BR112012012441A2 - fibra óptica de baixa perda - Google Patents

fibra óptica de baixa perda

Info

Publication number
BR112012012441A2
BR112012012441A2 BR112012012441A BR112012012441A BR112012012441A2 BR 112012012441 A2 BR112012012441 A2 BR 112012012441A2 BR 112012012441 A BR112012012441 A BR 112012012441A BR 112012012441 A BR112012012441 A BR 112012012441A BR 112012012441 A2 BR112012012441 A2 BR 112012012441A2
Authority
BR
Brazil
Prior art keywords
less
low loss
attenuation
fiber optic
loss fiber
Prior art date
Application number
BR112012012441A
Other languages
English (en)
Portuguese (pt)
Inventor
K Mishra Snigdharaj
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
Application filed by Corning Inc filed Critical Corning Inc
Publication of BR112012012441A2 publication Critical patent/BR112012012441A2/pt

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
    • C03B37/02—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
    • C03B37/02718—Thermal treatment of the fibre during the drawing process, e.g. cooling
    • 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
    • C03B37/02718—Thermal treatment of the fibre during the drawing process, e.g. cooling
    • C03B37/02727—Annealing or re-heating
    • 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
    • C03B37/03—Drawing means, e.g. drawing drums ; Traction or tensioning devices
    • C03B37/032—Drawing means, e.g. drawing drums ; Traction or tensioning devices for glass 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
    • G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
    • G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
    • G02B6/02014—Effective area greater than 60 square microns in the C band, i.e. 1530-1565 nm
    • 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
    • C03B2203/26—Parabolic or graded index [GRIN] core profile
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/56—Annealing or re-heating the drawn fibre prior to coating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
BR112012012441A 2009-11-25 2010-11-01 fibra óptica de baixa perda BR112012012441A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/626,305 US7876990B1 (en) 2009-11-25 2009-11-25 Low loss optical fiber
PCT/US2010/054954 WO2011066061A2 (en) 2009-11-25 2010-11-01 Low loss optical fiber

Publications (1)

Publication Number Publication Date
BR112012012441A2 true BR112012012441A2 (pt) 2017-10-10

Family

ID=43479823

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012012441A BR112012012441A2 (pt) 2009-11-25 2010-11-01 fibra óptica de baixa perda

Country Status (8)

Country Link
US (1) US7876990B1 (https=)
EP (1) EP2504726A2 (https=)
JP (1) JP2013512463A (https=)
KR (1) KR20120102718A (https=)
CN (1) CN102667554B (https=)
BR (1) BR112012012441A2 (https=)
RU (1) RU2544874C2 (https=)
WO (1) WO2011066061A2 (https=)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8538219B2 (en) 2010-10-29 2013-09-17 Corning Incorporated Large effective area optical fiber with low bend loss
KR102038955B1 (ko) 2011-08-19 2019-10-31 코닝 인코포레이티드 굽힘 손실이 낮은 광 섬유
JP6048105B2 (ja) * 2012-12-12 2016-12-21 住友電気工業株式会社 光ファイバ製造方法および光ファイバ
US9188736B2 (en) 2013-04-08 2015-11-17 Corning Incorporated Low bend loss optical fiber
CN103472529B (zh) * 2013-09-10 2015-06-10 烽火通信科技股份有限公司 低损耗光纤及其制造方法
CN103472525B (zh) * 2013-09-10 2015-05-13 烽火通信科技股份有限公司 低损耗大有效面积单模光纤及其制造方法
JP6298893B2 (ja) 2013-12-20 2018-03-20 ドラカ・コムテツク・ベー・ベー 損失低下を示す、台形コアを有するシングルモードファイバ
CN104749703A (zh) * 2013-12-26 2015-07-01 中南大学 一种抑制光纤偏振轴在拉锥过程中扭转的微加热装置
CN103869410B (zh) * 2014-01-26 2015-12-30 烽火通信科技股份有限公司 一种具有兼容性的小弯曲半径单模光纤
WO2016017743A1 (ja) 2014-08-01 2016-02-04 株式会社フジクラ 光ファイバ及びその製造方法
EP3185056A4 (en) 2014-09-26 2018-05-16 Fujikura, Ltd. Optical fiber
WO2016047675A1 (ja) * 2014-09-26 2016-03-31 株式会社フジクラ 光ファイバおよびその製造方法
JP6321589B2 (ja) 2015-07-17 2018-05-09 株式会社フジクラ 光ファイバ
JP7069566B2 (ja) * 2017-05-11 2022-05-18 住友電気工業株式会社 光ファイバ
US10962708B2 (en) 2017-12-21 2021-03-30 Draka Comteq France Bending-loss insensitive single mode fibre, with a shallow trench, and corresponding optical system
KR102696105B1 (ko) * 2019-03-11 2024-08-16 엘에스전선 주식회사 광섬유 모재의 탈수 소결 장치 및 탈수 소결 방법
EP4576157A1 (en) * 2023-12-20 2025-06-25 ASML Netherlands B.V. High-voltage discharge detection in a charged particle system

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU772900B2 (en) * 1999-04-13 2004-05-13 Sumitomo Electric Industries, Ltd. Optical fiber and optical communication system comprising the same
WO2001004675A1 (fr) * 1999-07-12 2001-01-18 Fujikura Ltd. Fibre optique a dispersion decalee
US6798962B2 (en) * 2002-02-26 2004-09-28 Corning Incorporated Broadband access optimized fiber and method of making
US20030200772A1 (en) * 2002-04-30 2003-10-30 Foster John D. Methods and apparatus for forming optical fiber
WO2004019089A2 (en) 2002-05-31 2004-03-04 Corning Incorporated Low macrobending loss optical fiber
CN1318337C (zh) * 2002-07-10 2007-05-30 住友电气工业株式会社 光纤的制造方法
JP4400026B2 (ja) * 2002-07-10 2010-01-20 住友電気工業株式会社 光ファイバの製造方法
CN100545113C (zh) * 2003-08-29 2009-09-30 康宁股份有限公司 含碱金属氧化物的光纤及制造该光纤的方法和设备
US7489859B2 (en) * 2003-10-09 2009-02-10 Hewlett-Packard Development Company, L.P. Fuel storage devices and apparatus including the same
US7024083B2 (en) * 2004-02-20 2006-04-04 Corning Incorporated Non-zero dispersion shifted optical fiber
WO2005106544A1 (en) * 2004-04-28 2005-11-10 Ls Cable Ltd. Optical fiber with improved bending behavior
US7187833B2 (en) * 2004-04-29 2007-03-06 Corning Incorporated Low attenuation large effective area optical fiber
US7088900B1 (en) * 2005-04-14 2006-08-08 Corning Incorporated Alkali and fluorine doped optical fiber
US7171090B2 (en) * 2005-06-30 2007-01-30 Corning Incorporated Low attenuation optical fiber
US7406237B2 (en) * 2006-02-21 2008-07-29 Corning Incorporated Multiband optical fiber
US7620282B2 (en) * 2006-08-31 2009-11-17 Corning Incorporated Low bend loss single mode optical fiber
US7502539B2 (en) * 2006-09-29 2009-03-10 Corning Incorporated Rare earth doped optical fiber
US7526169B2 (en) * 2006-11-29 2009-04-28 Corning Incorporated Low bend loss quasi-single-mode optical fiber and optical fiber line
US7689085B1 (en) * 2009-01-30 2010-03-30 Corning Incorporated Large effective area fiber with GE-free core
US8315495B2 (en) * 2009-01-30 2012-11-20 Corning Incorporated Large effective area fiber with Ge-free core

Also Published As

Publication number Publication date
WO2011066061A2 (en) 2011-06-03
JP2013512463A (ja) 2013-04-11
EP2504726A2 (en) 2012-10-03
KR20120102718A (ko) 2012-09-18
RU2544874C2 (ru) 2015-03-20
US7876990B1 (en) 2011-01-25
RU2012126122A (ru) 2013-12-27
CN102667554A (zh) 2012-09-12
WO2011066061A3 (en) 2011-09-01
CN102667554B (zh) 2014-04-30

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B11E Dismissal acc. art. 34 of ipl - requirements for examination incomplete
B11T Dismissal: dismissal of application maintained