CN1421714A - 一种单模光纤及其制造方法 - Google Patents
一种单模光纤及其制造方法 Download PDFInfo
- Publication number
- CN1421714A CN1421714A CN02154350A CN02154350A CN1421714A CN 1421714 A CN1421714 A CN 1421714A CN 02154350 A CN02154350 A CN 02154350A CN 02154350 A CN02154350 A CN 02154350A CN 1421714 A CN1421714 A CN 1421714A
- Authority
- CN
- China
- Prior art keywords
- multiple layer
- core
- loss
- wavelength coverage
- mode fiber
- 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.)
- Granted
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
- C03B37/014—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
- C03B37/02—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
- C03B2201/00—Type of glass produced
- C03B2201/02—Pure silica glass, e.g. pure fused quartz
- C03B2201/03—Impurity concentration specified
- C03B2201/04—Hydroxyl ion (OH)
-
- 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
- C03B2201/07—Impurity concentration specified
- C03B2201/075—Hydroxyl ion (OH)
-
- 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
-
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Glass Compositions (AREA)
Abstract
Description
D/d | 第二复层的OH浓度(ppm) | 1380nm波长范围的损耗(dB/km) | 暂时结果 | 退火装置 | 氢气实验后1380nm波长范围的损耗(dB/km) | 最终结果 | |
示例1 | 4.3 | <0.1 | 0.285 | 满足要求 | 提供 | 0.320 | 满足要求 |
示例2 | 4.9 | 40 | 0.308 | 满足要求 | 提供 | 0.341 | 满足要求 |
比较示例1 | 4.1 | <0.1 | 0.292 | 满足要求 | 未提供 | 0.359 | 未满足要求 |
比较示例2 | 3.8 | <0.1 | 0.320 | 未满足要求 | 未提供 | 0.371 | 未满足要求 |
比较示例3 | 4.8 | 35 | 0.317 | 未满足要求 | 未提供 | 0.365 | 未满足要求 |
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP365172/2001 | 2001-11-29 | ||
JP2001365172A JP3753975B2 (ja) | 2001-11-29 | 2001-11-29 | シングルモード光ファイバの製造方法及びシングルモード光ファイバ |
JP365172/01 | 2001-11-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1421714A true CN1421714A (zh) | 2003-06-04 |
CN100374886C CN100374886C (zh) | 2008-03-12 |
Family
ID=19175233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB02154350XA Expired - Lifetime CN100374886C (zh) | 2001-11-29 | 2002-11-27 | 一种单模光纤及其制造方法 |
Country Status (4)
Country | Link |
---|---|
US (2) | US20030110811A1 (zh) |
JP (1) | JP3753975B2 (zh) |
CN (1) | CN100374886C (zh) |
RU (1) | RU2239210C2 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104108871A (zh) * | 2013-04-22 | 2014-10-22 | 住友电气工业株式会社 | 光纤预制件的制造方法、光纤预制件和光纤 |
CN114829998A (zh) * | 2019-12-04 | 2022-07-29 | 爱尔康公司 | 气泡形成有所减少的多芯光纤 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0201492D0 (en) * | 2002-01-23 | 2002-03-13 | Blazephotonics Ltd | A method and apparatus relating to optical fibres |
JP4463605B2 (ja) * | 2003-05-09 | 2010-05-19 | 株式会社フジクラ | 光ファイバ母材およびその製造方法 |
JP2005060148A (ja) * | 2003-08-08 | 2005-03-10 | Sumitomo Electric Ind Ltd | 光ファイバ用母材の製造方法及び光ファイバ用母材並びに光ファイバの製造方法及び光ファイバ |
RU2335465C2 (ru) | 2003-11-18 | 2008-10-10 | Фудзикура Лтд. | Способ вытяжки оптического волокна без оболочки, способ изготовления оптического волокна и оптическое волокно |
JP2005162512A (ja) * | 2003-12-01 | 2005-06-23 | Shin Etsu Chem Co Ltd | ガラス母材の製造方法 |
US7849714B2 (en) | 2003-12-08 | 2010-12-14 | Fujikura Ltd. | Dehydration-sintering furnace |
US6947650B1 (en) | 2004-05-06 | 2005-09-20 | Luna Energy Llc | Long wavelength, pure silica core single mode fiber and method of forming the same |
US7404302B2 (en) * | 2004-05-27 | 2008-07-29 | Corning Incorporated | Method of depositing glass soot |
GB2423517A (en) * | 2005-02-28 | 2006-08-30 | Weatherford Lamb | Apparatus for drawing and annealing an optical fibre |
JP2007134626A (ja) * | 2005-11-14 | 2007-05-31 | Fujikura Ltd | ダブルクラッドファイバ、光ファイバ増幅器及びファイバレーザ |
US7836728B2 (en) | 2007-05-09 | 2010-11-23 | Ofs Fitel, Llc | Increasing the cladding-to-core ratio (D/d) of low D/d ratio core rods in optical fiber performs |
EP2226301A1 (en) * | 2009-02-22 | 2010-09-08 | Silitec Fibers SA | Method for producing and processing a preform, preform and optical fiber |
JP5942630B2 (ja) * | 2012-06-20 | 2016-06-29 | 住友電気工業株式会社 | 光ファイバ製造方法 |
JP6158731B2 (ja) * | 2013-04-08 | 2017-07-05 | 信越化学工業株式会社 | 光ファイバ用ガラス母材の製造方法および光ファイバ用ガラス母材 |
RU2578693C1 (ru) * | 2014-12-29 | 2016-03-27 | Акционерное общество "Научно-исследовательский и технологический институт оптического материаловедения Всероссийского научного центра "Государственный оптический институт им. С.И. Вавилова" (АО "НИТИОМ ВНЦ "ГОИ им. С.И. Вавилова") | Способ изготовления волоконно-оптического элемента (воэ), передающего изображение, и воэ, полученный на основе этого способа |
JP6243887B2 (ja) * | 2015-10-29 | 2017-12-06 | 株式会社フジクラ | 光ファイバの製造方法 |
RU2764065C1 (ru) * | 2021-05-27 | 2022-01-13 | Акционерное общество "Концерн "Центральный научно-исследовательский институт "Электроприбор" | Способ изготовления одномодовых световодов с германосиликатной сердцевиной |
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US4345928A (en) * | 1979-10-09 | 1982-08-24 | Nippon Telegraph & Telephone Public Corporation | Fabrication method of single-mode optical fiber preforms |
JPS6038343B2 (ja) * | 1981-03-06 | 1985-08-31 | 信越化学工業株式会社 | 石英ガラスの製造方法 |
US4396409A (en) * | 1981-12-11 | 1983-08-02 | Corning Glass Works | Method of improving fatigue resistance of optical fibers |
US4599098A (en) * | 1984-02-13 | 1986-07-08 | Lightwave Technologies, Inc. | Optical fiber and method of producing same |
US4691990A (en) * | 1984-11-13 | 1987-09-08 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber with depressed index outer cladding |
JPS6236035A (ja) * | 1985-04-18 | 1987-02-17 | Sumitomo Electric Ind Ltd | 光フアイバ母材の製造方法 |
US5028246A (en) * | 1986-02-03 | 1991-07-02 | Ensign-Bickford Optical Technologies, Inc. | Methods of making optical waveguides |
EP0257587B1 (en) * | 1986-08-29 | 1990-10-31 | AT&T Corp. | Methods of soot overcladding an optical preform |
US4761168A (en) * | 1986-09-22 | 1988-08-02 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber manufacturing technique |
KR950014101B1 (ko) * | 1987-02-16 | 1995-11-21 | 스미토모덴기고교 가부시키가이샤 | 광섬유용 유리모재의 가열로와 그 유리모재의 제조방법 |
DE3812140A1 (de) * | 1988-04-12 | 1989-11-02 | Schott Glaswerke | Monomode-lichtleitfaser |
EP0443781A1 (en) * | 1990-02-23 | 1991-08-28 | AT&T Corp. | Method for doping optical fibers |
JP3175247B2 (ja) * | 1991-12-16 | 2001-06-11 | 住友電気工業株式会社 | 光ファイバ用多孔質母材の加熱透明化方法 |
GB9210327D0 (en) * | 1992-05-14 | 1992-07-01 | Tsl Group Plc | Heat treatment facility for synthetic vitreous silica bodies |
US5356449A (en) * | 1993-05-24 | 1994-10-18 | At&T Bell Laboratories | Vad process improvements |
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CA2133849C (en) * | 1993-11-12 | 1999-08-17 | Turan Erdogan | Method for making stable optical devices employing radiation-induced index changes |
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KR0150154B1 (ko) * | 1995-09-29 | 1998-10-15 | 김광호 | 전송 손실을 최소화 할 수 있는 광섬유의 인출 방법 및 장치 |
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JP4565221B2 (ja) * | 1998-10-09 | 2010-10-20 | 信越石英株式会社 | 光ファイバ用母材 |
CN1235820C (zh) * | 1999-04-26 | 2006-01-11 | 康宁股份有限公司 | 低水峰光导纤维及其制造方法 |
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JP2002187733A (ja) * | 2000-12-14 | 2002-07-05 | Furukawa Electric Co Ltd:The | 光ファイバ母材の製造方法および光ファイバの製造方法 |
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US20020168139A1 (en) * | 2001-03-30 | 2002-11-14 | Clarkson William Andrew | Optical fiber terminations, optical couplers and optical coupling methods |
JP2003171137A (ja) * | 2001-11-30 | 2003-06-17 | Fujikura Ltd | 光ファイバ母材の製造方法 |
-
2001
- 2001-11-29 JP JP2001365172A patent/JP3753975B2/ja not_active Expired - Lifetime
-
2002
- 2002-11-26 US US10/304,844 patent/US20030110811A1/en not_active Abandoned
- 2002-11-27 RU RU2002131970A patent/RU2239210C2/ru not_active IP Right Cessation
- 2002-11-27 CN CNB02154350XA patent/CN100374886C/zh not_active Expired - Lifetime
-
2008
- 2008-12-04 US US12/327,993 patent/US20090084141A1/en not_active Abandoned
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104108871A (zh) * | 2013-04-22 | 2014-10-22 | 住友电气工业株式会社 | 光纤预制件的制造方法、光纤预制件和光纤 |
CN104108871B (zh) * | 2013-04-22 | 2018-02-09 | 住友电气工业株式会社 | 光纤预制件的制造方法、光纤预制件和光纤 |
CN114829998A (zh) * | 2019-12-04 | 2022-07-29 | 爱尔康公司 | 气泡形成有所减少的多芯光纤 |
CN114829998B (zh) * | 2019-12-04 | 2023-12-26 | 爱尔康公司 | 气泡形成有所减少的多芯光纤 |
Also Published As
Publication number | Publication date |
---|---|
CN100374886C (zh) | 2008-03-12 |
US20090084141A1 (en) | 2009-04-02 |
US20030110811A1 (en) | 2003-06-19 |
JP2003167144A (ja) | 2003-06-13 |
JP3753975B2 (ja) | 2006-03-08 |
RU2239210C2 (ru) | 2004-10-27 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: TENGCANG FENGHUO PHOTOELECTRIC MATERIAL TECHNOLOGY Co.,Ltd. Assignor: Fujikura Ltd. Contract fulfillment period: 2009.7.13 to 2019.7.12 Contract record no.: 2009990001304 Denomination of invention: Single mode fiber and manufacturing method thereof Granted publication date: 20080312 License type: General permission Record date: 20091202 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: COMMON LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.7.13 TO 2019.7.12; CHANGE OF CONTRACT Name of requester: FUJIKURA FENGHUO OPTOELECTRONIC MATERIALS AND TECH Effective date: 20091202 |
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CX01 | Expiry of patent term |
Granted publication date: 20080312 |
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CX01 | Expiry of patent term |