FR2523316B1 - QUADRUPLE FIBER OPTIC FIBER - Google Patents
QUADRUPLE FIBER OPTIC FIBERInfo
- Publication number
- FR2523316B1 FR2523316B1 FR8303686A FR8303686A FR2523316B1 FR 2523316 B1 FR2523316 B1 FR 2523316B1 FR 8303686 A FR8303686 A FR 8303686A FR 8303686 A FR8303686 A FR 8303686A FR 2523316 B1 FR2523316 B1 FR 2523316B1
- Authority
- FR
- France
- Prior art keywords
- fiber
- quadruple
- fiber optic
- optic
- optic 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
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)
- Waveguides (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Optical Communication System (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35705382A | 1982-03-11 | 1982-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2523316A1 FR2523316A1 (en) | 1983-09-16 |
FR2523316B1 true FR2523316B1 (en) | 1987-11-27 |
Family
ID=23404110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8303686A Expired FR2523316B1 (en) | 1982-03-11 | 1983-03-07 | QUADRUPLE FIBER OPTIC FIBER |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS58168004A (en) |
CA (1) | CA1248386A (en) |
DE (1) | DE3307874A1 (en) |
FR (1) | FR2523316B1 (en) |
GB (1) | GB2116744B (en) |
NL (1) | NL8300880A (en) |
Families Citing this family (21)
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 (en) * | 1985-09-26 | 1987-04-16 | Philips Nv | OPTICAL TRANSMISSION SYSTEM CONTAINING A RADIATION SOURCE AND A MULTIPLY COATED MONOMODE OPTICAL TRANSMISSION FIBER WITH A NEGATIVE STEP IN THE FRACTION INDEX PROFILE. |
DE3812140A1 (en) * | 1988-04-12 | 1989-11-02 | Schott Glaswerke | MONOMODE LIGHT FIBER |
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 (en) * | 1995-07-07 | 1997-08-01 | Alcatel Submarcom | SINGLE-MODE OPTICAL GUIDE WITH OFFSET DISPERSION AND LARGE EFFECTIVE MODE SURFACE |
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 (en) | 1998-08-13 | 2000-02-18 | Alsthom Cge Alcatel | Shifted dispersion single mode fibre optic index doping technique; has central triangular, rectangular or trapezoidal profile and outer sheath region with specific inner doped region and higher doped outer region sections |
TW451088B (en) * | 1999-04-16 | 2001-08-21 | Sumitomo Electric Industries | Optical fiber and optical transmission line including the same |
US6573813B1 (en) | 1999-04-23 | 2003-06-03 | Massachusetts Institute Of Technology | All-dielectric coaxial waveguide with annular sections |
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 (en) * | 2000-09-01 | 2009-01-14 | 住友電気工業株式会社 | Negative dispersion optical fiber and optical transmission line |
US6856744B2 (en) | 2002-02-13 | 2005-02-15 | The Furukawa Electric Co., Ltd. | Optical fiber and optical transmission line and optical communication system including such optical fiber |
JP2005031581A (en) * | 2003-07-11 | 2005-02-03 | Sumitomo Electric Ind Ltd | Optical fiber, optical fiber transmission line and optical transmission system |
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 |
JP4953097B2 (en) * | 2008-06-12 | 2012-06-13 | 市光工業株式会社 | Vehicle lighting |
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 |
EP0034670B1 (en) * | 1980-02-12 | 1983-07-06 | The 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 (en) * | 1981-08-18 | 1985-04-12 | 日立電線株式会社 | Constant polarization optical fiber |
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/en active Granted
- 1983-03-07 FR FR8303686A patent/FR2523316B1/en not_active Expired
- 1983-03-09 GB GB08306443A patent/GB2116744B/en not_active Expired
- 1983-03-10 NL NL8300880A patent/NL8300880A/en not_active Application Discontinuation
- 1983-03-11 JP JP58039343A patent/JPS58168004A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2523316A1 (en) | 1983-09-16 |
NL8300880A (en) | 1983-10-03 |
CA1248386A (en) | 1989-01-10 |
GB8306443D0 (en) | 1983-04-13 |
JPS6237361B2 (en) | 1987-08-12 |
JPS58168004A (en) | 1983-10-04 |
DE3307874C2 (en) | 1991-01-10 |
GB2116744A (en) | 1983-09-28 |
GB2116744B (en) | 1987-01-21 |
DE3307874A1 (en) | 1983-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |