[go: up one dir, main page]

DE69621974D1 - Dispersionsgesteuerter optischer Wellenleiter - Google Patents

Dispersionsgesteuerter optischer Wellenleiter

Info

Publication number
DE69621974D1
DE69621974D1 DE69621974T DE69621974T DE69621974D1 DE 69621974 D1 DE69621974 D1 DE 69621974D1 DE 69621974 T DE69621974 T DE 69621974T DE 69621974 T DE69621974 T DE 69621974T DE 69621974 D1 DE69621974 D1 DE 69621974D1
Authority
DE
Germany
Prior art keywords
optical waveguide
controlled optical
dispersion controlled
dispersion
waveguide
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
DE69621974T
Other languages
English (en)
Other versions
DE69621974T2 (de
Inventor
George E Berkey
Venkata A Bhagavatula
Peter C Jones
Donald B Keck
Yanming Liu
Robert A Modavis
Alan J Morrow
Mark A Newhouse
Daniel A Nolan
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.)
Corning Inc
Original Assignee
Corning Inc
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
Priority claimed from US08/584,868 external-priority patent/US5894537A/en
Application filed by Corning Inc filed Critical Corning Inc
Application granted granted Critical
Publication of DE69621974D1 publication Critical patent/DE69621974D1/de
Publication of DE69621974T2 publication Critical patent/DE69621974T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
    • 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
    • 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
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01228—Removal of preform material
    • 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
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/0124—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down
    • 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
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01254—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing by expanding radially, e.g. by forcing a mandrel through or axial pressing a tube or rod
    • 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
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01257—Heating devices therefor
    • 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
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01413—Reactant delivery systems
    • 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
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
    • 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
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/0148—Means for heating preforms during or immediately prior to deposition
    • 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
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
    • C03B37/01493—Deposition substrates, e.g. targets, mandrels, start rods or tubes
    • 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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/62—Surface treatment of fibres or filaments made from glass, minerals or slags by application of electric or wave energy; by particle radiation or ion implantation
    • C03C25/6206—Electromagnetic waves
    • C03C25/6226—Ultraviolet
    • 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
    • G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
    • G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
    • G02B6/02247—Dispersion varying along the longitudinal direction, e.g. dispersion managed fibre
    • 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
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • 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
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • C03B2203/20—Axial perturbations, e.g. in refractive index or composition helical
    • 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
    • C03B2203/24—Single mode [SM or monomode]
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2218/00—Methods for coating glass
    • C03C2218/30—Aspects of methods for coating glass not covered above
    • C03C2218/31—Pre-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DE69621974T 1995-04-13 1996-04-09 Dispersionsgesteuerter optischer Wellenleiter Expired - Fee Related DE69621974T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42365695A 1995-04-13 1995-04-13
US08/584,868 US5894537A (en) 1996-01-11 1996-01-11 Dispersion managed optical waveguide

Publications (2)

Publication Number Publication Date
DE69621974D1 true DE69621974D1 (de) 2002-08-01
DE69621974T2 DE69621974T2 (de) 2003-01-16

Family

ID=27026090

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69621974T Expired - Fee Related DE69621974T2 (de) 1995-04-13 1996-04-09 Dispersionsgesteuerter optischer Wellenleiter

Country Status (12)

