JP2011008248A - 最適化されたコア・クラッド境界面と低減クラッド効果を持つ超高帯域マルチモード光ファイバ - Google Patents
最適化されたコア・クラッド境界面と低減クラッド効果を持つ超高帯域マルチモード光ファイバ Download PDFInfo
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- 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
- G02B6/0288—Multimode fibre, e.g. graded index core for compensating modal dispersion
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- 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 - +
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Abstract
【解決手段】 外側光学クラッドで取り巻かれた光学コアを含むマルチモード光ファイバであって、この光学コアが、その中心から周縁まで、半径(r1)を持ち、かつ上記外側光学クラッドに対してアルファインデックス形屈折率分布を呈する中心コアと、上記中心コアの周縁にあって、幅(wt)と、上記外側光学クラッドに対する屈折率差(Δnt)を持つディプレスト・トレンチとを含み、上記中心コアの直径が50±3μmの値を持ち、また、上記ディプレスト・トレンチの幅(wt)が0.5μm〜2μmであり、さらに、上記外側光学クラッドに対する上記ディプレスト・トレンチの屈折率差(Δnt)が−4×10−3〜−1×10−3であるようなマルチモード光ファイバ。
【選択図】 図4
Description
Claims (15)
- 外側光学クラッドで取り巻かれた光学コアを含むマルチモード光ファイバであって、前記光学コアが、その中心から周縁まで、
半径(r1)を持ち、かつ前記外側光学クラッドに対してアルファインデックス形屈折率分布を呈する中心コアと、
前記中心コアの周縁にあって、幅(wt)と、前記外側光学クラッドに対する屈折率差(Δnt)を持つディプレスト・トレンチと、
を含み、
前記中心コアの直径(r1の2倍)が50±3マイクロメートル(μm)の値を持ち、また、前記ディプレスト・トレンチの幅(wt)が0.5マイクロメートル(μm)〜2マイクロメートル(μm)であり、さらに、前記外側光学クラッドに対する前記ディプレスト・トレンチの屈折率差(Δnt)が−4×10−3〜−1×10−3であるような、マルチモード光ファイバ。 - 前記中心コアのアルファインデックス形屈折率分布の末端と前記外側光学クラッドとの屈折率差が−0.5×10−3〜0である請求項1に記載のマルチモード光ファイバ。
- 半径方向オフセットを25μmとする帯域(「半径方向オフセット帯域」−ROB25)で、かつ2000MHz.kmよりも大きい帯域を持っている請求項1または2のいずれかに記載のマルチモード光ファイバ。
- 半径方向オフセットを25μm(ROB25)とする帯域で、かつ4000MHz.kmよりも大きい帯域を持っている請求項1ないし3の1つに記載のマルチモード光ファイバ。
- 前記中心コアのアルファインデックス形屈折率分布が、1.9〜2.1の値を持つアルファ・パラメータ(α)を持っている請求項1ないし4の1つに記載のマルチモード光ファイバ。
- 0.200±0.015に等しい開口数(NA)を持っている請求項1ないし5の1つに記載のマルチモード光ファイバ。
- 前記中心コアが、前記外側光学クラッドに対して、11×10−3〜16×10−3である屈折率差(Δnt)の最大値を持っている請求項1ないし6の1つに記載のマルチモード光ファイバ。
- 前記外側光学クラッドに対する前記ディプレスト・トレンチの屈折率差(Δnt)が、前記ディプレスト・トレンチの幅(wt)全体にわたって一定である請求項1ないし7の1つに記載のマルチモード光ファイバ。
- 1500MHz.kmよりも大きい全モード励振(OFL)帯域を持っている請求項1ないし8の1つに記載のマルチモード光ファイバ。
- 3500MHz.kmよりも大きい全モード励振(OFL)帯域を持っている請求項1ないし9の1つに記載のマルチモード光ファイバ。
- 2000MHz.kmよりも大きい実効伝送帯域(EMB)を持っている請求項1ないし10の1つに記載のマルチモード光ファイバ。
- 4000MHz.kmよりも大きい実効伝送帯域(EMB)を持っている請求項1ないし11の1つに記載のマルチモード光ファイバ。
- 請求項1ないし12のいずれか1つに記載のマルチモード光ファイバの少なくとも1つの部分を含むマルチモード光システム。
- 100メートル(m)の距離まで、10GbE(Gb/s)以上のデータレートを持っている請求項13に記載のマルチモード光システム。
- 300メートル(m)の距離まで、10GbE(Gb/s)以上のデータレートを持っている請求項13に記載のマルチモード光システム。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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FR0902724A FR2946436B1 (fr) | 2009-06-05 | 2009-06-05 | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
FR0902724 | 2009-06-05 | ||
US18546209P | 2009-06-09 | 2009-06-09 | |
US61/185,462 | 2009-06-09 |
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JP2011008248A true JP2011008248A (ja) | 2011-01-13 |
JP2011008248A5 JP2011008248A5 (ja) | 2014-02-06 |
JP5830228B2 JP5830228B2 (ja) | 2015-12-09 |
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JP2010128358A Active JP5830228B2 (ja) | 2009-06-05 | 2010-06-04 | マルチモード光ファイバおよびマルチモード光システム |
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US (1) | US8867880B2 (ja) |
EP (1) | EP2259105B1 (ja) |
JP (1) | JP5830228B2 (ja) |
CN (1) | CN101907738B (ja) |
DK (1) | DK2259105T3 (ja) |
ES (1) | ES2897829T3 (ja) |
FR (1) | FR2946436B1 (ja) |
Cited By (3)
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---|---|---|---|---|
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JP2014509412A (ja) * | 2011-02-24 | 2014-04-17 | オーエフエス ファイテル,エルエルシー | 空間多重化のためのマルチコア・ファイバ設計 |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1024015C2 (nl) | 2003-07-28 | 2005-02-01 | Draka Fibre Technology Bv | Multimode optische vezel voorzien van een brekingsindexprofiel, optisch communicatiesysteem onder toepassing daarvan en werkwijze ter vervaardiging van een dergelijke vezel. |
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FR2952634B1 (fr) * | 2009-11-13 | 2011-12-16 | Draka Comteq France | Fibre en silice dopee en terre rare a faible ouverture numerique |
US9042693B2 (en) | 2010-01-20 | 2015-05-26 | Draka Comteq, B.V. | Water-soluble water-blocking element |
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US8693830B2 (en) | 2010-04-28 | 2014-04-08 | Draka Comteq, B.V. | Data-center cable |
PL2390700T3 (pl) | 2010-05-03 | 2016-12-30 | Wiązkowe kable światłowodowe | |
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US8571369B2 (en) | 2010-09-03 | 2013-10-29 | Draka Comteq B.V. | Optical-fiber module having improved accessibility |
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CN107533194B (zh) * | 2014-11-07 | 2021-02-12 | 普睿司曼股份公司 | 用于经光纤供电应用的多模光纤 |
WO2017098297A1 (en) * | 2015-12-07 | 2017-06-15 | Draka Comteq Bv | Method for selecting wide-band multimode fibers from a single wavelength characterization |
BR112018015019B1 (pt) * | 2016-02-08 | 2022-12-20 | Draka Comteq B.V. | Fibra, link e sistema óptico |
PL3729151T3 (pl) | 2017-12-21 | 2022-07-25 | Draka Comteq France | Niewrażliwy na zginanie światłowód jednomodowy z płytkim rowkiem oraz odpowiedni system optyczny |
CN112511220B (zh) * | 2019-09-16 | 2022-02-22 | 华为技术有限公司 | 一种快速有效的判断多模光纤带宽的测量方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5250246A (en) * | 1975-10-20 | 1977-04-22 | Hitachi Ltd | Light transmitting line |
JPS5258547A (en) * | 1975-11-10 | 1977-05-14 | Hitachi Ltd | Light transmission fiber |
WO2006010798A1 (en) * | 2004-07-26 | 2006-02-02 | Photonium Oy | Multimode optical fiber with low differential mode delay |
JP2006047719A (ja) * | 2004-08-05 | 2006-02-16 | Fujikura Ltd | 低曲げ損失マルチモードファイバ |
Family Cites Families (191)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1921478A (en) * | 1928-09-04 | 1933-08-08 | Standard Ig Co | Production of valuable liquid hydrocarbons |
JPS5250246B2 (ja) | 1974-01-18 | 1977-12-23 | ||
US4111525A (en) * | 1976-10-12 | 1978-09-05 | Bell Telephone Laboratories, Incorporated | Silica based optical fiber waveguide using phosphorus pentoxide and germanium dioxide |
US4222631A (en) * | 1978-03-03 | 1980-09-16 | Corning Glass Works | Multicomponent optical waveguide having index gradient |
US4229070A (en) * | 1978-07-31 | 1980-10-21 | Corning Glass Works | High bandwidth optical waveguide having B2 O3 free core and method of fabrication |
US4230396A (en) | 1978-07-31 | 1980-10-28 | Corning Glass Works | High bandwidth optical waveguides and method of fabrication |
US4406517A (en) * | 1979-01-02 | 1983-09-27 | Corning Glass Works | Optical waveguide having optimal index profile for multicomponent nonlinear glass |
US4339174A (en) | 1980-02-01 | 1982-07-13 | Corning Glass Works | High bandwidth optical waveguide |
US4465335A (en) * | 1982-10-12 | 1984-08-14 | The United States Of America As Represented By The Secretary Of The Army | Concentric core optical fiber coupler |
JPS59232302A (ja) * | 1983-06-15 | 1984-12-27 | Sumitomo Electric Ind Ltd | 光伝送用フアイバ |
FR2553951B1 (fr) * | 1983-10-25 | 1985-12-27 | Thomson Csf | Dispositif de memorisation d'informations dans un systeme de transmission par fibre optique |
DE3447081A1 (de) * | 1984-05-26 | 1985-12-19 | AEG-Telefunken Kabelwerke AG, Rheydt, 4050 Mönchengladbach | Verfahren zum herstellen einer vorform zum ziehen von lichtleitfasern |
DE3447082A1 (de) * | 1984-05-26 | 1985-12-19 | AEG-Telefunken Kabelwerke AG, Rheydt, 4050 Mönchengladbach | Verfahren zum herstellen einer vorform zum ziehen von lichtleitfasern |
US4723828A (en) * | 1984-11-09 | 1988-02-09 | Northern Telecom Limited | Bandwidth enhancement of multimode optical transmisson lines |
US4838643A (en) * | 1988-03-23 | 1989-06-13 | Alcatel Na, Inc. | Single mode bend insensitive fiber for use in fiber optic guidance applications |
GB8810286D0 (en) * | 1988-04-29 | 1988-06-02 | British Telecomm | Connecting optical waveguides |
FR2647778B1 (fr) | 1989-06-05 | 1992-11-20 | Comp Generale Electricite | Procede et dispositif de depot externe par plasma de silice exempte d'ions hydroxyles |
DE4001781C1 (ja) * | 1990-01-23 | 1991-02-21 | Schott Glaswerke, 6500 Mainz, De | |
US5245404A (en) * | 1990-10-18 | 1993-09-14 | Physical Optics Corportion | Raman sensor |
EP0585533B1 (en) * | 1992-08-19 | 1998-08-05 | Sumitomo Electric Industries, Limited | Mode field diameter conversion fiber |
JPH06216440A (ja) | 1993-01-20 | 1994-08-05 | Hitachi Cable Ltd | 希土類元素添加マルチコアファイバ |
FR2713621B1 (fr) | 1993-12-14 | 1996-01-05 | Alcatel Fibres Optiques | Procédé de recharge par plasma d'une préforme pour fibre optique et fibre optique issue de la préforme rechargée selon ce procédé. |
KR0162604B1 (ko) | 1994-10-07 | 1999-04-15 | 김광호 | 광 섬유 모재 제조 방법 |
US5574816A (en) * | 1995-01-24 | 1996-11-12 | Alcatel Na Cable Sytems, Inc. | Polypropylene-polyethylene copolymer buffer tubes for optical fiber cables and method for making the same |
JP3719735B2 (ja) | 1995-04-28 | 2005-11-24 | 康博 小池 | 光ファイバー |
JPH0948629A (ja) | 1995-08-01 | 1997-02-18 | Sumitomo Electric Ind Ltd | 光ファイバおよびその製造方法 |
US5717805A (en) * | 1996-06-12 | 1998-02-10 | Alcatel Na Cable Systems, Inc. | Stress concentrations in an optical fiber ribbon to facilitate separation of ribbon matrix material |
US5841933A (en) | 1996-07-09 | 1998-11-24 | Hoaglin; Christine L. | Optical waveguide fiber containing titania and germania |
US7322122B2 (en) * | 1997-01-15 | 2008-01-29 | Draka Comteq B.V. | Method and apparatus for curing a fiber having at least two fiber coating curing stages |
FR2762836B1 (fr) | 1997-05-02 | 1999-07-23 | Alsthom Cge Alcatel | Procede et appareil de fabrication de preformes de fibre de verre |
FR2760540B1 (fr) * | 1997-03-10 | 1999-04-16 | Alsthom Cge Alcatel | Cable a fibres optiques serrees dans une gaine |
JPH1164665A (ja) | 1997-06-13 | 1999-03-05 | Sumitomo Electric Ind Ltd | 光ファイバ |
US5911023A (en) * | 1997-07-10 | 1999-06-08 | Alcatel Alsthom Compagnie Generale D'electricite | Polyolefin materials suitable for optical fiber cable components |
DE69821257D1 (de) | 1997-10-27 | 2004-02-26 | Corning Inc | Dispersionskompensator für multimodale faserstrecke |
US6002818A (en) | 1997-12-05 | 1999-12-14 | Lucent Technologies Inc | Free-space optical signal switch arrangement |
US6269663B1 (en) | 1998-03-05 | 2001-08-07 | Alcatel | Method of purifying silica and depositing on an optical fiber preform |
US6066397A (en) * | 1998-03-31 | 2000-05-23 | Alcatel | Polypropylene filler rods for optical fiber communications cables |
US6175677B1 (en) * | 1998-04-17 | 2001-01-16 | Alcatel | Optical fiber multi-ribbon and method for making the same |
US6085009A (en) * | 1998-05-12 | 2000-07-04 | Alcatel | Water blocking gels compatible with polyolefin optical fiber cable buffer tubes and cables made therewith |
JP3492524B2 (ja) | 1998-05-29 | 2004-02-03 | 三菱電機株式会社 | 分散補償装置 |
US6470126B1 (en) | 1998-10-23 | 2002-10-22 | The Furukawa Electric Co., Ltd. | Dispersion compensating optical fiber, and wavelength division multiplexing transmission line using a dispersion compensating optical fiber |
DE19852704A1 (de) | 1998-11-16 | 2000-05-18 | Heraeus Quarzglas | Verfahren zur Herstellung einer Vorform für eine optische Faser und für die Durchführung des Verfahrens geeignetes Substratrohr |
US6185346B1 (en) | 1998-12-04 | 2001-02-06 | Charles K. Asawa | Propagation in lowest order modes of multimode graded index fiber, resulting in: very low transmission loss, low modal noise, high data security, and high data rate capabilities |
CA2355124C (en) | 1998-12-18 | 2011-07-19 | Pirelli & C. S.P.A. | Optical fiber for metropolitan and access network systems |
US6215931B1 (en) * | 1999-01-26 | 2001-04-10 | Alcatel | Flexible thermoplastic polyolefin elastomers for buffering transmission elements in a telecommunications cable |
US6134363A (en) * | 1999-02-18 | 2000-10-17 | Alcatel | Method for accessing optical fibers in the midspan region of an optical fiber cable |
JP4316146B2 (ja) | 1999-02-22 | 2009-08-19 | 古河電気工業株式会社 | 光伝送路およびその光伝送路に用いられる負分散光ファイバおよび光伝送路を用いた光伝送システム |
CA2363682A1 (en) | 1999-02-22 | 2000-08-31 | Corning Incorporated | A multimode fiber and method for forming it |
US6434309B1 (en) | 1999-02-22 | 2002-08-13 | Corning Incorporated | Laser optimized multimode fiber and method for use with laser and LED sources and system employing same |
US6438303B1 (en) | 1999-02-22 | 2002-08-20 | Corning Incorporated | Laser optimized multimode fiber and method for use with laser and LED sources and system employing same |
JP4101429B2 (ja) | 1999-03-31 | 2008-06-18 | 株式会社フジクラ | 高次モード除去機能を有する多モード光ファイバ |
JP2000347054A (ja) | 1999-03-31 | 2000-12-15 | Sharp Corp | 光デバイス及びその製造方法、並びに、ポリイミド膜の製造方法 |
US6381390B1 (en) * | 1999-04-06 | 2002-04-30 | Alcatel | Color-coded optical fiber ribbon and die for making the same |
US6181857B1 (en) * | 1999-05-12 | 2001-01-30 | Alcatel | Method for accessing optical fibers contained in a sheath |
US6292612B1 (en) | 1999-06-07 | 2001-09-18 | Lucent Technologies Inc. | Multi-mode optical fiber having improved refractive index profile and devices comprising same |
US6314224B1 (en) * | 1999-06-18 | 2001-11-06 | Alcatel | Thick-walled cable jacket with non-circular cavity cross section |
JP4494691B2 (ja) | 1999-06-28 | 2010-06-30 | 古河電気工業株式会社 | 光伝送路 |
US6334016B1 (en) * | 1999-06-30 | 2001-12-25 | Alcatel | Optical fiber ribbon matrix material having optimal handling characteristics |
US6361014B1 (en) * | 1999-07-09 | 2002-03-26 | Symons Corporation | Concrete form waler bracket |
US6321012B1 (en) * | 1999-08-30 | 2001-11-20 | Alcatel | Optical fiber having water swellable material for identifying grouping of fiber groups |
US6493491B1 (en) * | 1999-09-28 | 2002-12-10 | Alcatel | Optical drop cable for aerial installation |
US6321014B1 (en) | 1999-11-01 | 2001-11-20 | Alcatel | Method for manufacturing optical fiber ribbon |
US6580543B1 (en) | 1999-12-16 | 2003-06-17 | Tri Quint Technology Holding Co. | Multimode fiber communication system with enhanced bandwidth |
US6330382B1 (en) | 2000-01-19 | 2001-12-11 | Corning Incorporated | Mode conditioning for multimode fiber systems |
JP2001235648A (ja) | 2000-02-23 | 2001-08-31 | Shin Etsu Chem Co Ltd | マルチモードファイバ用プリフォーム及びマルチモードファイバ |
FR2809499B1 (fr) * | 2000-05-29 | 2003-10-03 | Cit Alcatel | Peau de protection pour fibres optiques |
TW552435B (en) | 2000-06-12 | 2003-09-11 | Asahi Glass Co Ltd | Plastic optical fiber |
US6603908B2 (en) * | 2000-08-04 | 2003-08-05 | Alcatel | Buffer tube that results in easy access to and low attenuation of fibers disposed within buffer tube |
US6922515B2 (en) * | 2000-12-20 | 2005-07-26 | Alcatel | Method and apparatus to reduce variation of excess fiber length in buffer tubes of fiber optic cables |
US6618538B2 (en) * | 2000-12-20 | 2003-09-09 | Alcatel | Method and apparatus to reduce variation of excess fiber length in buffer tubes of fiber optic cables |
US6490398B2 (en) | 2001-02-21 | 2002-12-03 | Fitel Usa Corp. | Dispersion-compensating fiber having a high figure of merit |
CA2371285A1 (en) | 2001-03-16 | 2002-09-16 | The Furukawa Electric Co., Ltd | Optical fiber and wavelength division multiplex transmission line |
US7346244B2 (en) * | 2001-03-23 | 2008-03-18 | Draka Comteq B.V. | Coated central strength member for fiber optic cables with reduced shrinkage |
JP3653724B2 (ja) | 2001-04-23 | 2005-06-02 | 住友電気工業株式会社 | 光ファイバ、及びその製造方法 |
US20030024276A1 (en) | 2001-05-30 | 2003-02-06 | 3M Innovative Properties Company | Method of manufacture of an optical waveguide article including a fluorine-containing zone |
US7045010B2 (en) * | 2001-09-06 | 2006-05-16 | Alcatel | Applicator for high-speed gel buffering of flextube optical fiber bundles |
US6749446B2 (en) * | 2001-10-10 | 2004-06-15 | Alcatel | Optical fiber cable with cushion members protecting optical fiber ribbon stack |
US6580863B2 (en) | 2001-10-31 | 2003-06-17 | Intel Corporation | System and method for providing integrated optical waveguide device |
US6735985B2 (en) | 2001-12-20 | 2004-05-18 | Furukawa Electric North America Inc | Method of impressing a twist on a multimode fiber during drawing |
US6771865B2 (en) | 2002-03-20 | 2004-08-03 | Corning Incorporated | Low bend loss optical fiber and components made therefrom |
CN101239778B (zh) | 2002-04-16 | 2011-05-25 | 住友电气工业株式会社 | 光纤预制棒制造方法及光纤制造方法 |
US7400835B2 (en) | 2002-08-30 | 2008-07-15 | Ciena Corporation | WDM system having chromatic dispersion precompensation |
US6912347B2 (en) * | 2002-11-15 | 2005-06-28 | Alcatel | Optimized fiber optic cable suitable for microduct blown installation |
US6904217B2 (en) | 2003-01-29 | 2005-06-07 | Furukawa Electric North America | Method for the manufacture of optical fibers, improved optical fibers, and improved Raman fiber amplifier communication systems |
CN1220893C (zh) * | 2003-02-28 | 2005-09-28 | 烽火通信科技股份有限公司 | 内包层下凹型多模光纤预制棒 |
KR100820926B1 (ko) * | 2003-04-11 | 2008-04-10 | 가부시키가이샤후지쿠라 | 광파이버 |
US6904218B2 (en) | 2003-05-12 | 2005-06-07 | Fitel U.S.A. Corporation | Super-large-effective-area (SLA) optical fiber and communication system incorporating the same |
FR2855619B1 (fr) | 2003-05-27 | 2005-07-22 | Cit Alcatel | Fibre optique pour amplification ou pour emission laser |
US6941049B2 (en) * | 2003-06-18 | 2005-09-06 | Alcatel | Fiber optic cable having no rigid strength members and a reduced coefficient of thermal expansion |
KR100526516B1 (ko) | 2003-07-11 | 2005-11-08 | 삼성전자주식회사 | 고속, 근거리 통신망을 위한 언덕형 광섬유 |
US7043126B2 (en) | 2003-07-18 | 2006-05-09 | Fujikura Ltd. | Graded-index multimode fiber and manufacturing method therefor |
NL1024015C2 (nl) | 2003-07-28 | 2005-02-01 | Draka Fibre Technology Bv | Multimode optische vezel voorzien van een brekingsindexprofiel, optisch communicatiesysteem onder toepassing daarvan en werkwijze ter vervaardiging van een dergelijke vezel. |
US7406235B2 (en) | 2003-09-09 | 2008-07-29 | Fujikura Ltd. | Graded-index multimode fiber and manufacturing method therefor |
US20070009899A1 (en) * | 2003-10-02 | 2007-01-11 | Mounts William M | Nucleic acid arrays for detecting gene expression in animal models of inflammatory diseases |
US7228032B2 (en) | 2004-01-12 | 2007-06-05 | Xponent Photonics Inc. | Apparatus and methods for launching an optical signal into multimode optical fiber |
DE602005003596D1 (de) * | 2004-01-26 | 2008-01-17 | Draka Comteq Bv | Hüllrohrwindung zur Ankopplung eines faseroptischen Kabels und Methode zur Installation eines faseroptischen Kabels |
US7817257B2 (en) | 2004-01-27 | 2010-10-19 | Fujikura Ltd. | Method for measuring a differential mode delay of a multimode optical fiber |
WO2005106544A1 (en) | 2004-04-28 | 2005-11-10 | Ls Cable Ltd. | Optical fiber with improved bending behavior |
KR100624247B1 (ko) | 2004-07-02 | 2006-09-19 | 엘에스전선 주식회사 | 고속 근거리 전송망을 위한 다중모드 광섬유 |
US7336877B2 (en) | 2004-08-31 | 2008-02-26 | Corning Incorporated | Broadband optical fiber |
JP4358073B2 (ja) | 2004-09-07 | 2009-11-04 | 株式会社フジクラ | 低曲げ損失トレンチ型マルチモードファイバ |
US7171074B2 (en) | 2004-11-16 | 2007-01-30 | Furakawa Electric North America Inc. | Large mode area fibers using higher order modes |
JP2006227173A (ja) | 2005-02-16 | 2006-08-31 | Fujikura Ltd | マルチモード分散補償ファイバ、モード分散の補償方法、光導波路、光伝送路及び光通信システム |
NL1028978C2 (nl) | 2005-05-04 | 2006-11-07 | Draka Comteq Bv | Optisch communicatiesysteem alsmede aansluitnetwerk voorzien daarvan. |
US7515795B2 (en) * | 2005-07-20 | 2009-04-07 | Draka Comteq B.V. | Water-swellable tape, adhesive-backed for coupling when used inside a buffer tube |
WO2007013923A2 (en) * | 2005-07-20 | 2007-02-01 | Draka Comteq | Grease-free buffer optical fiber buffer tube construction utilizing a water-swellable, texturized yarn |
US7567739B2 (en) * | 2007-01-31 | 2009-07-28 | Draka Comteq B.V. | Fiber optic cable having a water-swellable element |
US7599589B2 (en) * | 2005-07-20 | 2009-10-06 | Draka Comteq B.V. | Gel-free buffer tube with adhesively coupled optical element |
FR2893149B1 (fr) * | 2005-11-10 | 2008-01-11 | Draka Comteq France | Fibre optique monomode. |
US7783149B2 (en) | 2005-12-27 | 2010-08-24 | Furukawa Electric North America, Inc. | Large-mode-area optical fibers with reduced bend distortion |
FR2896795B1 (fr) * | 2006-01-27 | 2008-04-18 | Draka Compteq France | Procede de fabrication d'une preforme de fibre optique |
WO2007091879A1 (en) * | 2006-02-08 | 2007-08-16 | Draka Comteq B.V. | Optical fiber cable suited for blown installation or pushing installation in microducts of small diameter |
FR2899693B1 (fr) * | 2006-04-10 | 2008-08-22 | Draka Comteq France | Fibre optique monomode. |
FR2900739B1 (fr) * | 2006-05-03 | 2008-07-04 | Draka Comteq France | Fibre de compensation de la dispersion chromatique |
US7665902B2 (en) * | 2006-05-11 | 2010-02-23 | Draka Comteq, B.V. | Modified pre-ferrulized communication cable assembly and installation method |
FR2903501B1 (fr) * | 2006-07-04 | 2008-08-22 | Draka Comteq France Sa | Fibre optique dopee au fluor |
FR2904876B1 (fr) * | 2006-08-08 | 2008-11-21 | Draka Comteq France | Cable de telecommunication a fibres optiques |
US7421174B2 (en) | 2006-08-28 | 2008-09-02 | Furakawa Electric North America; Inc. | Multi-wavelength, multimode optical fibers |
US7620282B2 (en) | 2006-08-31 | 2009-11-17 | Corning Incorporated | Low bend loss single mode optical fiber |
US7315677B1 (en) | 2006-09-14 | 2008-01-01 | Corning Incorporated | Dual dopant dual alpha multimode optical fiber |
FR2908250B1 (fr) * | 2006-11-03 | 2009-01-09 | Draka Comteq France Sa Sa | Fibre de compensation de la dispersion chromatique |
FR2908525B1 (fr) | 2006-11-10 | 2009-06-26 | Draka Comteq France Sa Sa | Cable de telecommunication a fibres optiques |
EP1930753B1 (en) * | 2006-12-04 | 2015-02-18 | Draka Comteq B.V. | Optical fiber with high Brillouin threshold power and low bending losses |
US7787731B2 (en) * | 2007-01-08 | 2010-08-31 | Corning Incorporated | Bend resistant multimode optical fiber |
FR2915002B1 (fr) * | 2007-04-11 | 2009-11-06 | Draka Comteq France | Procede d'acces a une ou plusieurs fibres optiques d'un cable de telecommunication |
JP4142723B2 (ja) | 2007-05-02 | 2008-09-03 | 古河電気工業株式会社 | マルチモード光ファイバの製造方法 |
US7539381B2 (en) | 2007-05-11 | 2009-05-26 | Corning Incorporated | Low bend loss coated optical fiber |
US8374472B2 (en) | 2007-06-15 | 2013-02-12 | Ofs Fitel, Llc | Bend insensitivity in single mode optical fibers |
US7724998B2 (en) * | 2007-06-28 | 2010-05-25 | Draka Comteq B.V. | Coupling composition for optical fiber cables |
US7639915B2 (en) * | 2007-06-28 | 2009-12-29 | Draka Comteq B.V. | Optical fiber cable having a deformable coupling element |
US7646952B2 (en) * | 2007-06-28 | 2010-01-12 | Draka Comteq B.V. | Optical fiber cable having raised coupling supports |
WO2009022479A1 (ja) | 2007-08-13 | 2009-02-19 | The Furukawa Electric Co., Ltd. | 光ファイバおよび光ファイバテープならびに光インターコネクションシステム |
US9042695B2 (en) | 2007-10-05 | 2015-05-26 | Optacore D.O.O. Optical Fibers | Low bending loss multimode fiber transmission system |
FR2922657B1 (fr) | 2007-10-23 | 2010-02-12 | Draka Comteq France | Fibre multimode. |
US8165439B2 (en) * | 2007-11-09 | 2012-04-24 | Draka Comteq, B.V. | ADSS cables with high-performance optical fiber |
BRPI0819166B1 (pt) | 2007-11-09 | 2019-03-06 | Draka Comteq, B.V. | Fibra óptica, e caixa óptica |
US8081853B2 (en) * | 2007-11-09 | 2011-12-20 | Draka Comteq, B.V. | Single-fiber drop cables for MDU deployments |
US8041167B2 (en) * | 2007-11-09 | 2011-10-18 | Draka Comteq, B.V. | Optical-fiber loose tube cables |
US8041168B2 (en) * | 2007-11-09 | 2011-10-18 | Draka Comteq, B.V. | Reduced-diameter ribbon cables with high-performance optical fiber |
US8145026B2 (en) * | 2007-11-09 | 2012-03-27 | Draka Comteq, B.V. | Reduced-size flat drop cable |
US8031997B2 (en) * | 2007-11-09 | 2011-10-04 | Draka Comteq, B.V. | Reduced-diameter, easy-access loose tube cable |
US20090169163A1 (en) | 2007-12-13 | 2009-07-02 | Abbott Iii John Steele | Bend Resistant Multimode Optical Fiber |
US20090214167A1 (en) * | 2008-02-25 | 2009-08-27 | Draka Comteq B.V. | Optical Cable Buffer Tube with Integrated Hollow Channels |
FR2929716B1 (fr) * | 2008-04-04 | 2011-09-16 | Draka Comteq France Sa | Fibre optique a dispersion decalee. |
JP5330729B2 (ja) | 2008-04-16 | 2013-10-30 | 三菱電線工業株式会社 | グレーデッドインデックス形マルチモード光ファイバ |
FR2930997B1 (fr) * | 2008-05-06 | 2010-08-13 | Draka Comteq France Sa | Fibre optique monomode |
FR2931253B1 (fr) * | 2008-05-16 | 2010-08-20 | Draka Comteq France Sa | Cable de telecommunication a fibres optiques |
FR2932932B1 (fr) * | 2008-06-23 | 2010-08-13 | Draka Comteq France Sa | Systeme optique multiplexe en longueur d'ondes avec fibres optiques multimodes |
FR2933779B1 (fr) * | 2008-07-08 | 2010-08-27 | Draka Comteq France | Fibres optiques multimodes |
US8768131B2 (en) | 2008-08-13 | 2014-07-01 | Corning Incorporated | Multimode fiber with at least dual cladding |
US7970247B2 (en) * | 2008-09-12 | 2011-06-28 | Draka Comteq B.V. | Buffer tubes for mid-span storage |
US8401353B2 (en) * | 2008-09-12 | 2013-03-19 | Draka Comteq B.V. | Optical fiber cable assembly |
US7974507B2 (en) * | 2008-09-12 | 2011-07-05 | Draka Comteq, B.V. | High-fiber-density optical fiber cable |
US8520994B2 (en) | 2008-09-17 | 2013-08-27 | Ofs Fitel, Llc | Bandwidth-maintaining multimode optical fibers |
WO2010036684A2 (en) | 2008-09-26 | 2010-04-01 | Corning Incorporated | High numerical aperture multimode optical fiber |
WO2010053356A2 (en) * | 2008-11-07 | 2010-05-14 | Draka Comteq B.V. | Reduced-diameter optical fiber |
FR2938389B1 (fr) * | 2008-11-07 | 2011-04-15 | Draka Comteq France | Systeme optique multimode |
DK2187486T3 (da) * | 2008-11-12 | 2014-07-07 | Draka Comteq Bv | Forstærkende optisk fiber og fremgangsmåde til fremstilling |
FR2939246B1 (fr) * | 2008-12-02 | 2010-12-24 | Draka Comteq France | Fibre optique amplificatrice et procede de fabrication |
FR2939522B1 (fr) * | 2008-12-08 | 2011-02-11 | Draka Comteq France | Fibre optique amplificatrice resistante aux radiations ionisantes |
FR2939911B1 (fr) * | 2008-12-12 | 2011-04-08 | Draka Comteq France | Fibre optique gainee, cable de telecommunication comportant plusieurs fibres optiques et procede de fabrication d'une telle fibre |
NL1036343C2 (nl) * | 2008-12-19 | 2010-06-22 | Draka Comteq Bv | Werkwijze en inrichting voor het vervaardigen van een optische voorvorm. |
DK2204681T3 (en) * | 2008-12-30 | 2016-05-09 | Draka Comteq Bv | An optical fiber cable, comprising a perforated water-blocking element |
FR2940839B1 (fr) | 2009-01-08 | 2012-09-14 | Draka Comteq France | Fibre optique multimodale a gradient d'indice, procedes de caracterisation et de fabrication d'une telle fibre |
US20100220966A1 (en) * | 2009-02-27 | 2010-09-02 | Kevin Wallace Bennett | Reliability Multimode Optical Fiber |
FR2946436B1 (fr) | 2009-06-05 | 2011-12-09 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
US8398900B2 (en) | 2009-08-17 | 2013-03-19 | Panduit Corp. | Self-compensating multi-mode fiber |
US8184936B2 (en) | 2009-08-18 | 2012-05-22 | Yangtze Optical Fibre And Cable Company, Ltd. | Multi-mode bending-resistant fiber and production method thereof |
JP5921434B2 (ja) | 2009-08-19 | 2016-05-24 | パンドウィット・コーポレーション | 低分散マルチモードファイバーのための、変更された屈折率プロファイル |
US8489369B2 (en) | 2009-08-28 | 2013-07-16 | Panduit Corp. | Methods for calculating multimode fiber system bandwidth and manufacturing improved multimode fiber |
US20110054862A1 (en) | 2009-09-02 | 2011-03-03 | Panduit Corp. | Multimode Fiber Having Improved Reach |
FR2953030B1 (fr) | 2009-11-25 | 2011-11-18 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
FR2953605B1 (fr) | 2009-12-03 | 2011-12-16 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
FR2957153B1 (fr) | 2010-03-02 | 2012-08-10 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
US9014525B2 (en) | 2009-09-09 | 2015-04-21 | Draka Comteq, B.V. | Trench-assisted multimode optical fiber |
FR2953029B1 (fr) | 2009-11-25 | 2011-11-18 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
FR2949870B1 (fr) | 2009-09-09 | 2011-12-16 | Draka Compteq France | Fibre optique multimode presentant des pertes en courbure ameliorees |
FR2953606B1 (fr) | 2009-12-03 | 2012-04-27 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
FR2950156B1 (fr) | 2009-09-17 | 2011-11-18 | Draka Comteq France | Fibre optique multimode |
JP2013506866A (ja) | 2009-09-30 | 2013-02-28 | コーニング インコーポレイテッド | マルチモード帯域幅を向上させる光ファイバ端部構造体並びに関連システム及び方法 |
FR2951282B1 (fr) | 2009-10-13 | 2012-06-15 | Draka Comteq France | Fibre optique monomode a tranchee enterree |
US8737791B2 (en) | 2010-02-09 | 2014-05-27 | Ofs Fitel, Llc | DMD performance in bend optimized multimode fiber |
US7865050B1 (en) | 2010-02-16 | 2011-01-04 | Ofs Fitel, Llc | Equalizing modal delay of high order modes in bend insensitive multimode fiber |
US7903918B1 (en) | 2010-02-22 | 2011-03-08 | Corning Incorporated | Large numerical aperture bend resistant multimode optical fiber |
DK2369379T3 (en) | 2010-03-17 | 2015-06-08 | Draka Comteq Bv | Single-mode optical fiber having reduced bending losses |
FR2966256B1 (fr) | 2010-10-18 | 2012-11-16 | Draka Comteq France | Fibre optique multimode insensible aux pertes par |
DK2482106T5 (da) | 2011-01-31 | 2014-09-22 | Draka Comteq Bv | Multimode-fiber |
FR2971061B1 (fr) | 2011-01-31 | 2013-02-08 | Draka Comteq France | Fibre optique a large bande passante et a faibles pertes par courbure |
EP2503368A1 (en) | 2011-03-24 | 2012-09-26 | Draka Comteq B.V. | Multimode optical fiber with improved bend resistance |
EP2506044A1 (en) | 2011-03-29 | 2012-10-03 | Draka Comteq B.V. | Multimode optical fiber |
US8693834B2 (en) | 2011-08-15 | 2014-04-08 | Corning Incorporated | Few mode optical fibers for mode division multiplexing |
-
2009
- 2009-06-05 FR FR0902724A patent/FR2946436B1/fr not_active Expired - Fee Related
-
2010
- 2010-05-27 ES ES10164095T patent/ES2897829T3/es active Active
- 2010-05-27 EP EP10164095.1A patent/EP2259105B1/en active Active
- 2010-05-27 DK DK10164095.1T patent/DK2259105T3/da active
- 2010-06-04 JP JP2010128358A patent/JP5830228B2/ja active Active
- 2010-06-04 US US12/794,229 patent/US8867880B2/en active Active
- 2010-06-07 CN CN201010198579.9A patent/CN101907738B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5250246A (en) * | 1975-10-20 | 1977-04-22 | Hitachi Ltd | Light transmitting line |
JPS5258547A (en) * | 1975-11-10 | 1977-05-14 | Hitachi Ltd | Light transmission fiber |
WO2006010798A1 (en) * | 2004-07-26 | 2006-02-02 | Photonium Oy | Multimode optical fiber with low differential mode delay |
JP2006047719A (ja) * | 2004-08-05 | 2006-02-16 | Fujikura Ltd | 低曲げ損失マルチモードファイバ |
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JP2014509412A (ja) * | 2011-02-24 | 2014-04-17 | オーエフエス ファイテル,エルエルシー | 空間多重化のためのマルチコア・ファイバ設計 |
JP2016122209A (ja) * | 2011-02-24 | 2016-07-07 | オーエフエス ファイテル,エルエルシー | 空間多重化のためのマルチコア・ファイバ設計 |
JP2013235264A (ja) * | 2012-05-08 | 2013-11-21 | Sumitomo Electric Ind Ltd | マルチモード光ファイバ |
JP2014052632A (ja) * | 2012-09-05 | 2014-03-20 | Ofs Fitel Llc | モード分割多重伝送のために設計された多重lpモードファイバ |
JP2016128936A (ja) * | 2012-09-05 | 2016-07-14 | オーエフエス ファイテル,エルエルシー | モード分割多重伝送のために設計された多重lpモードファイバ |
Also Published As
Publication number | Publication date |
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CN101907738B (zh) | 2015-01-07 |
EP2259105A1 (en) | 2010-12-08 |
FR2946436A1 (fr) | 2010-12-10 |
US8867880B2 (en) | 2014-10-21 |
EP2259105B1 (en) | 2021-08-25 |
US20100310218A1 (en) | 2010-12-09 |
DK2259105T3 (da) | 2021-11-22 |
JP5830228B2 (ja) | 2015-12-09 |
CN101907738A (zh) | 2010-12-08 |
FR2946436B1 (fr) | 2011-12-09 |
ES2897829T3 (es) | 2022-03-02 |
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