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
    • G02B6/03616—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
    • G02B6/03622—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 2 layers only
    • 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
    • G02B6/2852—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 tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
    • 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
    • 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
    • H01S3/09—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
    • H01S3/094049—Guiding of the pump light
    • H01S3/094053—Fibre coupled pump, e.g. delivering pump light using a fibre or a fibre bundle
    • 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
    • H01S3/094049—Guiding of the pump light
    • H01S3/094057—Guiding of the pump light by tapered duct or homogenized light pipe, e.g. for concentrating pump light

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
FI20050215A 2005-02-23 2005-02-23 Förfarande för behandling av optiska fiber FI120471B (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI20050215A FI120471B (sv) 2005-02-23 2005-02-23 Förfarande för behandling av optiska fiber
US11/358,111 US7455464B2 (en) 2005-02-23 2006-02-22 Optical fiber processing method
PCT/FI2006/000063 WO2006089999A1 (en) 2005-02-23 2006-02-23 Optical fibre bundle processing method
DK06708922.7T DK1866681T3 (da) 2005-02-23 2006-02-23 Fremgangsnåde til fremstilling af et bundt af optiske fibre
AT06708922T ATE471525T1 (de) 2005-02-23 2006-02-23 Verarbeitungsverfahren für faseroptische bündel
EP06708922A EP1866681B1 (en) 2005-02-23 2006-02-23 Optical fibre bundle processing method
DE602006014950T DE602006014950D1 (sv) 2005-02-23 2006-02-23
CN2006800125049A CN101160539B (zh) 2005-02-23 2006-02-23 光学纤维簇加工方法
JP2007556623A JP5421536B2 (ja) 2005-02-23 2006-02-23 光ファイバーバンドル加工方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20050215A FI120471B (sv) 2005-02-23 2005-02-23 Förfarande för behandling av optiska fiber
FI20050215 2005-02-23

Publications (3)

Publication Number Publication Date
FI20050215A0 FI20050215A0 (sv) 2005-02-23
FI20050215L true FI20050215L (sv) 2006-11-08
FI120471B FI120471B (sv) 2009-10-30

Family

ID=34224244

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20050215A FI120471B (sv) 2005-02-23 2005-02-23 Förfarande för behandling av optiska fiber

Country Status (9)

Country Link
US (1) US7455464B2 (sv)
EP (1) EP1866681B1 (sv)
JP (1) JP5421536B2 (sv)
CN (1) CN101160539B (sv)
AT (1) ATE471525T1 (sv)
DE (1) DE602006014950D1 (sv)
DK (1) DK1866681T3 (sv)
FI (1) FI120471B (sv)
WO (1) WO2006089999A1 (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1949154B1 (en) * 2005-11-10 2016-08-10 Optical Air Data Systems, LP Single aperture multiple optical waveguide transceiver
US7559706B2 (en) * 2006-02-22 2009-07-14 Liekki Oy Light amplifying fiber arrangement
DE102008053728B4 (de) 2008-10-29 2015-02-26 Trumpf Laser Gmbh Optische Faseranordnung
DE102008062848A1 (de) * 2008-12-23 2010-06-24 Jt Optical Engine Gmbh + Co. Kg Spleißverbindung zwischen zwei optischen Fasern sowie Verfahren zum Herstellen einer solchen Spleißverbindung
US8228962B2 (en) * 2009-01-23 2012-07-24 Iptronics A/S Low power drive circuit
KR101339445B1 (ko) * 2010-04-23 2014-01-02 한국전자통신연구원 광섬유 커플러, 그의 제조방법 및 능동 광모듈
CN102044830B (zh) * 2010-11-05 2013-10-16 山西飞虹激光科技有限公司 一种大功率光纤激光器的侧面耦合器及制作方法
WO2012106624A2 (en) 2011-02-03 2012-08-09 3Sae Technologies, Inc. Side pump fiber, method of making same, and optical devices using same
US8666212B1 (en) * 2011-04-28 2014-03-04 Google Inc. Head mounted display using a fused fiber bundle
US9366821B2 (en) * 2012-03-02 2016-06-14 Tyco Electronics Corporation Method of forming fused coupler
JP5584280B2 (ja) * 2012-12-21 2014-09-03 株式会社フジクラ ブリッジファイバ、コンバイナ及びファイバレーザ装置
CN104577652B (zh) * 2013-10-16 2018-07-17 福州高意通讯有限公司 阵列光纤激光器、放大器及多芯式光纤的制作方法
US10052831B2 (en) 2015-07-17 2018-08-21 Incom, Inc. Wave guiding element and method of manufacture
GB201513902D0 (en) * 2015-08-06 2015-09-23 Spi Lasers Uk Ltd An amplifying optical device
CN105281186B (zh) * 2015-11-19 2018-06-22 北京工业大学 侧面双向泵浦熔融型耦合器及其制作方法
EP3397999B1 (en) * 2016-02-05 2024-08-21 Nufern Optical systems using mode mixing optical fibers
KR102658385B1 (ko) * 2018-06-29 2024-04-16 아이피지 포토닉스 코포레이션 고출력 레이저용 능동 도파로
CN109061801B (zh) * 2018-10-12 2024-02-20 广东国志激光技术有限公司 一种高功率信号合束器及其制作方法
CN111352249B (zh) * 2018-12-20 2022-11-08 江苏睿赛光电科技有限公司 实现平顶光束的侧泵信号合束器及其制备方法
CN110133797B (zh) * 2019-05-30 2020-07-28 山东光韵智能科技有限公司 一种可见光三层波浪内衬多彩光纤及其制造方法
EP4666353A1 (en) * 2023-04-14 2025-12-24 Trumpf Laser UK Limited Optical fibre and optical fibre device