Country Link
US (1) US6044191A (de)
EP (3) EP0949520A1 (de)
JP (1) JP3503721B2 (de)
CN (1) CN1165305A (de)
AU (1) AU693329B2 (de)
BR (1) BR9601344A (de)
CA (1) CA2174055A1 (de)
DE (1) DE69621974T2 (de)
DK (1) DK0737873T3 (de)
RU (1) RU2178901C2 (de)
TW (1) TW294788B (de)
UA (1) UA41955C2 (de)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5894537A (en) 1996-01-11 1999-04-13 Corning Incorporated Dispersion managed optical waveguide
US5613028A (en) * 1995-08-10 1997-03-18 Corning Incorporated Control of dispersion in an optical waveguide
US6173588B1 (en) 1996-01-11 2001-01-16 Corning Incorporated Method of making dispersion managed optical fibers
TW342457B (en) * 1996-04-29 1998-10-11 Corning Inc Method of making optical fibers
US5887105A (en) * 1997-04-28 1999-03-23 Corning Incorporated Dispersion managed optical fiber
US6011615A (en) * 1997-06-09 2000-01-04 Lucent Technologies Inc. Fiber optic cable having a specified path average dispersion
DE69923292T2 (de) * 1998-02-19 2006-03-23 Massachusetts Institute Of Technology, Cambridge Omnidirektionaler reflektor aus photonischem kristall
US6421490B1 (en) 1998-02-23 2002-07-16 Corning Incorporated Low slope dispersion managed waveguide
CN1120379C (zh) * 1998-02-23 2003-09-03 康宁股份有限公司 低斜率色散控制波导
AU747735B2 (en) * 1998-05-01 2002-05-23 Corning Incorporated Dispersion managed optical waveguide and system with distributed amplification
FR2784198B1 (fr) * 1998-10-05 2002-08-30 Cit Alcatel Fibre optique utilisable pour systeme de transmissions a multiplexage en longueur d'onde
EP1121614B1 (de) 1998-10-14 2005-08-17 Massachusetts Institute Of Technology Vorrichtung mit in jeder richtung reflektierender mehrfachschicht zur eingrenzung elektromagnetischer strahlung
US6442320B1 (en) * 1999-04-16 2002-08-27 Lasercomm Inc. Limited mode dispersion compensating optical fiber
TW451088B (en) 1999-04-16 2001-08-21 Sumitomo Electric Industries Optical fiber and optical transmission line including the same
EP1107028A4 (de) * 1999-05-17 2007-08-22 Furukawa Electric Co Ltd Optische faser und optische übertragungsleitung mit optische faser
KR100336801B1 (ko) * 1999-08-13 2002-05-16 권문구 전송용량증대를 위한 광케이블 및 그를 사용한 파장분할다중화방식 광전송 시스템
WO2001018572A1 (en) * 1999-09-06 2001-03-15 Sumitomo Electric Industries, Ltd. Optical fiber line, optical transmission line, production method of optical cables and method of laying optical transmission lines
EP1243948A4 (de) * 1999-09-17 2005-09-21 Sumitomo Electric Industries Optische übertragungsleitung
JP2001091761A (ja) * 1999-09-27 2001-04-06 Sumitomo Electric Ind Ltd 光ファイバ伝送路
CA2385935A1 (en) * 1999-09-27 2001-04-05 Sumitomo Electric Industries, Ltd. Distribution management optical fiber, its manufacturing method, optical communication system employing the optical fiber and optical fiber base material
US6473550B1 (en) 1999-09-27 2002-10-29 Sumitomo Electric Industries, Ltd. Optical fiber transmission-line
JP3937665B2 (ja) 1999-11-01 2007-06-27 住友電気工業株式会社 光ファイバ製造方法
JP2001159722A (ja) 1999-12-02 2001-06-12 Sumitomo Electric Ind Ltd 多心光ファイバおよび多心光ファイバ製造方法
US6389207B1 (en) * 1999-12-13 2002-05-14 Corning Incorporated Dispersion managed fiber
JP2001163632A (ja) * 1999-12-13 2001-06-19 Sumitomo Electric Ind Ltd 光ファイバ製造方法および光ファイバ製造装置
US7262778B1 (en) * 2000-02-11 2007-08-28 Sony Corporation Automatic color adjustment of a template design
AU2001234153B9 (en) * 2000-02-28 2004-12-02 Sumitomo Electric Industries, Ltd. Optical fiber
US6636677B2 (en) 2000-02-28 2003-10-21 Sumitomo Electric Industries, Ltd. Optical fiber
FR2806401B1 (fr) * 2000-03-16 2003-01-17 Cit Alcatel Procede de fabrication d'une fibre optique a dispersion chromatique variable
US6526209B1 (en) * 2000-04-17 2003-02-25 Sumitomo Electric Industries, Ltd. Optical fiber having improved optics and structure
KR100803929B1 (ko) * 2000-05-01 2008-02-18 스미토모덴키고교가부시키가이샤 광 파이버 및 그 제조 방법
US6766088B2 (en) 2000-05-01 2004-07-20 Sumitomo Electric Industries, Ltd. Optical fiber and method for making the same
US6553790B1 (en) * 2000-05-09 2003-04-29 Fitel Usa Corp. Process for fabricating optical fiber involving tuning of core diameter profile
US6640038B2 (en) 2000-05-31 2003-10-28 Corning Incorporated Dispersion managed fibers having reduced sensitivity to manufacturing variabilities
EP1182173A1 (de) * 2000-08-08 2002-02-27 Lucent Technologies Inc. Vorform für optische Fasern und Verfahren zur Herstellung der Vorform und optischen Fasern
KR100349320B1 (ko) * 2000-08-25 2002-08-21 엘지전선 주식회사 좁은 간격의 광채널을 이용한 파장분할 다중화 방식의광전송장치용 광섬유
FR2815418B1 (fr) * 2000-10-16 2003-05-16 Cit Alcatel Fibre pour la compensation de dispersion chromatique d'une fibre nz-dsf a dispersion chromatique positive
