JPS58168004A - Optical fiber - Google Patents

Optical fiber

Info

Publication number
JPS58168004A
JPS58168004A JP3934383A JP3934383A JPS58168004A JP S58168004 A JPS58168004 A JP S58168004A JP 3934383 A JP3934383 A JP 3934383A JP 3934383 A JP3934383 A JP 3934383A JP S58168004 A JPS58168004 A JP S58168004A
Authority
JP
Grant status
Application
Patent type
Prior art keywords
optical fiber
fiber
optical
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.)
Pending
Application number
JP3934383A
Other versions
JPS6237361B2 (en )
Inventor
George Cohen Leonard
Lee Mammel Wanda
Original Assignee
Western Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/02Optical fibre with cladding with or without a coating
    • G02B6/02214Optical fibre with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
    • G02B6/02219Characterised 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
    • G02B6/02223Dual window fibres, i.e. characterised by dispersion properties around 1550 nm and in at least another wavelength window, e.g. 1310 nm
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/02Optical fibre with cladding with or without a coating
    • G02B6/02214Optical fibre with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
    • G02B6/02219Characterised 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
    • G02B6/02228Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range
    • G02B6/02233Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range having at least two dispersion zero wavelengths
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/02Optical fibre with cladding with or without a coating
    • G02B6/02214Optical fibre with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
    • G02B6/02219Characterised 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
    • G02B6/02266Positive dispersion fibres at 1550 nm
    • G02B6/02271Non-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
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/02Optical fibre with cladding with or without a coating
    • G02B6/036Optical fibre with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616Optical 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
    • G02B6/03661Optical 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
    • G02B6/03666Optical 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 - + - +
JP3934383A 1982-03-11 1983-03-11 Expired JPS6237361B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US35705382 true 1982-03-11 1982-03-11

Publications (2)

Publication Number Publication Date
JPS58168004A true true JPS58168004A (en) 1983-10-04
JPS6237361B2 JPS6237361B2 (en) 1987-08-12

Family

ID=23404110

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3934383A Expired JPS6237361B2 (en) 1982-03-11 1983-03-11

Country Status (6)

Country Link
JP (1) JPS6237361B2 (en)
CA (1) CA1248386A (en)
DE (1) DE3307874C2 (en)
FR (1) FR2523316B1 (en)
GB (1) GB2116744B (en)
NL (1) NL8300880A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005006041A1 (en) * 2003-07-11 2005-01-20 Sumitomo Electric Industries, Ltd. Fiberoptics, fiberoptic transmission line and optical transmission system
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 (en) * 2008-06-12 2009-12-24 Ichikoh Ind Ltd Lamp for vehicle

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1246363A (en) * 1983-05-20 1988-12-13 Venkata A. Bhagavatula 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 An optical transmission system comprising a radiation source and a multiple-clad monomode optical transmission fiber having a negative step in the refractive index profile.
DE3812140C2 (en) * 1988-04-12 1990-04-26 Schott Glaswerke, 6500 Mainz, De
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 singlemode optical waveguide dispersion shifted and large effective mode area
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
JP4496649B2 (en) * 1999-04-16 2010-07-07 住友電気工業株式会社 Optical fibers and optical transmission line comprising the same
WO2000065386A9 (en) * 1999-04-23 2002-01-10 Massachusetts Inst 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 (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
WO2005082801A3 (en) 2004-02-20 2005-12-08 Corning Inc 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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2331799A1 (en) * 1975-11-14 1977-06-10 Int Standard Electric Corp optical fiber has two glasses in alternate layers of varying thickness to produce a pseudo GRIN
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 (en) * 1981-08-18 1985-04-12 Hitachi Cable
GB2104239B (en) * 1981-08-19 1985-06-12 Hitachi Cable Single polarization optical fibers and process for fabrication of same
CA1205307A (en) * 1981-12-07 1986-06-03 Venkata A. Bhagavatula Low dispersion, low-loss single-mode optical waveguide

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (en) * 2003-07-11 2005-01-20 Sumitomo Electric Industries, Ltd. Fiberoptics, fiberoptic transmission line and optical transmission system
JP2009301814A (en) * 2008-06-12 2009-12-24 Ichikoh Ind Ltd Lamp for vehicle

Also Published As

Publication number Publication date Type
FR2523316A1 (en) 1983-09-16 application
GB2116744B (en) 1987-01-21 grant
GB2116744A (en) 1983-09-28 application
DE3307874C2 (en) 1991-01-10 grant
JP1433684C (en) grant
CA1248386A1 (en) grant
CA1248386A (en) 1989-01-10 grant
JPS6237361B2 (en) 1987-08-12 grant
DE3307874A1 (en) 1983-09-22 application
NL8300880A (en) 1983-10-03 application
GB8306443D0 (en) 1983-04-13 grant
FR2523316B1 (en) 1987-11-27 grant

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