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291940A (en) 1977-06-13 1981-09-29 Canadian Patents & Development Ltd. Low loss access coupler for multimode optical fiber distribution systems
US4720160A (en) 1981-12-16 1988-01-19 Polaroid Corporation Optical resonant cavity filters
US4553238A (en) * 1983-09-30 1985-11-12 The Board Of Trustees Of The Leland Stanford University Fiber optic amplifier
US4673243A (en) 1984-04-10 1987-06-16 Director-General Of Agency Of Industrial Science & Technology Branch structures for rod-type optical transmission lines
US4815079A (en) 1987-12-17 1989-03-21 Polaroid Corporation Optical fiber lasers and amplifiers
DE8804518U1 (de) 1988-04-06 1988-05-19 Giese, Willi, 2390 Flensburg Lichtleiterkoppler
ES2126879T3 (es) 1994-12-28 1999-04-01 Italtel Spa Disposicion de acoplamiento entre una fuente luminosa de multiples modos y una fibra optica a traves de un tramo de fibra optica intermedio.
JP3298799B2 (ja) * 1995-11-22 2002-07-08 ルーセント テクノロジーズ インコーポレイテッド クラッディングポンプファイバとその製造方法
US5854865A (en) 1995-12-07 1998-12-29 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for side pumping an optical fiber
US5818630A (en) 1997-06-25 1998-10-06 Imra America, Inc. Single-mode amplifiers and compressors based on multi-mode fibers
US5864644A (en) 1997-07-21 1999-01-26 Lucent Technologies Inc. Tapered fiber bundles for coupling light into and out of cladding-pumped fiber devices
WO1999030391A1 (en) * 1997-12-09 1999-06-17 Scientific-Atlanta, Inc. Double-clad rare earth doped optical fibers
CA2321782C (en) 1998-03-04 2007-05-22 Sdl, Inc. Optical couplers for multimode fibers
EP1016887A1 (en) * 1998-12-31 2000-07-05 Daewoo Telecom Ltd. Tight-buffered optical fiber bundle and optical fiber cable composed of the same
US6434295B1 (en) 1999-01-14 2002-08-13 Jds Uniphase Corporation Side coupled pumping of double clad fiber gain media
GB9903918D0 (en) 1999-02-19 1999-04-14 Univ Bath Improvements in and relating to photonic crystal fibres
US6370297B1 (en) 1999-03-31 2002-04-09 Massachusetts Institute Of Technology Side pumped optical amplifiers and lasers
CA2368778C (en) 1999-04-01 2007-12-18 Qinetiq Limited A photonic crystal fibre and a method for its production
AU779320B2 (en) * 1999-04-30 2005-01-13 Spi Lasers Uk Limited An optical fibre arrangement
US6397636B1 (en) 1999-05-20 2002-06-04 Lucent Technologies Inc. Method of applying a precursor to an assembled fiber bundle and fusing the bundle together
DE19940849B4 (de) * 1999-08-27 2013-01-03 Lisa Dräxlmaier GmbH Lichtwellenleiter
GB2384323B (en) 2000-11-10 2004-12-29 Crystal Fibre As Microstructured optical fibres
AU2002223515A1 (en) 2000-11-20 2002-05-27 Crystal Fibre A/S A micro-structured optical fibre
FR2822242B1 (fr) 2001-03-16 2003-08-15 Cit Alcatel Fibre optique photonique a forte surface effective
WO2003017440A2 (en) * 2001-08-13 2003-02-27 Ram Oron Optical amplification system
FR2834347B1 (fr) 2002-01-03 2004-04-09 Cit Alcatel Coupleur optique pour pompe multimode
AU2002302539A1 (en) * 2002-04-16 2003-10-27 Pirelli & C S.P.A. Process for manufacturing a micro-structured optical fibre
FI20030403A0 (sv) * 2003-03-18 2003-03-18 Optoelectronics Res Ct Optisk fiber och förfarande för att leda pumpningskraft in i en fiber, samt tillverkningsförfarande
FI125571B (sv) * 2005-02-23 2015-11-30 Liekki Oy Knippe av optiska fibrer och en process för framställning av detta

Also Published As

Publication number Publication date
JP2008532072A (ja) 2008-08-14
EP1866681B1 (en) 2010-06-16
US7455464B2 (en) 2008-11-25
FI120471B (sv) 2009-10-30
US20060204186A1 (en) 2006-09-14
DK1866681T3 (da) 2010-10-18
CN101160539A (zh) 2008-04-09
CN101160539B (zh) 2010-05-26
WO2006089999A1 (en) 2006-08-31
ATE471525T1 (de) 2010-07-15
DE602006014950D1 (sv) 2010-07-29
EP1866681A1 (en) 2007-12-19
JP5421536B2 (ja) 2014-02-19
FI20050215A0 (sv) 2005-02-23

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