DE69500687D1 - Optische Mehrkernfaser mit Dotierung aus seltenen Erden, Herstellungsmethode dafür und optischer Verstärker mit dieser Faser - Google Patents

Optische Mehrkernfaser mit Dotierung aus seltenen Erden, Herstellungsmethode dafür und optischer Verstärker mit dieser Faser

Info

Publication number
DE69500687D1
DE69500687D1 DE69500687T DE69500687T DE69500687D1 DE 69500687 D1 DE69500687 D1 DE 69500687D1 DE 69500687 T DE69500687 T DE 69500687T DE 69500687 T DE69500687 T DE 69500687T DE 69500687 D1 DE69500687 D1 DE 69500687D1
Authority
DE
Germany
Prior art keywords
fiber
optical
production method
rare earth
earth doping
Prior art date
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.)
Expired - Fee Related
Application number
DE69500687T
Other languages
English (en)
Other versions
DE69500687T2 (de
Inventor
Katsuyuki Imoto
Kazuo Koya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shin Etsu Chemical Co Ltd
Hitachi Cable Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
Hitachi Cable 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 Shin Etsu Chemical Co Ltd, Hitachi Cable Ltd filed Critical Shin Etsu Chemical Co Ltd
Publication of DE69500687D1 publication Critical patent/DE69500687D1/de
Application granted granted Critical
Publication of DE69500687T2 publication Critical patent/DE69500687T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • C03B37/01222—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube for making preforms of multiple core optical fibres
    • 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
    • G02B6/02042—Multicore optical fibres
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/20—Doped silica-based glasses doped with non-metals other than boron or fluorine
    • C03B2201/28—Doped silica-based glasses doped with non-metals other than boron or fluorine doped with phosphorus
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers
    • C03B2201/36—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers doped with rare earth metals and aluminium, e.g. Er-Al co-doped
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/12—Non-circular or non-elliptical cross-section, e.g. planar core
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/29—Segmented core fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/34—Plural core other than bundles, e.g. double 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
    • H01S3/05—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
    • H01S3/05—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Plasma & Fusion (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DE69500687T 1994-07-27 1995-06-08 Optische Mehrkernfaser mit Dotierung aus seltenen Erden, Herstellungsmethode dafür und optischer Verstärker mit dieser Faser Expired - Fee Related DE69500687T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6175366A JP2816097B2 (ja) 1994-07-27 1994-07-27 希土類元素添加マルチコア光ファイバ、その製造方法、およびその光ファイバを利用した光増幅器

Publications (2)

Publication Number Publication Date
DE69500687D1 true DE69500687D1 (de) 1997-10-16
DE69500687T2 DE69500687T2 (de) 1998-04-09

Family

ID=15994837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69500687T Expired - Fee Related DE69500687T2 (de) 1994-07-27 1995-06-08 Optische Mehrkernfaser mit Dotierung aus seltenen Erden, Herstellungsmethode dafür und optischer Verstärker mit dieser Faser

Country Status (4)

