CN1262856C - 具有低色散斜率的色散位移光纤 - Google Patents
具有低色散斜率的色散位移光纤 Download PDFInfo
- Publication number
- CN1262856C CN1262856C CNB028090969A CN02809096A CN1262856C CN 1262856 C CN1262856 C CN 1262856C CN B028090969 A CNB028090969 A CN B028090969A CN 02809096 A CN02809096 A CN 02809096A CN 1262856 C CN1262856 C CN 1262856C
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- covering
- dispersion
- toroidal cores
- central core
- 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
Links
Images
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
- G02B6/036—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
- G02B6/03688—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 5 or more layers
-
- 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
- G02B6/02228—Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range
- G02B6/02238—Low dispersion slope fibres
- G02B6/02242—Low dispersion slope fibres having a dispersion slope <0.06 ps/km/nm2
-
- 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
- G02B6/02271—Non-zero dispersion shifted fibres, i.e. having a small positive dispersion at 1550 nm, e.g. ITU-T G.655 dispersion between 1.0 to 10 ps/nm.km for avoiding nonlinear effects
-
- 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
- G02B6/03661—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 4 layers only
- G02B6/03672—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 4 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02285—Characterised by the polarisation mode dispersion [PMD] properties, e.g. for minimising PMD
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Lasers (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN412/MUM/2001 | 2001-04-30 | ||
IN412MU2001 | 2001-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1539089A CN1539089A (zh) | 2004-10-20 |
CN1262856C true CN1262856C (zh) | 2006-07-05 |
Family
ID=11097243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028090969A Expired - Fee Related CN1262856C (zh) | 2001-04-30 | 2002-04-26 | 具有低色散斜率的色散位移光纤 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6879764B2 (zh) |
CN (1) | CN1262856C (zh) |
AU (1) | AU2002258144A1 (zh) |
WO (1) | WO2002088803A2 (zh) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100506311B1 (ko) * | 2003-01-20 | 2005-08-05 | 삼성전자주식회사 | 광대역 분산 제어 광섬유 |
US7209620B2 (en) * | 2003-01-23 | 2007-04-24 | Sterlite Optical Technologies Limited | Dispersion optimized fiber having higher spot area |
US7039075B2 (en) * | 2003-04-11 | 2006-05-02 | Thornton Robert L | Fiber extended, semiconductor laser |
JP2005210283A (ja) * | 2004-01-21 | 2005-08-04 | Fujikura Ltd | 波長多重伝送システム |
US6987918B1 (en) * | 2004-06-24 | 2006-01-17 | Corning Incorporated | Large kappa dispersion compensating fiber and transmission system |
FR2893149B1 (fr) * | 2005-11-10 | 2008-01-11 | Draka Comteq France | Fibre optique monomode. |
CN101523257B (zh) * | 2005-11-18 | 2011-05-04 | 斯德莱特技术有限公司 | 具有减少氢感生损耗的光纤及其制造方法 |
WO2007069278A2 (en) * | 2005-12-09 | 2007-06-21 | Sterlite Optical Technologies Ltd. | Optical fiber having low and uniform optical loss along the entire length and method for fabricating the same |
US20070096403A1 (en) * | 2006-03-06 | 2007-05-03 | Sterlite Optical Technologies Ltd | Apparatus and method for fabricating optical fiber preform. |
FR2899693B1 (fr) | 2006-04-10 | 2008-08-22 | Draka Comteq France | Fibre optique monomode. |
WO2007122630A2 (en) * | 2006-04-24 | 2007-11-01 | Sterlite Optical Technologies Ltd. | Single mode optical fiber having reduced macrobending and attenuation loss and method for manufacturing the same |
US7437045B2 (en) * | 2006-05-02 | 2008-10-14 | Sterlite Technologies Limited | Dispersion optimized optical fiber for wideband optical transmission |
US20070080613A1 (en) * | 2006-09-20 | 2007-04-12 | Sterlite Optical Technologies Ltd | Storage and transportation device for storing and transporting optical fiber preform and precursors thereof |
US7309432B1 (en) | 2006-09-29 | 2007-12-18 | Praxair Technology, Inc. | System and method for eliminating sludge via ozonation |
US20070079635A1 (en) * | 2006-10-06 | 2007-04-12 | Sterlite Optical Technologies Ltd. | Apparatus and method for preparing optical fiber preform having desired cone shape |
US20070125128A1 (en) * | 2006-10-09 | 2007-06-07 | Sanket Shah | Optical fiber perform cone shaping or preparation method |
US20070065082A1 (en) * | 2006-10-12 | 2007-03-22 | Sterlite Optical Technologies Ltd | Method for preparation of core rod assembly for overcladding, and perform and fiber produced from such core rod assembly |
US20070062223A1 (en) * | 2006-10-16 | 2007-03-22 | Sterlite Optical Technologies Ltd | Optical fiber having reduced polarization mode dispersion (PMD) and method for producing the same |
CN101373237B (zh) * | 2007-08-22 | 2010-05-26 | 富通集团有限公司 | 一种优化色散特性的单模光纤 |
CN102099711B (zh) | 2007-11-09 | 2014-05-14 | 德雷卡通信技术公司 | 抗微弯光纤 |
FR2930997B1 (fr) * | 2008-05-06 | 2010-08-13 | Draka Comteq France Sa | Fibre optique monomode |
KR20110110605A (ko) * | 2010-04-01 | 2011-10-07 | 엘에스전선 주식회사 | 저손실 비영분산천이 광섬유 및 그 제조방법 |
CN105899982B (zh) * | 2013-12-20 | 2019-11-22 | 德拉克通信科技公司 | 表现出损耗降低的具有梯形纤芯的单模光纤 |
JP2016148749A (ja) * | 2015-02-12 | 2016-08-18 | 株式会社フジクラ | 分散シフト光ファイバ |
RU2755736C1 (ru) | 2017-12-21 | 2021-09-20 | Драка Комтек Франс | Нечувствительное к потерям на изгибах одномодовое волокно с мелкой канавкой и соответствующая оптическая система |
CN108663745B (zh) * | 2018-05-03 | 2019-11-26 | 烽火通信科技股份有限公司 | 一种掺镱光纤 |
WO2021236352A1 (en) | 2020-05-21 | 2021-11-25 | Corning Incorporated | Optical fiber with dual trench design |
CN115494579A (zh) * | 2021-06-17 | 2022-12-20 | 南开大学 | 一种涡旋光宽带色散补偿光纤 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4852968A (en) * | 1986-08-08 | 1989-08-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber comprising a refractive index trench |
US5361319A (en) * | 1992-02-04 | 1994-11-01 | Corning Incorporated | Dispersion compensating devices and systems |
JPH0928820A (ja) | 1995-07-19 | 1997-02-04 | Sanyo Electric Co Ltd | 赤外線治療器 |
JPH09288220A (ja) * | 1996-02-20 | 1997-11-04 | Kokusai Denshin Denwa Co Ltd <Kdd> | 光ファイバ |
JPH1010350A (ja) * | 1996-06-26 | 1998-01-16 | Furukawa Electric Co Ltd:The | 分散シフト光ファイバ |
DE69836402T2 (de) | 1997-09-12 | 2007-09-20 | Corning Inc. | Optischer Wellenleiter mit niedriger Dämpfung |
FR2786343A1 (fr) * | 1998-11-23 | 2000-05-26 | Cit Alcatel | Fibre de compensation de dispersion pour systeme de transmission a fibre optique a multiplexage en longueur d'onde employant une fibre de ligne a dispersion decalee |
FR2782392A1 (fr) * | 1999-08-23 | 2000-02-18 | Cit Alcatel | Fibre optique monomode a dispersion decalee comprenant un anneau exterieur |
US6477306B2 (en) * | 2000-04-11 | 2002-11-05 | Sumitomo Electric Industries, Ltd. | Dispersion-compensating optical fiber, and, optical transmission line and dispersion-compensating module respectively including the same |
-
2002
- 2002-04-26 US US10/476,502 patent/US6879764B2/en not_active Expired - Lifetime
- 2002-04-26 WO PCT/IN2002/000115 patent/WO2002088803A2/en not_active Application Discontinuation
- 2002-04-26 CN CNB028090969A patent/CN1262856C/zh not_active Expired - Fee Related
- 2002-04-26 AU AU2002258144A patent/AU2002258144A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2002088803A3 (en) | 2003-01-30 |
US6879764B2 (en) | 2005-04-12 |
AU2002258144A1 (en) | 2002-11-11 |
WO2002088803A2 (en) | 2002-11-07 |
CN1539089A (zh) | 2004-10-20 |
US20040197063A1 (en) | 2004-10-07 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: SDELYT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SDELYT OPTICS TECHNOLOGY CO., LTD. Effective date: 20091002 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20091002 Address after: India Aurangabad Patentee after: Sterlite Optical Technologies Address before: India Aurangabad Patentee before: Sterlite Optical Technologies |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060705 Termination date: 20100426 |