JPS58168004A - 光フアイバ - Google Patents
光フアイバInfo
- Publication number
- JPS58168004A JPS58168004A JP58039343A JP3934383A JPS58168004A JP S58168004 A JPS58168004 A JP S58168004A JP 58039343 A JP58039343 A JP 58039343A JP 3934383 A JP3934383 A JP 3934383A JP S58168004 A JPS58168004 A JP S58168004A
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- dispersion
- refractive index
- cladding layer
- wavelength
- 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.)
- Granted
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
- G02B6/02214—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
- G02B6/02233—Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range having at least two dispersion zero wavelengths
-
- 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
- G02B6/03666—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 - + - +
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Waveguides (AREA)
- Optical Communication System (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35705382A | 1982-03-11 | 1982-03-11 | |
US357053 | 1982-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58168004A true JPS58168004A (ja) | 1983-10-04 |
JPS6237361B2 JPS6237361B2 (zh) | 1987-08-12 |
Family
ID=23404110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58039343A Granted JPS58168004A (ja) | 1982-03-11 | 1983-03-11 | 光フアイバ |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS58168004A (zh) |
CA (1) | CA1248386A (zh) |
DE (1) | DE3307874A1 (zh) |
FR (1) | FR2523316B1 (zh) |
GB (1) | GB2116744B (zh) |
NL (1) | NL8300880A (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005006041A1 (ja) * | 2003-07-11 | 2005-01-20 | Sumitomo Electric Industries, Ltd. | 光ファイバ、光ファイバ伝送路及び光伝送システム |
US7321711B2 (en) | 2002-02-13 | 2008-01-22 | The Furukawa Electric Co., Ltd. | Optical fiber and optical transmission line and optical communication system including such optical fiber |
JP2009301814A (ja) * | 2008-06-12 | 2009-12-24 | Ichikoh Ind Ltd | 車両用灯具 |
JP4496649B2 (ja) * | 1999-04-16 | 2010-07-07 | 住友電気工業株式会社 | 光ファイバ及びそれを含む光伝送路 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL71644A (en) * | 1983-05-20 | 1987-11-30 | Corning Glass Works | Low dispersion,low-loss single-mode optical waveguide |
US4641917A (en) * | 1985-02-08 | 1987-02-10 | At&T Bell Laboratories | Single mode optical fiber |
NL8502625A (nl) * | 1985-09-26 | 1987-04-16 | Philips Nv | Optisch transmissiesysteem bevattende een stralingsbron en een meervoudig beklede monomode optische transmissievezel met een negatieve stap in het brekingsindexprofiel. |
DE3812140A1 (de) * | 1988-04-12 | 1989-11-02 | Schott Glaswerke | Monomode-lichtleitfaser |
US5067793A (en) * | 1989-08-16 | 1991-11-26 | U.S. Philips Corporation | Polarization-maintaining single-mode optical fibre and method of making same |
US5361319A (en) * | 1992-02-04 | 1994-11-01 | Corning Incorporated | Dispersion compensating devices and systems |
US5553185A (en) * | 1994-12-27 | 1996-09-03 | Corning Incorporated | Controlled dispersion optical waveguide |
FR2736440B1 (fr) * | 1995-07-07 | 1997-08-01 | Alcatel Submarcom | Guide optique monomode a dispersion decalee et grande surface effective de mode |
US5878182A (en) * | 1997-06-05 | 1999-03-02 | Lucent Technologies Inc. | Optical fiber having a low-dispersion slope in the erbium amplifier region |
GB9814526D0 (en) | 1998-07-03 | 1998-09-02 | Univ Southampton | Optical fibre and optical fibre device |
FR2782391A1 (fr) | 1998-08-13 | 2000-02-18 | Alsthom Cge Alcatel | Ajout d'un anneau externe au profil d'indice d'une fibre optique monomode a dispersion decalee |
EP1188078A1 (en) * | 1999-04-23 | 2002-03-20 | Massachusetts Institute Of Technology | All-dielectric coaxial waveguide |
US6317549B1 (en) | 1999-05-24 | 2001-11-13 | Lucent Technologies Inc. | Optical fiber having negative dispersion and low slope in the Erbium amplifier region |
EP1111414A3 (en) * | 1999-12-13 | 2007-08-08 | Sumitomo Electric Industries, Ltd. | Optical fiber and optical transmission system |
JP4206623B2 (ja) * | 2000-09-01 | 2009-01-14 | 住友電気工業株式会社 | 負分散光ファイバおよび光伝送路 |
WO2005082801A2 (en) | 2004-02-20 | 2005-09-09 | Corning Incorporated | Optical fiber and method for making such fiber |
US7203407B2 (en) * | 2004-10-21 | 2007-04-10 | Corning Incorporated | Rare earth doped single polarization double clad optical fiber and a method for making such fiber |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU504423B2 (en) * | 1975-11-14 | 1979-10-11 | International Standard Electric Corporation | Optical fibre |
GB1602052A (en) * | 1977-06-20 | 1981-11-04 | Int Standard Electric Corp | Optical fibre manufacture |
US4179187A (en) * | 1977-08-12 | 1979-12-18 | Corning Glass Works | Multiple mode waveguide having cylindrical perturbations |
US4183621A (en) * | 1977-12-29 | 1980-01-15 | International Telephone And Telegraph Corporation | Water resistant high strength fibers |
GB2067781B (en) * | 1979-10-29 | 1983-09-01 | Standard Telephones Cables Ltd | Optical fibres |
DE3064002D1 (en) * | 1980-02-12 | 1983-08-11 | Post Office | A glass optical fibre and a method of coating a plastic coated glass fibre with metal |
US4418984A (en) * | 1980-11-03 | 1983-12-06 | Hughes Aircraft Company | Multiply coated metallic clad fiber optical waveguide |
JPS6014321B2 (ja) * | 1981-08-18 | 1985-04-12 | 日立電線株式会社 | 定偏波型光フアイバ |
AU531893B2 (en) * | 1981-08-19 | 1983-09-08 | Hitachi Cable Ltd. | d |
CA1205307A (en) * | 1981-12-07 | 1986-06-03 | Venkata A. Bhagavatula | Low dispersion, low-loss single-mode optical waveguide |
-
1983
- 1983-01-26 CA CA000420280A patent/CA1248386A/en not_active Expired
- 1983-03-05 DE DE19833307874 patent/DE3307874A1/de active Granted
- 1983-03-07 FR FR8303686A patent/FR2523316B1/fr not_active Expired
- 1983-03-09 GB GB08306443A patent/GB2116744B/en not_active Expired
- 1983-03-10 NL NL8300880A patent/NL8300880A/nl not_active Application Discontinuation
- 1983-03-11 JP JP58039343A patent/JPS58168004A/ja active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4496649B2 (ja) * | 1999-04-16 | 2010-07-07 | 住友電気工業株式会社 | 光ファイバ及びそれを含む光伝送路 |
US7321711B2 (en) | 2002-02-13 | 2008-01-22 | The Furukawa Electric Co., Ltd. | Optical fiber and optical transmission line and optical communication system including such optical fiber |
US7505659B2 (en) | 2002-02-13 | 2009-03-17 | The Furukawa Electric Co., Ltd. | Optical fiber and optical transmission line and optical communication system including such optical fiber |
WO2005006041A1 (ja) * | 2003-07-11 | 2005-01-20 | Sumitomo Electric Industries, Ltd. | 光ファイバ、光ファイバ伝送路及び光伝送システム |
JP2009301814A (ja) * | 2008-06-12 | 2009-12-24 | Ichikoh Ind Ltd | 車両用灯具 |
Also Published As
Publication number | Publication date |
---|---|
GB2116744B (en) | 1987-01-21 |
JPS6237361B2 (zh) | 1987-08-12 |
NL8300880A (nl) | 1983-10-03 |
GB2116744A (en) | 1983-09-28 |
GB8306443D0 (en) | 1983-04-13 |
FR2523316B1 (fr) | 1987-11-27 |
FR2523316A1 (fr) | 1983-09-16 |
CA1248386A (en) | 1989-01-10 |
DE3307874C2 (zh) | 1991-01-10 |
DE3307874A1 (de) | 1983-09-22 |
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