Country Link
US (1) US5570448A (de)
EP (1) EP0695003B1 (de)
JP (1) JP2816097B2 (de)
DE (1) DE69500687T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3439892B2 (ja) * 1995-12-11 2003-08-25 日立電線株式会社 希土類元素添加マルチコアファイバ及びその製造方法
JP3773575B2 (ja) * 1996-01-12 2006-05-10 富士通株式会社 ドープファイバ、そのスプライシング方法及び光増幅器
GB2310506B (en) * 1996-02-22 2000-10-25 Hitachi Cable Rare earth element-doped multiple-core optical fiber and optical systems using them
US5802236A (en) * 1997-02-14 1998-09-01 Lucent Technologies Inc. Article comprising a micro-structured optical fiber, and method of making such fiber
US5847865A (en) * 1997-02-18 1998-12-08 Regents Of The University Of Minnesota Waveguide optical amplifier
EP0889335B1 (de) * 1997-06-30 2009-06-03 Hamamatsu Photonics K. K. Faserbündel und Faserlasergerät unter Verwendung des Faserbündels
FR2766583B1 (fr) * 1997-07-24 1999-09-24 Alsthom Cge Alcatel Fibre optique multicoeurs
AU8376698A (en) * 1997-07-25 1999-02-16 Corning Incorporated Multicore glass optical fiber and methods of manufacturing such fibres
DE19736155C2 (de) * 1997-08-14 2001-12-13 Forschungsverbund Berlin Ev Anordnung für einen kompakten Faserlaser zur Erzeugung von Laserstrahlung
WO1999040464A1 (fr) * 1998-02-05 1999-08-12 Hamamatsu Photonics K.K. Piece optique
US6154594A (en) * 1998-07-15 2000-11-28 Corning Incorporated Multicore glass optical fiber and methods of manufacturing such fibers
US6778747B1 (en) 1998-09-09 2004-08-17 Corning Incorporated Radially varying and azimuthally asymmetric optical waveguide fiber
EP1146356A4 (de) * 1999-10-22 2005-04-27 Showa Electric Wire & Cable Co Optisches dämpfungsglied
FR2811437A1 (fr) * 2000-07-06 2002-01-11 Cit Alcatel Fibre optique a pompage par la gaine et procede de fabrication d'une telle fibre
US6711918B1 (en) 2001-02-06 2004-03-30 Sandia National Laboratories Method of bundling rods so as to form an optical fiber preform
FR2822243B1 (fr) * 2001-03-16 2003-06-20 Cit Alcatel Fibre optique photonique a double gaine
FR2822242B1 (fr) * 2001-03-16 2003-08-15 Cit Alcatel Fibre optique photonique a forte surface effective
US8033142B2 (en) 2004-04-27 2011-10-11 Silitec Sa Method for fabricating an optical fiber, preform for fabricating an optical fiber, optical fiber and apparatus
US8132429B2 (en) 2004-04-27 2012-03-13 Silitec Fibers Sa Method for fabricating an optical fiber, preform for fabricating an optical fiber, optical fiber and apparatus
FI125571B (en) * 2005-02-23 2015-11-30 Liekki Oy A bundle of optical fibers and a process for making it
WO2006112071A1 (ja) * 2005-03-30 2006-10-26 Fujitsu Limited 光ファイバ及びその製造方法並びに光増幅器
KR101695999B1 (ko) * 2009-04-27 2017-01-13 피코메트릭스 엘엘씨 타임 도메인 테라헤르츠 시스템에 연결된 섬유 광의 타이밍 에러를 유발하는 섬유 신장을 감소시키는 시스템 및 그 방법
CN101694534B (zh) * 2009-10-22 2011-02-16 北京交通大学 单芯多掺稀土离子区双包层光纤及其制作方法
CN102096147A (zh) * 2010-12-31 2011-06-15 北京交通大学 一种可熔接的对称结构多芯光纤及其制作方法
CN102262263B (zh) * 2011-09-01 2012-09-05 北京交通大学 圆芯多扇形区***多扇形纤芯光纤及其制作方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9010943D0 (en) * 1990-05-16 1990-07-04 British Telecomm Wave-guiding structure with lasing properties
US5179603A (en) * 1991-03-18 1993-01-12 Corning Incorporated Optical fiber amplifier and coupler
DE69230568T2 (de) * 1991-08-26 2000-06-15 Nippon Telegraph And Telephone Corp., Tokio/Tokyo Optische Faser für optische Verstärker
JP3221043B2 (ja) * 1992-04-16 2001-10-22 日立電線株式会社 シングルモード伝送用希土類元素添加マルチコアファイバ及びそれを用いた光ファイバ増幅器
US5373526A (en) * 1992-05-12 1994-12-13 Hughes Aircraft Company Apparatus and method for optical energy amplification using two-beam coupling
JP2830617B2 (ja) * 1992-06-17 1998-12-02 日立電線株式会社 希土類元素添加マルチコアファイバ及びその製造方法
JP2713031B2 (ja) * 1992-07-17 1998-02-16 日立電線株式会社 希土類元素添加マルチコアファイバ及びそれを用いた光増幅器
JPH06216441A (ja) * 1993-01-20 1994-08-05 Hitachi Cable Ltd 光増幅器用ファイバ及び増幅器

Also Published As

Publication number Publication date
JP2816097B2 (ja) 1998-10-27
JPH0843644A (ja) 1996-02-16
US5570448A (en) 1996-10-29
EP0695003A1 (de) 1996-01-31
EP0695003B1 (de) 1997-09-10
DE69500687T2 (de) 1998-04-09

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee