AU704263B2 - Fiber optic coupler exhibiting low nonadiabatic loss - Google Patents

Fiber optic coupler exhibiting low nonadiabatic loss Download PDF

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Publication number
AU704263B2
AU704263B2 AU17743/95A AU1774395A AU704263B2 AU 704263 B2 AU704263 B2 AU 704263B2 AU 17743/95 A AU17743/95 A AU 17743/95A AU 1774395 A AU1774395 A AU 1774395A AU 704263 B2 AU704263 B2 AU 704263B2
Authority
AU
Australia
Prior art keywords
refractive index
fiber
core
fibers
cladding
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.)
Ceased
Application number
AU17743/95A
Other languages
English (en)
Other versions
AU1774395A (en
Inventor
David Lee Weidman
Donald Ray Young Jr
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 AU1774395A publication Critical patent/AU1774395A/en
Application granted granted Critical
Publication of AU704263B2 publication Critical patent/AU704263B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2835—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. couplers
    • 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
    • G02B6/03622—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 2 layers only
    • G02B6/03633—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 2 layers only arranged - -

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
AU17743/95A 1994-05-05 1995-04-27 Fiber optic coupler exhibiting low nonadiabatic loss Ceased AU704263B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US238384 1994-05-05
US08/238,384 US5412745A (en) 1994-05-05 1994-05-05 Fiber optic coupler exhibiting low nonadiabatic loss

Publications (2)

Publication Number Publication Date
AU1774395A AU1774395A (en) 1995-11-16
AU704263B2 true AU704263B2 (en) 1999-04-15

Family

ID=22897648

Family Applications (1)

Application Number Title Priority Date Filing Date
AU17743/95A Ceased AU704263B2 (en) 1994-05-05 1995-04-27 Fiber optic coupler exhibiting low nonadiabatic loss

Country Status (9)

Country Link
US (2) US5412745A (enExample)
EP (1) EP0681196B1 (enExample)
JP (1) JP3689872B2 (enExample)
KR (1) KR950033533A (enExample)
CN (1) CN1072802C (enExample)
AU (1) AU704263B2 (enExample)
CA (1) CA2145717A1 (enExample)
DE (1) DE69519192T2 (enExample)
TW (1) TW289805B (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3175559B2 (ja) * 1995-07-03 2001-06-11 住友電装株式会社 光分岐結合器の製造方法
US5594822A (en) * 1995-12-05 1997-01-14 Corning Incorporated Fiber optic couplers, preform and method of making same
AU721745B2 (en) 1996-12-31 2000-07-13 Corning Incorporated Optical couplers with multilayer fibers
US5966207A (en) * 1997-08-18 1999-10-12 Corning Incorporated Methods for identifying optical fibers which exhibit elevated levels of polarization mode dispersion
US6631230B1 (en) * 1999-12-22 2003-10-07 Micron Technology, Inc. Imaging application using coherent optical fiber bundle
JP3829665B2 (ja) * 2000-09-29 2006-10-04 住友電気工業株式会社 光ファイバカプラ及び光ファイバカプラ用の光ファイバ
US6823117B2 (en) * 2001-12-07 2004-11-23 Coherent, Inc. Mode multiplexing optical coupling device
US6771865B2 (en) * 2002-03-20 2004-08-03 Corning Incorporated Low bend loss optical fiber and components made therefrom
JP4058355B2 (ja) * 2003-01-21 2008-03-05 株式会社フジクラ 光ファイバカプラ
US7046890B2 (en) * 2003-09-30 2006-05-16 Corning Incorporated Optical fiber with low taper induced loss
JP4761935B2 (ja) 2005-11-01 2011-08-31 富士機工株式会社 シートリクライニング装置
WO2007122630A2 (en) * 2006-04-24 2007-11-01 Sterlite Optical Technologies Ltd. Single mode optical fiber having reduced macrobending and attenuation loss and method for manufacturing the same
US7455460B2 (en) * 2007-03-08 2008-11-25 Panduit Corp. Fiber optic connector with double-clad stub fiber
WO2009077636A1 (en) * 2007-12-14 2009-06-25 Corelase Oy Means of coupling light into optical fibers and methods of manufacturing a coupler
US8160415B2 (en) * 2009-01-27 2012-04-17 Ipg Photonics Corporation High power fiber laser system with high quality beam
CN102185238B (zh) * 2011-04-01 2012-05-23 北京交通大学 通过改变包层折射率分布的大有效面积单模光纤放大器
CN102222855B (zh) * 2011-05-09 2012-05-30 北京交通大学 带有聚光层结构的光纤激光器
CN102183813B (zh) * 2011-05-09 2012-05-30 北京交通大学 带有聚光层的光纤结构
CN102255228B (zh) * 2011-05-09 2012-05-30 北京交通大学 带有聚光层结构的光纤放大器
WO2023114109A1 (en) * 2021-12-14 2023-06-22 Ofs Fitel, Llc Specialized optical fiber cladding for suppressing mode coupling during tapering

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4795228A (en) * 1985-12-13 1989-01-03 Siemens Aktiengesellschaft Fiber taper particularly useful for coupling a monomode fiber to a semiconductor laser
US4877300A (en) * 1988-10-24 1989-10-31 Corning Incorporated Non-adiabatically-tapered connector
US5179603A (en) * 1991-03-18 1993-01-12 Corning Incorporated Optical fiber amplifier and coupler

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5565909A (en) * 1978-11-13 1980-05-17 Nippon Telegr & Teleph Corp <Ntt> Optical fiber
JPS60154215A (ja) * 1984-01-25 1985-08-13 Nippon Telegr & Teleph Corp <Ntt> フアイバ形方向性結合器
US4763976A (en) * 1987-05-21 1988-08-16 Corning Glass Works Connector employing mode field modification
US4976512A (en) * 1989-04-05 1990-12-11 Safaai Jazi Ahmad Narrowband fiberoptic spectral filter formed from fibers having a refractive index with a W profile and a step profile
US5011251A (en) 1989-12-08 1991-04-30 Corning Incorporated Achromatic fiber optic coupler
US5044716A (en) * 1989-12-08 1991-09-03 Corning Incorporated Chlorine-doped optical component
US5268979A (en) * 1992-07-15 1993-12-07 Corning Incorporated Achromatic overclad fiber optic coupler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4795228A (en) * 1985-12-13 1989-01-03 Siemens Aktiengesellschaft Fiber taper particularly useful for coupling a monomode fiber to a semiconductor laser
US4877300A (en) * 1988-10-24 1989-10-31 Corning Incorporated Non-adiabatically-tapered connector
US5179603A (en) * 1991-03-18 1993-01-12 Corning Incorporated Optical fiber amplifier and coupler

Also Published As

Publication number Publication date
US5412745A (en) 1995-05-02
USRE38586E1 (en) 2004-09-14
DE69519192T2 (de) 2001-05-17
CA2145717A1 (en) 1995-11-06
EP0681196A1 (en) 1995-11-08
KR950033533A (ko) 1995-12-26
AU1774395A (en) 1995-11-16
CN1072802C (zh) 2001-10-10
DE69519192D1 (de) 2000-11-30
TW289805B (enExample) 1996-11-01
EP0681196B1 (en) 2000-10-25
JP3689872B2 (ja) 2005-08-31
JPH07301722A (ja) 1995-11-14
CN1120172A (zh) 1996-04-10

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired