CN1327254C - 光纤以及包含该光纤的传光系统 - Google Patents
光纤以及包含该光纤的传光系统 Download PDFInfo
- Publication number
- CN1327254C CN1327254C CNB998150789A CN99815078A CN1327254C CN 1327254 C CN1327254 C CN 1327254C CN B998150789 A CNB998150789 A CN B998150789A CN 99815078 A CN99815078 A CN 99815078A CN 1327254 C CN1327254 C CN 1327254C
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- Prior art keywords
- core
- wavelength
- refractive index
- optical fiber
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- Expired - Lifetime
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Classifications
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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
-
- 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
-
- 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
- G02B6/02019—Effective area greater than 90 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
- G02B6/02223—Dual window fibres, i.e. characterised by dispersion properties around 1550 nm and in at least another wavelength window, e.g. 1310 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
- G02B6/02228—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
- G02B6/03605—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
- G02B6/036—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
- G02B6/03633—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
- G02B6/036—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
- G02B6/03638—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
- G02B6/0365—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
- G02B6/03666—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
- G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
Abstract
Description
Claims (24)
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP335797/1998 | 1998-11-26 | ||
JP335797/98 | 1998-11-26 | ||
JP33579798 | 1998-11-26 | ||
JP093511/99 | 1999-03-31 | ||
JP11093511A JP2000221352A (ja) | 1998-11-26 | 1999-03-31 | 光ファイバおよび光伝送システム |
JP093511/1999 | 1999-03-31 | ||
WOPCT/JP99/05855 | 1999-10-22 | ||
JPPCT/JP99/05855 | 1999-10-22 | ||
JP9905855 | 1999-10-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1332856A CN1332856A (zh) | 2002-01-23 |
CN1327254C true CN1327254C (zh) | 2007-07-18 |
Family
ID=56289974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998150789A Expired - Lifetime CN1327254C (zh) | 1998-11-26 | 1999-11-26 | 光纤以及包含该光纤的传光系统 |
Country Status (10)
Country | Link |
---|---|
US (4) | US6266467B1 (zh) |
EP (1) | EP1146358A4 (zh) |
JP (2) | JP3928355B2 (zh) |
KR (1) | KR100642035B1 (zh) |
CN (1) | CN1327254C (zh) |
AU (1) | AU767723B2 (zh) |
CA (1) | CA2352268A1 (zh) |
HK (1) | HK1041728B (zh) |
ID (1) | ID29527A (zh) |
WO (1) | WO2000031573A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107924023A (zh) * | 2015-07-08 | 2018-04-17 | 恩耐公司 | 具有用于增加的光束参数乘积的中心折射率受抑制的纤维 |
Families Citing this family (80)
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FR2783609B1 (fr) | 1998-09-17 | 2002-08-30 | Cit Alcatel | Fibre optique monomode optimisee pour les hauts debits |
KR100636332B1 (ko) * | 1998-09-21 | 2006-10-19 | 피렐리 카비 에 시스테미 소시에떼 퍼 아찌오니 | 확장 파장 밴드용의 광파이버 |
FR2784198B1 (fr) * | 1998-10-05 | 2002-08-30 | Cit Alcatel | Fibre optique utilisable pour systeme de transmissions a multiplexage en longueur d'onde |
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CA2655009C (en) | 1998-12-18 | 2011-05-24 | Prysmian Cavi E Sistemi Energia S.R.L. | Optical system and method having low loss and non-linear effects |
JP2002533744A (ja) | 1998-12-18 | 2002-10-08 | ピレリー・カビ・エ・システミ・ソチエタ・ペル・アツィオーニ | 大都市ネットワークシステムおよびアクセスネットワークシステム用の光ファイバ |
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- 1999-11-26 CN CNB998150789A patent/CN1327254C/zh not_active Expired - Lifetime
- 1999-11-26 AU AU14105/00A patent/AU767723B2/en not_active Ceased
- 1999-11-26 EP EP99972744A patent/EP1146358A4/en not_active Withdrawn
- 1999-11-26 JP JP2000584332A patent/JP3928355B2/ja not_active Expired - Lifetime
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2000
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2001
- 2001-05-03 US US09/847,438 patent/US20010031119A1/en not_active Abandoned
- 2001-08-02 US US09/919,904 patent/US6415089B2/en not_active Expired - Lifetime
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2002
- 2002-05-03 HK HK02103332.9A patent/HK1041728B/zh not_active IP Right Cessation
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CN107924023A (zh) * | 2015-07-08 | 2018-04-17 | 恩耐公司 | 具有用于增加的光束参数乘积的中心折射率受抑制的纤维 |
CN107924023B (zh) * | 2015-07-08 | 2020-12-01 | 恩耐公司 | 具有用于增加的光束参数乘积的中心折射率受抑制的纤维 |
Also Published As
Publication number | Publication date |
---|---|
HK1041728B (zh) | 2007-11-09 |
EP1146358A4 (en) | 2005-09-07 |
US6266467B1 (en) | 2001-07-24 |
AU767723B2 (en) | 2003-11-20 |
WO2000031573A1 (fr) | 2000-06-02 |
KR20010101071A (ko) | 2001-11-14 |
US6415089B2 (en) | 2002-07-02 |
KR100642035B1 (ko) | 2006-11-03 |
US20010031119A1 (en) | 2001-10-18 |
CN1332856A (zh) | 2002-01-23 |
US6859595B2 (en) | 2005-02-22 |
US20030077057A1 (en) | 2003-04-24 |
US20020012511A1 (en) | 2002-01-31 |
ID29527A (id) | 2001-09-06 |
EP1146358A1 (en) | 2001-10-17 |
AU1410500A (en) | 2000-06-13 |
CA2352268A1 (en) | 2000-06-02 |
JP2007011399A (ja) | 2007-01-18 |
JP3928355B2 (ja) | 2007-06-13 |
HK1041728A1 (en) | 2002-07-19 |
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