ZA995769B - Radially varying and azimuthally asymmetric optical waveguide fiber. - Google Patents

Radially varying and azimuthally asymmetric optical waveguide fiber.

Info

Publication number
ZA995769B
ZA995769B ZA9905769A ZA995769A ZA995769B ZA 995769 B ZA995769 B ZA 995769B ZA 9905769 A ZA9905769 A ZA 9905769A ZA 995769 A ZA995769 A ZA 995769A ZA 995769 B ZA995769 B ZA 995769B
Authority
ZA
South Africa
Prior art keywords
optical waveguide
waveguide fiber
asymmetric optical
radially varying
azimuthally asymmetric
Prior art date
Application number
ZA9905769A
Inventor
Venkata Adiseshaia Bhagavatula
Original Assignee
Corning Inc
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
Application filed by Corning Inc filed Critical Corning Inc
Publication of ZA995769B publication Critical patent/ZA995769B/en

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • C03B37/01222—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube for making preforms of multiple core optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01228—Removal of preform material
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01228—Removal of preform material
    • C03B37/01231—Removal of preform material to form a longitudinal hole, e.g. by drilling
    • 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
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02319—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by core or core-cladding interface features
    • G02B6/02338—Structured core, e.g. core contains more than one material, non-constant refractive index distribution in core, asymmetric or non-circular elements in core unit, multiple cores, insertions between core and clad
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/12—Non-circular or non-elliptical cross-section, e.g. planar core
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/29—Segmented core fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/32—Eccentric core or cladding
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/34—Plural core other than bundles, e.g. double core
    • 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 - + -

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
  • Knitting Of Fabric (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
ZA9905769A 1998-09-09 1999-09-08 Radially varying and azimuthally asymmetric optical waveguide fiber. ZA995769B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9953598P 1998-09-09 1998-09-09

Publications (1)

Publication Number Publication Date
ZA995769B true ZA995769B (en) 2000-03-29

Family

ID=22275476

Family Applications (2)

Application Number Title Priority Date Filing Date
ZA9905769A ZA995769B (en) 1998-09-09 1999-09-08 Radially varying and azimuthally asymmetric optical waveguide fiber.
ZA200100472A ZA200100472B (en) 1998-09-09 2001-01-17 Radially non uniform and azimuthally asymmetric optical waveguide fiber.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA200100472A ZA200100472B (en) 1998-09-09 2001-01-17 Radially non uniform and azimuthally asymmetric optical waveguide fiber.

Country Status (11)

Country Link
EP (1) EP1125153A2 (en)
JP (1) JP2002524766A (en)
KR (1) KR20010085768A (en)
CN (1) CN1317098A (en)
AU (1) AU5680599A (en)
BR (1) BR9913124A (en)
CA (1) CA2342339A1 (en)
ID (1) ID28479A (en)
TW (1) TW455710B (en)
WO (1) WO2000014581A2 (en)
ZA (2) ZA995769B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2368789A1 (en) * 1999-03-30 2000-10-12 Crystal Fibre A/S Polarisation preserving optical fibre
EP1202089A1 (en) 2000-10-31 2002-05-02 PIRELLI CAVI E SISTEMI S.p.A. Optical fibre filter
PL223518B1 (en) 2013-03-12 2016-10-31 Wrocławskie Centrum Badań Eit + Spółka Z Ograniczoną Spindle for polishing the fiber preform polymeric microstructure, the method for polishing the polymer microstructure of the fiber preform and the fiber polymer microstructural spindle made of polished preform
US9917410B2 (en) * 2015-12-04 2018-03-13 Nlight, Inc. Optical mode filter employing radially asymmetric fiber
CN105500719A (en) * 2016-01-28 2016-04-20 北京交通大学 Method for manufacturing terahertz waveguide preform by means of 3D printing technology
JP6998311B2 (en) * 2016-02-05 2022-02-04 ニューファーン Fiber optic system
WO2018123541A1 (en) * 2016-12-28 2018-07-05 住友電気工業株式会社 Method for producing optical fiber preform
WO2018169487A1 (en) * 2017-03-14 2018-09-20 Nanyang Technological University Fiber preform, optical fiber and methods for forming the same
WO2020195739A1 (en) * 2019-03-27 2020-10-01 古河電気工業株式会社 Multicore fiber preform manufacturing method, multicore fiber preform, and multicore fiber

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831565B2 (en) * 1980-07-23 1983-07-07 日本電信電話株式会社 optical fiber
JPS6035702A (en) * 1983-08-05 1985-02-23 Furukawa Electric Co Ltd:The Single polarizing optical fiber
JPH0715529B2 (en) * 1986-09-05 1995-02-22 富士通株式会社 Polarization-maintaining single-mode optical fiber
WO1989011109A1 (en) * 1988-05-03 1989-11-16 The University Of Sydney Circularly birefringent optical fibre
JPH0226847A (en) * 1988-07-15 1990-01-29 Sumitomo Electric Ind Ltd Production of polarization maintaining optical fiber

Also Published As

Publication number Publication date
CA2342339A1 (en) 2000-03-16
KR20010085768A (en) 2001-09-07
JP2002524766A (en) 2002-08-06
BR9913124A (en) 2001-05-15
EP1125153A2 (en) 2001-08-22
ZA200100472B (en) 2001-08-14
ID28479A (en) 2001-05-31
WO2000014581A2 (en) 2000-03-16
CN1317098A (en) 2001-10-10
WO2000014581A3 (en) 2000-08-24
AU5680599A (en) 2000-03-27
TW455710B (en) 2001-09-21

Similar Documents

Publication Publication Date Title
ZA99443B (en) Optical fibre assembly.
ZA993558B (en) Fiber optic drop splice closure and related methods.
ZA992715B (en) Dispersion managed optical waveguide and system with distributed amplifaction.
AU2001279056A1 (en) Optical waveguides and methods for making the same
HK1041728A1 (en) Optical fiber and optical transmission system including the same
GB2332284B (en) Branched optical waveguide,and its method of use
ZA995927B (en) Multicore and multimode dispersion managed fibers.
AU3814499A (en) Method for connecting optical fiber and optical waveguide
EP1146373A4 (en) Spacer for optical fiber cable, manufacturing method of the same and optical fiber cable using the spacer
EP1096279A4 (en) Optical fiber
GB2338079B (en) Optical waveguide attenuation
GB2333851B (en) An optical waveguide
GB9917138D0 (en) Optical fibres and waveguides
EP1136849A4 (en) Single-mode optical fiber and its production method
ZA995769B (en) Radially varying and azimuthally asymmetric optical waveguide fiber.
AU1686699A (en) Optical fiber
EP1046935A4 (en) Optical fiber
HK1026944A1 (en) Optical waveguide comprising transition portion
GB0000946D0 (en) Optical waveguide and method for fabricating the same
EP1020749A4 (en) Optical waveguide with micromirror, its manufacturing method, and optical information processor
ZA997311B (en) Optical fibre cable manufacture.
ZA994410B (en) Producing optical fibre.
ZA200004539B (en) Method of making optical fibers.
AU4946599A (en) Stripping optical fibers
ZA200007393B (en) Single mode optical waveguide.