US6539154B1 (en) * 2000-10-18 2003-03-25 Corning Incorporated Non-constant dispersion managed fiber
JP2002148464A (ja) * 2000-11-07 2002-05-22 Furukawa Electric Co Ltd:The 光ファイバ
WO2002059656A2 (en) 2001-01-25 2002-08-01 Omniguide Communications Low-loss photonic crystal waveguide having large core radius
US6895154B2 (en) * 2001-01-25 2005-05-17 Omniguide Communications Photonic crystal optical waveguides having tailored dispersion profiles
WO2002061467A2 (en) 2001-01-31 2002-08-08 Omniguide Communications Electromagnetic mode conversion in photonic crystal multimode waveguides
GB2394712B (en) 2001-03-09 2005-10-26 Crystal Fibre As Fabrication of microstructured fibres
JP3886771B2 (ja) * 2001-10-29 2007-02-28 株式会社フジクラ Ｗｄｍ用シングルモード光ファイバ及び複合光線路
KR100417000B1 (ko) * 2001-12-03 2004-02-05 삼성전자주식회사 저 편광 모드 분산을 위한 장치
US6724963B2 (en) * 2001-12-17 2004-04-20 Ceramoptec Industries, Inc. Method and apparatus for manufacturing partially diffusing optical fibers
KR100472055B1 (ko) * 2002-10-10 2005-03-10 한국전자통신연구원 전송용 광섬유
US20040163420A1 (en) * 2003-01-06 2004-08-26 Dowd Edward Michael Method of fusing and stretching a large diameter optical waveguide
CN101344611B (zh) * 2004-08-02 2011-07-06 日本电信电话株式会社 平面光回路、波动传播回路的设计方法
ES2391657T3 (es) 2006-02-07 2012-11-28 Shire Human Genetic Therapies, Inc. Composiciones estabilizadas de proteínas que tienen un resto tiol libre
US8591777B2 (en) 2008-12-15 2013-11-26 Ofs Fitel, Llc Method of controlling longitudinal properties of optical fiber
US8620125B2 (en) 2011-04-29 2013-12-31 Corning Incorporated Light diffusing fibers and methods for making the same
NL2007831C2 (en) * 2011-11-21 2013-05-23 Draka Comteq Bv Apparatus and method for carrying out a pcvd deposition process.
JP6342813B2 (ja) 2011-12-19 2018-06-13 コーニング インコーポレイテッド 高効率一様ｕｖ光拡散性ファイバ
JP6230160B2 (ja) 2012-03-02 2017-11-15 シャイア ヒューマン ジェネティック セラピーズ インコーポレイテッド Ｉｉｉ型ゴーシェ病を治療するための組成物および方法
WO2013179492A1 (ja) * 2012-06-01 2013-12-05 パイオニア株式会社 光増幅器
US9484706B1 (en) 2012-06-12 2016-11-01 Nlight, Inc. Tapered core fiber manufacturing methods
US9212082B2 (en) 2012-12-26 2015-12-15 Heraeus Quarzglas Gmbh & Co. Kg System and method for fabricating optical fiber preform and optical fiber
RU2598093C1 (ru) * 2015-06-26 2016-09-20 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Способ повышения радиационной стойкости и стабилизации светопропускания германо-силикатных стекловолокон
CN105116485B (zh) * 2015-10-08 2019-06-14 杭州中科极光科技有限公司 光导、激光光源和激光显示系统
EP3377605B1 (de) 2015-11-20 2022-03-09 Corning Incorporated Beleuchteter behälter zum züchten von biologischen einheiten
RU2664977C1 (ru) * 2017-08-11 2018-08-24 Общество с ограниченной ответственностью "Лаборатория электронных и оптических систем" Волоконно-оптическое устройство для измерения веса транспортных средств в движении
EP3744695A1 (de) * 2019-05-31 2020-12-02 Ortronics, Inc. Herstellungsverfahren faseroptischer elemente mittels eines zyklisch variierenden kerns
RU2724076C1 (ru) * 2019-06-11 2020-06-19 Акционерное общество "Концерн "Центральный научно-исследовательский институт "Электроприбор" Способ изготовления заготовок кварцевых световодов
CN113050242B (zh) * 2019-12-28 2022-07-12 华为技术有限公司 传输线缆
CN115128731B (zh) * 2022-07-13 2024-02-27 天津大学 光波导结构、色散控制方法、制备方法及集成光源装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1448080A (en) * 1975-04-10 1976-09-02 Standard Telephones Cables Ltd Optical fibre transducer
JP2636876B2 (ja) * 1988-04-08 1997-07-30 日本電信電話株式会社 光ファイバの分散補償装置
US5152818A (en) * 1990-11-09 1992-10-06 Corning Incorporated Method of making polarization retaining fiber
JP2584151B2 (ja) * 1991-06-11 1997-02-19 株式会社フジクラ 光ファイバ
US5361319A (en) * 1992-02-04 1994-11-01 Corning Incorporated Dispersion compensating devices and systems
US5298047A (en) * 1992-08-03 1994-03-29 At&T Bell Laboratories Method of making a fiber having low polarization mode dispersion due to a permanent spin
JP2760233B2 (ja) * 1992-09-29 1998-05-28 住友電気工業株式会社 光通信装置
US5448674A (en) * 1992-11-18 1995-09-05 At&T Corp. Article comprising a dispersion-compensating optical waveguide
US5327516A (en) * 1993-05-28 1994-07-05 At&T Bell Laboratories Optical fiber for wavelength division multiplexing
US5559920A (en) * 1995-03-01 1996-09-24 Lucent Technologies Inc. Dispersion compensation in optical fiber communications
CA2170815C (en) * 1995-03-10 2002-05-28 Youichi Akasaka Dispersion compensating optical fiber
US5613028A (en) * 1995-08-10 1997-03-18 Corning Incorporated Control of dispersion in an optical waveguide
CA2195614C (en) * 1996-02-16 2005-06-28 George F. Wildeman Symmetric, dispersion-manager fiber optic cable and system
US5878182A (en) * 1997-06-05 1999-03-02 Lucent Technologies Inc. Optical fiber having a low-dispersion slope in the erbium amplifier region

Also Published As

Publication number Publication date
JP3503721B2 (ja) 2004-03-08
DE69621974T2 (de) 2003-01-16
JPH08320419A (ja) 1996-12-03
AU5046196A (en) 1996-10-24
EP0949520A1 (de) 1999-10-13
AU693329B2 (en) 1998-06-25
EP0737873A3 (de) 1997-01-29
TW294788B (de) 1997-01-01
CN1165305A (zh) 1997-11-19
CA2174055A1 (en) 1996-10-14
DK0737873T3 (da) 2002-10-21
UA41955C2 (uk) 2001-10-15
US6044191A (en) 2000-03-28
BR9601344A (pt) 1998-01-13
EP0737873A2 (de) 1996-10-16
EP0737873B1 (de) 2002-06-26
RU2178901C2 (ru) 2002-01-27
EP0949519A1 (de) 1999-10-13

Similar Documents

Publication Publication Date Title
DE69621974D1 (de) Dispersionsgesteuerter optischer Wellenleiter
DE69626359D1 (de) Verbesserter dispersionsverschobener optischer Wellenleiter
DE69530969D1 (de) Optischer Wellenleiter mit kontrollierter Dispersion
DE69628119D1 (de) Optischer Wellenleiter mit positiver Dispersion
DE69613219D1 (de) Fiberoptische spleissmuffe
DE69632245D1 (de) Faseroptisches übertragungssystem
DE69627165D1 (de) Optisches uebertragungssystem
GB9509874D0 (en) Optical waveguide grating
DE69531178D1 (de) Optischer Wellenleiterverstärker
EP0821801A4 (de) Faseroptisches spleissgehäuse
DE69411789D1 (de) Optischer Wellenleiter
GB2301678B (en) Optical waveguide device
ATE183313T1 (de) Faseroptisches verbindungselement
DE69633048D1 (de) Optischer Verbinder
DE69624164D1 (de) Lichtwellenleiterrohr
BR9500990A (pt) Guia de onda ótico
DE69616250D1 (de) Optischer Steckverbinder
DE69634866D1 (de) Fiberoptisches Dämpfungsglied
DE69840938D1 (de) Wellenlängedispersion optisches System
DE69823835D1 (de) Faseroptisches übertragungssystem
GB9521158D0 (en) Optical waveguide devices
DE59602496D1 (de) Optischer steckverbinder
DE69400399D1 (de) Optischer Wellenleiterverstärker
DE69634654D1 (de) Optischer Verbinder
DE69635665D1 (de) Optisches übertragungssystem

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee