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 PDFInfo
- 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
- Authority
- 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
Links
Images
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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Optical Integrated Circuits (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Knitting Of Fabric (AREA)
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 (ja) |
JP (1) | JP2002524766A (ja) |
KR (1) | KR20010085768A (ja) |
CN (1) | CN1317098A (ja) |
AU (1) | AU5680599A (ja) |
BR (1) | BR9913124A (ja) |
CA (1) | CA2342339A1 (ja) |
ID (1) | ID28479A (ja) |
TW (1) | TW455710B (ja) |
WO (1) | WO2000014581A2 (ja) |
ZA (2) | ZA995769B (ja) |
Cited By (3)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1181595A1 (en) * | 1999-03-30 | 2002-02-27 | 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 (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 |
EP3397999A1 (en) * | 2016-02-05 | 2018-11-07 | Nufern | Mode mixing optical fibers and methods and systems using the same |
US20200115270A1 (en) * | 2017-03-14 | 2020-04-16 | Nanyang Technological University | Fiber preform, optical fiber and methods for forming the same |
JPWO2020195739A1 (ja) * | 2019-03-27 | 2020-10-01 |
Family Cites Families (5)
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 |
-
1999
- 1999-08-20 WO PCT/US1999/018933 patent/WO2000014581A2/en not_active Application Discontinuation
- 1999-08-20 KR KR1020017002991A patent/KR20010085768A/ko not_active Application Discontinuation
- 1999-08-20 CN CN99810742A patent/CN1317098A/zh active Pending
- 1999-08-20 AU AU56805/99A patent/AU5680599A/en not_active Abandoned
- 1999-08-20 BR BR9913124-2A patent/BR9913124A/pt not_active Application Discontinuation
- 1999-08-20 EP EP99943774A patent/EP1125153A2/en not_active Withdrawn
- 1999-08-20 CA CA002342339A patent/CA2342339A1/en not_active Abandoned
- 1999-08-20 ID IDW20010788A patent/ID28479A/id unknown
- 1999-08-20 JP JP2000569270A patent/JP2002524766A/ja active Pending
- 1999-09-08 ZA ZA9905769A patent/ZA995769B/xx unknown
- 1999-09-27 TW TW088116553A patent/TW455710B/zh not_active IP Right Cessation
-
2001
- 2001-01-17 ZA ZA200100472A patent/ZA200100472B/en unknown
Cited By (5)
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 |
---|---|
BR9913124A (pt) | 2001-05-15 |
ZA200100472B (en) | 2001-08-14 |
WO2000014581A2 (en) | 2000-03-16 |
AU5680599A (en) | 2000-03-27 |
CA2342339A1 (en) | 2000-03-16 |
ID28479A (id) | 2001-05-31 |
WO2000014581A3 (en) | 2000-08-24 |
TW455710B (en) | 2001-09-21 |
EP1125153A2 (en) | 2001-08-22 |
JP2002524766A (ja) | 2002-08-06 |
ZA995769B (en) | 2000-03-29 |
KR20010085768A (ko) | 2001-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |