DE69912990D1 - Optische faser - Google Patents

Optische faser

Info

Publication number
DE69912990D1
DE69912990D1 DE69912990T DE69912990T DE69912990D1 DE 69912990 D1 DE69912990 D1 DE 69912990D1 DE 69912990 T DE69912990 T DE 69912990T DE 69912990 T DE69912990 T DE 69912990T DE 69912990 D1 DE69912990 D1 DE 69912990D1
Authority
DE
Germany
Prior art keywords
optical fiber
fiber
optical
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
DE69912990T
Other languages
English (en)
Other versions
DE69912990T2 (de
Inventor
Takatoshi Kato
Kazuhiro Okamoto
Mitsuomi Hada
Shinjiro Hagihara
Morio Watanabe
Kohei Kobayashi
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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
Priority claimed from US09/441,550 external-priority patent/US6337942B1/en
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of DE69912990D1 publication Critical patent/DE69912990D1/de
Application granted granted Critical
Publication of DE69912990T2 publication Critical patent/DE69912990T2/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
    • G02B6/02004—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
    • 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
    • G02B6/02266—Positive dispersion fibres at 1550 nm
    • 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
    • G02B6/03605—Highest refractive index not on central axis
    • G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
    • 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
    • G02B6/03627—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 arranged - +
    • 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
    • G02B6/0283—Graded index region external to the central core segment, e.g. sloping layer or triangular or trapezoidal layer
DE69912990T 1998-12-17 1999-12-16 Optische faser Expired - Fee Related DE69912990T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP35935298 1998-12-17
JP35935298 1998-12-17
US09/441,550 US6337942B1 (en) 1998-12-17 1999-11-17 Optical fiber
US441550 1999-11-17
PCT/JP1999/007061 WO2000036443A1 (en) 1998-12-17 1999-12-16 Optical fiber

Publications (2)

Publication Number Publication Date
DE69912990D1 true DE69912990D1 (de) 2003-12-24
DE69912990T2 DE69912990T2 (de) 2004-09-02

Family

ID=26580956

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69912990T Expired - Fee Related DE69912990T2 (de) 1998-12-17 1999-12-16 Optische faser

Country Status (8)

Country Link
US (2) US6731847B1 (de)
EP (1) EP1145057B1 (de)
JP (1) JP4192425B2 (de)
CN (1) CN1133083C (de)
AU (1) AU773983B2 (de)
CA (1) CA2354004A1 (de)
DE (1) DE69912990T2 (de)
WO (1) WO2000036443A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000062106A1 (fr) * 1999-04-13 2000-10-19 Sumitomo Electric Industries, Ltd. Fibre optique et systeme de communication optique comprenant celle-ci
US6611647B2 (en) 2000-12-12 2003-08-26 Corning Incorporated Large effective area optical fiber
US6856744B2 (en) * 2002-02-13 2005-02-15 The Furukawa Electric Co., Ltd. Optical fiber and optical transmission line and optical communication system including such optical fiber
KR100575934B1 (ko) * 2003-01-22 2006-05-02 삼성전자주식회사 광섬유
US7187833B2 (en) * 2004-04-29 2007-03-06 Corning Incorporated Low attenuation large effective area optical fiber
US7130515B2 (en) * 2004-08-31 2006-10-31 3M Innovative Properties Company Triple-band bend tolerant optical waveguide
US7336877B2 (en) 2004-08-31 2008-02-26 Corning Incorporated Broadband optical fiber
US7130516B2 (en) * 2004-08-31 2006-10-31 3M Innovative Properties Company Triple-band bend tolerant optical waveguide
JP2006154707A (ja) * 2004-10-29 2006-06-15 Shin Etsu Chem Co Ltd 光ファイバ
DK1930753T3 (en) * 2006-12-04 2015-03-30 Draka Comteq Bv Optical fiber having a high Brillouin threshold strength and low bending
US8620126B2 (en) * 2007-03-15 2013-12-31 Nlight Oy Optical fiber structure and a method of producing thereof
WO2009107260A1 (ja) * 2008-02-29 2009-09-03 古河電気工業株式会社 光ファイバ
FR2941541B1 (fr) * 2009-01-27 2011-02-25 Draka Comteq France Fibre optique monomode
FR2941540B1 (fr) * 2009-01-27 2011-05-06 Draka Comteq France Fibre optique monomode presentant une surface effective elargie
US8542969B2 (en) * 2010-02-26 2013-09-24 Corning Incorporated Low bend loss optical fiber
CN102193140B (zh) * 2010-02-26 2015-03-04 住友电气工业株式会社 光纤及包含光纤的光通信系统
DK2369379T3 (en) * 2010-03-17 2015-06-08 Draka Comteq Bv Single-mode optical fiber having reduced bending losses
US8849082B2 (en) * 2011-11-29 2014-09-30 Corning Incorporated Low bend loss optical fiber
JP6361101B2 (ja) * 2012-09-04 2018-07-25 住友電気工業株式会社 光ファイバ
CN103257393B (zh) * 2012-10-30 2015-03-04 长飞光纤光缆股份有限公司 一种大有效面积光纤
JP6554875B2 (ja) * 2015-04-01 2019-08-07 住友電気工業株式会社 光ファイバケーブル
US9645340B2 (en) * 2015-04-01 2017-05-09 Sumitomo Electric Industries, Ltd. Optical fiber cable
CN107132614A (zh) * 2017-06-27 2017-09-05 浙江富通光纤技术有限公司 大有效面积光纤
JP6560806B1 (ja) * 2018-11-21 2019-08-14 日本電信電話株式会社 マルチコア光ファイバ、マルチコア光ファイバ設計方法、および光伝送方法
JP2021018337A (ja) * 2019-07-22 2021-02-15 住友電気工業株式会社 シングルモード光ファイバおよびシングルモード光ファイバの製造方法
CN112897872A (zh) * 2021-01-28 2021-06-04 通鼎互联信息股份有限公司 一种接入网用大模场弯曲损耗不敏感单模光纤的制造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1030200A (fr) 1950-12-28 1953-06-10 Collier d'attache ou de fixation
EP0462893B1 (de) * 1990-06-19 1995-04-12 Fujikura Ltd. Verfahren zum Spleissen und Haltbarmachen von kohlenstoffbeschichteten optischen Glasfasern
US5835655A (en) 1995-01-26 1998-11-10 Corning Incorporated Large effective area waveguide fiber
US5715346A (en) * 1995-12-15 1998-02-03 Corning Incorporated Large effective area single mode optical waveguide
CA2195614C (en) * 1996-02-16 2005-06-28 George F. Wildeman Symmetric, dispersion-manager fiber optic cable and system
US5999679A (en) 1997-07-14 1999-12-07 Corning Incorporated Dispersion compensating single mode waveguide
CA2225889A1 (en) * 1996-12-27 1998-06-27 Sumitomo Electric Industries, Ltd. Dispersion-shifted fiber
TW355224B (en) * 1997-02-12 1999-04-01 Sumitomo Electric Industries Dispersion-shifted fiber
US5878182A (en) 1997-06-05 1999-03-02 Lucent Technologies Inc. Optical fiber having a low-dispersion slope in the erbium amplifier region
US6396986B1 (en) 1998-04-22 2002-05-28 Corning Incorporated Method of making optical fibers
US6212322B1 (en) 1998-09-11 2001-04-03 Corning Incorporated Positive dispersion low dispersion slope fiber
US6337942B1 (en) * 1998-12-17 2002-01-08 Sumitomo Electric Industries, Ltd. Optical fiber
JP2001174650A (ja) * 1999-12-15 2001-06-29 Sumitomo Electric Ind Ltd 光ファイバおよび光ケーブル
US6400877B1 (en) * 2000-09-01 2002-06-04 Sumitomo Electric Industries, Ltd. Negative-dispersion optical fiber and optical transmission line incorporating the same

Also Published As

Publication number Publication date
AU1687100A (en) 2000-07-03
AU773983B2 (en) 2004-06-10
US6731847B1 (en) 2004-05-04
DE69912990T2 (de) 2004-09-02
EP1145057B1 (de) 2003-11-19
CN1133083C (zh) 2003-12-31
US6614976B2 (en) 2003-09-02
WO2000036443A1 (en) 2000-06-22
EP1145057A1 (de) 2001-10-17
JP4192425B2 (ja) 2008-12-10
US20020106172A1 (en) 2002-08-08
JP2002532745A (ja) 2002-10-02
CN1334928A (zh) 2002-02-06
CA2354004A1 (en) 2000-06-22

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Legal Events

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