CN1133885C - 单模传输光纤及其制造方法 - Google Patents
单模传输光纤及其制造方法 Download PDFInfo
- Publication number
- CN1133885C CN1133885C CNB998111821A CN99811182A CN1133885C CN 1133885 C CN1133885 C CN 1133885C CN B998111821 A CNB998111821 A CN B998111821A CN 99811182 A CN99811182 A CN 99811182A CN 1133885 C CN1133885 C CN 1133885C
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- refringence
- layer
- wavelength
- 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.)
- Expired - Fee Related
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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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/0228—Characterised by the wavelength dispersion slope properties around 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
- G02B6/03616—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
- G02B6/03638—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 3 layers only
- G02B6/03644—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 3 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
- G02B6/036—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
- G02B6/03677—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
- G02B6/028—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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Glass Compositions (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
Description
光缆截止波长 | <1400nm |
有效面积 | ≥50μm2 |
1450nm处的色散 | D≥1.5ps/nm/km(最好≥2.5ps/nm/km) |
1550nm处的色散斜率 | ≤0.070ps/nm2/km(最好≤0.050ps/nm2/km) |
1310nm处的衰减 | ≤0.45dB/km |
1550nm处的衰减 | ≤0.30dB/km |
光缆截止波长(λcc) | <1500nm |
有效面积 | 50μm2 |
1530nm处的色散 | D≥1.5ps/nm/km(最好≥2.5ps/nm/km) |
1550nm处的色散斜率 | ≤0.070ps/nm2/km(最好≤0.050ps/nm2/km) |
1310nm处的衰减 | ≤0.45dB/km |
1550nm处的衰减 | ≤0.30dB/km |
Claims (22)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98117828 | 1998-09-21 | ||
EP98117828.8 | 1998-09-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1354837A CN1354837A (zh) | 2002-06-19 |
CN1133885C true CN1133885C (zh) | 2004-01-07 |
Family
ID=8232661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998111821A Expired - Fee Related CN1133885C (zh) | 1998-09-21 | 1999-09-21 | 单模传输光纤及其制造方法 |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP1127284B1 (zh) |
JP (1) | JP2002525670A (zh) |
CN (1) | CN1133885C (zh) |
AR (1) | AR031515A1 (zh) |
AT (1) | ATE261587T1 (zh) |
AU (1) | AU764994B2 (zh) |
BR (1) | BR9913979A (zh) |
CA (1) | CA2344865C (zh) |
DE (1) | DE69915505T2 (zh) |
DK (1) | DK1127284T3 (zh) |
ES (1) | ES2217885T3 (zh) |
ID (1) | ID29274A (zh) |
NZ (1) | NZ510548A (zh) |
RU (1) | RU2225021C2 (zh) |
WO (1) | WO2000017680A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000031573A1 (fr) * | 1998-11-26 | 2000-06-02 | Sumitomo Electric Industries, Ltd. | Fibre optique et systeme de transmission optique renfermant celle-ci |
US6640038B2 (en) * | 2000-05-31 | 2003-10-28 | Corning Incorporated | Dispersion managed fibers having reduced sensitivity to manufacturing variabilities |
JP2004519701A (ja) * | 2000-08-16 | 2004-07-02 | コーニング・インコーポレーテッド | 大なる実効面積、低分散且つ低分散傾斜を有する光ファイバ |
JP4443788B2 (ja) * | 2001-03-30 | 2010-03-31 | 古河電気工業株式会社 | 光ファイバおよびその光ファイバを用いた光通信システム |
FR2834798B1 (fr) * | 2002-01-14 | 2004-11-12 | Cit Alcatel | Fibre optique a profil d'indice complexe |
KR100485889B1 (ko) * | 2002-10-30 | 2005-04-29 | 엘에스전선 주식회사 | Wdm 방식 광전송시스템용 광섬유 |
US7496260B2 (en) * | 2007-03-27 | 2009-02-24 | Imra America, Inc. | Ultra high numerical aperture optical fibers |
DE112019004246T5 (de) * | 2018-11-12 | 2021-05-27 | Panasonic Intellectual Property Management Co., Ltd. | Optische faserstrukturen und verfahren zur strahlformung |
CN111239891B (zh) * | 2019-12-25 | 2022-08-05 | 中天科技精密材料有限公司 | 一种低损耗截止波长位移单模光纤 |
CN114779394B (zh) * | 2022-06-17 | 2022-12-02 | 武汉华锐超快光纤激光技术有限公司 | 正常色散掺铥单模光纤及其制备方法、激光器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4641917A (en) * | 1985-02-08 | 1987-02-10 | At&T Bell Laboratories | Single mode optical fiber |
US4852968A (en) * | 1986-08-08 | 1989-08-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber comprising a refractive index trench |
US4770492A (en) * | 1986-10-28 | 1988-09-13 | Spectran Corporation | Pressure or strain sensitive optical fiber |
JPH07261048A (ja) * | 1994-03-23 | 1995-10-13 | Sumitomo Electric Ind Ltd | 分散補償ファイバ |
US5553185A (en) * | 1994-12-27 | 1996-09-03 | Corning Incorporated | Controlled dispersion optical waveguide |
US5684909A (en) * | 1996-02-23 | 1997-11-04 | Corning Inc | Large effective area single mode optical waveguide |
-
1999
- 1999-09-21 AT AT99969501T patent/ATE261587T1/de not_active IP Right Cessation
- 1999-09-21 ID IDW20010896A patent/ID29274A/id unknown
- 1999-09-21 RU RU2001111014/28A patent/RU2225021C2/ru not_active IP Right Cessation
- 1999-09-21 CA CA002344865A patent/CA2344865C/en not_active Expired - Fee Related
- 1999-09-21 DE DE69915505T patent/DE69915505T2/de not_active Expired - Lifetime
- 1999-09-21 JP JP2000571287A patent/JP2002525670A/ja active Pending
- 1999-09-21 CN CNB998111821A patent/CN1133885C/zh not_active Expired - Fee Related
- 1999-09-21 AU AU59799/99A patent/AU764994B2/en not_active Ceased
- 1999-09-21 ES ES99969501T patent/ES2217885T3/es not_active Expired - Lifetime
- 1999-09-21 EP EP99969501A patent/EP1127284B1/en not_active Expired - Lifetime
- 1999-09-21 WO PCT/EP1999/006958 patent/WO2000017680A1/en active IP Right Grant
- 1999-09-21 BR BR9913979-0A patent/BR9913979A/pt active Search and Examination
- 1999-09-21 NZ NZ510548A patent/NZ510548A/en not_active IP Right Cessation
- 1999-09-21 DK DK99969501T patent/DK1127284T3/da active
- 1999-09-21 AR ARP990104736A patent/AR031515A1/es active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
CN1354837A (zh) | 2002-06-19 |
AU5979999A (en) | 2000-04-10 |
ES2217885T3 (es) | 2004-11-01 |
EP1127284A1 (en) | 2001-08-29 |
CA2344865A1 (en) | 2000-03-30 |
ID29274A (id) | 2001-08-16 |
ATE261587T1 (de) | 2004-03-15 |
NZ510548A (en) | 2003-08-29 |
DE69915505D1 (de) | 2004-04-15 |
WO2000017680A1 (en) | 2000-03-30 |
AR031515A1 (es) | 2003-09-24 |
CA2344865C (en) | 2008-04-15 |
AU764994B2 (en) | 2003-09-04 |
RU2225021C2 (ru) | 2004-02-27 |
BR9913979A (pt) | 2001-06-12 |
DK1127284T3 (da) | 2004-07-12 |
DE69915505T2 (de) | 2005-04-07 |
JP2002525670A (ja) | 2002-08-13 |
EP1127284B1 (en) | 2004-03-10 |
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Legal Events
Date | Code | Title | Description |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: PRASSMAN CABLE AND SYSTEM ENER Free format text: FORMER OWNER: PRISSMINE (LUX)II CO.,LTD. Effective date: 20071123 Owner name: GSCP ARSENAL (LUX) II SAAR COMPANY Free format text: FORMER OWNER: PIRELLI + C· CO., LTD. Effective date: 20071123 |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: PRISSMINE (LUX)II CO.,LTD. Free format text: FORMER NAME OR ADDRESS: GSCP ARSENAL (LUX) II SAAR COMPANY Owner name: PIRELLI & C· CO., LTD. Free format text: FORMER NAME OR ADDRESS: PIRELLI CAVI E SISTEMI S.P.A. |
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CP03 | Change of name, title or address |
Address after: Luxemburg Luxemburg Patentee after: Price Miln (LUX) II Co. Address before: Luxemburg Luxemburg Patentee before: GSCP Arsenal (LUX) II Saar Address after: Milan Italy Patentee after: PIRELLI & C. S.P.A. Address before: Milan Italy Patentee before: PIRELLI CAVI E SISTEMI S.P.A. |
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TR01 | Transfer of patent right |
Effective date of registration: 20071123 Address after: Milan Italy Patentee after: PRYSMIAN CAVI E SISTEMI ENERGIA S.R.L. Address before: Luxemburg Luxemburg Patentee before: Price Miln (LUX) II Co. Effective date of registration: 20071123 Address after: Luxemburg Luxemburg Patentee after: GSCP Arsenal (LUX) II Saar Address before: Milan Italy Patentee before: PIRELLI & C. S.P.A. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040107 Termination date: 20150921 |
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EXPY | Termination of patent right or utility model |