CN1317098A - 径向不均匀且方位角向不对称的光纤 - Google Patents

径向不均匀且方位角向不对称的光纤 Download PDF

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Publication number
CN1317098A
CN1317098A CN99810742A CN99810742A CN1317098A CN 1317098 A CN1317098 A CN 1317098A CN 99810742 A CN99810742 A CN 99810742A CN 99810742 A CN99810742 A CN 99810742A CN 1317098 A CN1317098 A CN 1317098A
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CN
China
Prior art keywords
sector
core
waveguide
refractive index
radius
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
CN99810742A
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English (en)
Chinese (zh)
Inventor
V·A·巴加万吐拉
R·M·霍克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Corning Inc
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 CN1317098A publication Critical patent/CN1317098A/zh
Pending legal-status Critical Current

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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
    • 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
    • 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)
CN99810742A 1998-09-09 1999-08-20 径向不均匀且方位角向不对称的光纤 Pending CN1317098A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9953598P 1998-09-09 1998-09-09
US60/099,535 1998-09-09

Publications (1)

Publication Number Publication Date
CN1317098A true CN1317098A (zh) 2001-10-10

Family

ID=22275476

Family Applications (1)

Application Number Title Priority Date Filing Date
CN99810742A Pending CN1317098A (zh) 1998-09-09 1999-08-20 径向不均匀且方位角向不对称的光纤

Country Status (11)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105500719A (zh) * 2016-01-28 2016-04-20 北京交通大学 一种利用3d打印技术制备太赫兹波导预制棒的方法
CN107017548A (zh) * 2015-12-04 2017-08-04 恩耐公司 采用径向不对称光纤的光学模过滤器
CN110114320A (zh) * 2016-12-28 2019-08-09 住友电气工业株式会社 用于制造光纤预制件的方法

Families Citing this family (6)

* 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 (de) 2000-10-31 2002-05-02 PIRELLI CAVI E SISTEMI S.p.A. Faseroptischer Filter
PL223518B1 (pl) 2013-03-12 2016-10-31 Wrocławskie Centrum Badań Eit + Spółka Z Ograniczoną Wrzeciono do polerowania polimerowych preform na włókna mikrostrukturalne oraz sposób polerowania polimerowych preform na włókna mikrostrukturalne
JP6998311B2 (ja) * 2016-02-05 2022-02-04 ニューファーン 光ファイバシステム
WO2018169487A1 (en) * 2017-03-14 2018-09-20 Nanyang Technological University Fiber preform, optical fiber and methods for forming the same
WO2020195739A1 (ja) * 2019-03-27 2020-10-01 古河電気工業株式会社 マルチコアファイバ母材の製造方法、マルチコアファイバ母材、およびマルチコアファイバ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831565B2 (ja) * 1980-07-23 1983-07-07 日本電信電話株式会社 光フアイバ
JPS6035702A (ja) * 1983-08-05 1985-02-23 Furukawa Electric Co Ltd:The 単一偏波光フアイバ
JPH0715529B2 (ja) * 1986-09-05 1995-02-22 富士通株式会社 偏波面保存シングルモード光ファイバ
WO1989011109A1 (en) * 1988-05-03 1989-11-16 The University Of Sydney Circularly birefringent optical fibre
JPH0226847A (ja) * 1988-07-15 1990-01-29 Sumitomo Electric Ind Ltd 偏波保持光ファイバの製造方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107017548A (zh) * 2015-12-04 2017-08-04 恩耐公司 采用径向不对称光纤的光学模过滤器
CN107017548B (zh) * 2015-12-04 2020-07-17 恩耐公司 采用径向不对称光纤的光学模过滤器
CN105500719A (zh) * 2016-01-28 2016-04-20 北京交通大学 一种利用3d打印技术制备太赫兹波导预制棒的方法
CN110114320A (zh) * 2016-12-28 2019-08-09 住友电气工业株式会社 用于制造光纤预制件的方法
CN110114320B (zh) * 2016-12-28 2021-11-30 住友电气工业株式会社 用于制造光纤预制件的方法

Also Published As

Publication number Publication date
CA2342339A1 (en) 2000-03-16
KR20010085768A (ko) 2001-09-07
JP2002524766A (ja) 2002-08-06
BR9913124A (pt) 2001-05-15
EP1125153A2 (de) 2001-08-22
ZA200100472B (en) 2001-08-14
ID28479A (id) 2001-05-31
WO2000014581A2 (en) 2000-03-16
WO2000014581A3 (en) 2000-08-24
AU5680599A (en) 2000-03-27
TW455710B (en) 2001-09-21
ZA995769B (en) 2000-03-29

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WD01 Invention patent application deemed withdrawn after publication