JP7405259B2 - 光ファイバ及びその接続方法 - Google Patents

光ファイバ及びその接続方法 Download PDF

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Publication number
JP7405259B2
JP7405259B2 JP2022534514A JP2022534514A JP7405259B2 JP 7405259 B2 JP7405259 B2 JP 7405259B2 JP 2022534514 A JP2022534514 A JP 2022534514A JP 2022534514 A JP2022534514 A JP 2022534514A JP 7405259 B2 JP7405259 B2 JP 7405259B2
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JP
Japan
Prior art keywords
core
optical fiber
cladding
optical
coating layer
Prior art date
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JP2022534514A
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Japanese (ja)
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JPWO2022009286A1 (https=
Inventor
栄伸 廣田
卓威 植松
裕之 飯田
崇 海老根
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.)
NTT Inc
NTT Inc USA
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Nippon Telegraph and Telephone Corp
NTT Inc USA
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    • 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
    • G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
    • 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
    • G02B6/245—Removing protective coverings of light guides before coupling
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Optical Couplings Of Light Guides (AREA)
JP2022534514A 2020-07-06 2020-07-06 光ファイバ及びその接続方法 Active JP7405259B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/026481 WO2022009286A1 (ja) 2020-07-06 2020-07-06 光ファイバ及びその接続方法

Publications (2)

Publication Number Publication Date
JPWO2022009286A1 JPWO2022009286A1 (https=) 2022-01-13
JP7405259B2 true JP7405259B2 (ja) 2023-12-26

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JP2022534514A Active JP7405259B2 (ja) 2020-07-06 2020-07-06 光ファイバ及びその接続方法

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US (1) US20230296828A1 (https=)
JP (1) JP7405259B2 (https=)
WO (1) WO2022009286A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250306288A1 (en) * 2022-05-19 2025-10-02 Nippon Telegraph And Telephone Corporation Optical fiber switching method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170205583A1 (en) 2016-01-18 2017-07-20 Corning Incorporated Polymer clad fiber for evanescent coupling
US20190235171A1 (en) 2018-01-31 2019-08-01 Corning Optical Communications LLC Optical couplers for evanescent coupling of polymer clad fibers to optical waveguides using alignment features

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US4536058A (en) * 1981-09-10 1985-08-20 The Board Of Trustees Of The Leland Stanford Junior University Method of manufacturing a fiber optic directional coupler
US4784452A (en) * 1986-08-01 1988-11-15 Ensign-Bickford Optics Co. Optical fiber coupler
US5703980A (en) * 1996-09-20 1997-12-30 Northern Telecom Method for low-loss insertion of an optical signal from an optical fibre to a waveguide integrated on to a semiconductor wafer
US5949942A (en) * 1997-09-12 1999-09-07 Intel Corporation Planar waveguide and method of forming the same
US6538087B2 (en) * 2000-07-28 2003-03-25 Promerus, Llc Polymeric compositions for forming optical waveguides; optical waveguides formed therefrom; and methods for making same
US6507681B1 (en) * 2000-08-02 2003-01-14 Gemfire Corporation Anti-waveguide routing structure
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
CN102257415B (zh) * 2008-12-24 2013-10-16 古河电气工业株式会社 多芯光纤
US8218928B2 (en) * 2009-04-23 2012-07-10 Ofs Fitel, Llc Spatial filtering of higher order modes in multimode fibers
JP5416059B2 (ja) * 2010-09-03 2014-02-12 古河電気工業株式会社 光ファイバ
EP2687883A4 (en) * 2011-03-17 2014-09-24 Furukawa Electric Co Ltd GLASS FIBER, LIGHT TRANSMISSION SYSTEM AND METHOD OF MEASURING GLASS FIBERS
JP5867076B2 (ja) * 2011-12-28 2016-02-24 住友電気工業株式会社 マルチコア光ファイバ
US20160141826A1 (en) * 2014-11-13 2016-05-19 Bae Systems Information And Electronic Systems Integration Inc. Liquid cladding for multiple clad fiber laser
US9835812B2 (en) * 2015-08-04 2017-12-05 Corning Incorporated Multi-optical fiber aggregate
US10243315B2 (en) * 2017-07-13 2019-03-26 Dicon Fiberoptics, Inc. Solid-state optical amplifier chip with improved optical pumping
JP6998754B2 (ja) * 2017-12-15 2022-01-18 古河電気工業株式会社 光結合器及び光増幅器
CN109061801B (zh) * 2018-10-12 2024-02-20 广东国志激光技术有限公司 一种高功率信号合束器及其制作方法
WO2020090742A1 (ja) * 2018-10-30 2020-05-07 古河電気工業株式会社 光ファイバ
JPWO2020162406A1 (ja) * 2019-02-05 2021-12-16 古河電気工業株式会社 光ファイバ
EP4023619B1 (en) * 2019-08-30 2025-01-01 Furukawa Electric Co., Ltd. Optical fiber
TW202120632A (zh) * 2019-09-30 2021-06-01 日商日東電工股份有限公司 塑膠光纖
US11733449B2 (en) * 2020-08-10 2023-08-22 Corning Incorporated Ultra-low-loss coupled-core multicore optical fibers
JP7704554B2 (ja) * 2021-03-29 2025-07-08 古河電気工業株式会社 光ファイバ
WO2023042769A1 (ja) * 2021-09-16 2023-03-23 古河電気工業株式会社 光ファイバ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170205583A1 (en) 2016-01-18 2017-07-20 Corning Incorporated Polymer clad fiber for evanescent coupling
US20190235171A1 (en) 2018-01-31 2019-08-01 Corning Optical Communications LLC Optical couplers for evanescent coupling of polymer clad fibers to optical waveguides using alignment features

Also Published As

Publication number Publication date
US20230296828A1 (en) 2023-09-21
WO2022009286A1 (ja) 2022-01-13
JPWO2022009286A1 (https=) 2022-01-13

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