CN116250191B - 多芯光纤和光传输系统 - Google Patents

多芯光纤和光传输系统

Info

Publication number
CN116250191B
CN116250191B CN202180064643.0A CN202180064643A CN116250191B CN 116250191 B CN116250191 B CN 116250191B CN 202180064643 A CN202180064643 A CN 202180064643A CN 116250191 B CN116250191 B CN 116250191B
Authority
CN
China
Prior art keywords
optical
core
cladding
less
refractive index
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.)
Active
Application number
CN202180064643.0A
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English (en)
Chinese (zh)
Other versions
CN116250191A (zh
Inventor
菅沼贵博
长谷川健美
林哲也
佐久间洋宇
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.)
Sumitomo Electric Industries Ltd
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Sumitomo Electric Industries Ltd
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Publication date
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of CN116250191A publication Critical patent/CN116250191A/zh
Application granted granted Critical
Publication of CN116250191B publication Critical patent/CN116250191B/zh
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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
    • G02B6/02042—Multicore optical fibres
    • 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
    • G02B6/03627—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)
  • Optical Communication System (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Integrated Circuits (AREA)
CN202180064643.0A 2020-09-24 2021-09-24 多芯光纤和光传输系统 Active CN116250191B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-159586 2020-09-24
JP2020159586 2020-09-24
PCT/JP2021/035093 WO2022065435A1 (ja) 2020-09-24 2021-09-24 マルチコア光ファイバ及び光伝送システム

Publications (2)

Publication Number Publication Date
CN116250191A CN116250191A (zh) 2023-06-09
CN116250191B true CN116250191B (zh) 2026-03-20

Family

ID=80846644

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180064643.0A Active CN116250191B (zh) 2020-09-24 2021-09-24 多芯光纤和光传输系统

Country Status (5)

Country Link
US (1) US20230333312A1 (https=)
EP (1) EP4220995A4 (https=)
JP (1) JP7722383B2 (https=)
CN (1) CN116250191B (https=)
WO (1) WO2022065435A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7505664B1 (ja) * 2023-01-31 2024-06-25 住友電気工業株式会社 マルチコア光ファイバ
WO2024161793A1 (ja) * 2023-01-31 2024-08-08 住友電気工業株式会社 マルチコア光ファイバ
WO2025090294A1 (en) * 2023-10-23 2025-05-01 Corning Incorporated Multicore optical fibers suitable for simultaneous data transmission and quantum communication
US20250172746A1 (en) * 2023-11-28 2025-05-29 Corning Incorporated Uncoupled multicore optical fiber

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016151716A (ja) * 2015-02-18 2016-08-22 株式会社フジクラ マルチコアファイバ及び光ケーブル
CN107250856A (zh) * 2015-03-25 2017-10-13 住友电气工业株式会社 多芯光纤
JP6560806B1 (ja) * 2018-11-21 2019-08-14 日本電信電話株式会社 マルチコア光ファイバ、マルチコア光ファイバ設計方法、および光伝送方法
JP6715372B1 (ja) * 2019-04-25 2020-07-01 日本電信電話株式会社 マルチコア光ファイバ及び設計方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134642A (en) * 1976-04-16 1979-01-16 Northern Telecom Limited Optical fibre with increased security
US4295739A (en) * 1979-08-30 1981-10-20 United Technologies Corporation Fiber optic temperature sensor
US6078716A (en) * 1999-03-23 2000-06-20 E-Tek Dynamics, Inc. Thermally expanded multiple core fiber
US6611648B2 (en) * 2001-05-09 2003-08-26 Corning Incorporated Optical fibers having cores with different propagation constants, and methods of manufacturing same
US8428415B2 (en) * 2009-01-09 2013-04-23 Corning Incorporated Bend insensitive optical fibers with low refractive index glass rings
JP5684109B2 (ja) * 2009-04-16 2015-03-11 古河電気工業株式会社 マルチコア光ファイバ
JP2011209702A (ja) * 2010-03-10 2011-10-20 Sumitomo Electric Ind Ltd マルチコア光ファイバ
JP5471776B2 (ja) * 2010-03-17 2014-04-16 住友電気工業株式会社 マルチコア光ファイバ
JP2013020074A (ja) * 2011-07-11 2013-01-31 Hitachi Cable Ltd マルチコアファイバ
WO2013141112A1 (ja) * 2012-03-23 2013-09-26 住友電気工業株式会社 干渉測定装置
US9574911B2 (en) * 2012-08-09 2017-02-21 Corning Incorporated Two-core optical fibers for distributed fiber sensors and systems
JP5860024B2 (ja) * 2013-11-25 2016-02-16 株式会社フジクラ マルチコアファイバ
DK3211464T3 (da) * 2014-10-22 2021-06-14 Sumitomo Electric Industries Optisk multikernefiber, optisk kabel og optisk forbinder
JP6668833B2 (ja) * 2016-03-09 2020-03-18 住友電気工業株式会社 結合型マルチコア光ファイバ
JP6611250B2 (ja) * 2016-03-14 2019-11-27 日本電信電話株式会社 マルチコア光ファイバ及びマルチコア光ファイバの設計方法
JP6738180B2 (ja) * 2016-03-30 2020-08-12 株式会社フジクラ 光ファイバ
JP6859796B2 (ja) * 2017-03-28 2021-04-14 住友電気工業株式会社 結合型マルチコア光ファイバの製造方法
CN112219145B (zh) * 2018-04-09 2022-12-20 住友电气工业株式会社 多芯光纤和多芯光纤缆线
JP7259466B2 (ja) 2019-03-25 2023-04-18 三菱電機株式会社 氷吐出装置及び冷蔵庫
WO2021040687A1 (en) * 2019-08-26 2021-03-04 Corning Incorporated Multicore fiber crosstalk sensor with matched effective index
US20210181408A1 (en) * 2019-12-11 2021-06-17 Corning Incorporated Multicore optical fiber with chlorine doped cores
WO2021188290A1 (en) * 2020-03-19 2021-09-23 Corning Incorporated Multicore fiber with exterior cladding region
US11592613B2 (en) * 2020-07-22 2023-02-28 Corning Incorporated Multicore optical fiber
US11733449B2 (en) * 2020-08-10 2023-08-22 Corning Incorporated Ultra-low-loss coupled-core multicore optical fibers

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016151716A (ja) * 2015-02-18 2016-08-22 株式会社フジクラ マルチコアファイバ及び光ケーブル
CN107250856A (zh) * 2015-03-25 2017-10-13 住友电气工业株式会社 多芯光纤
JP6560806B1 (ja) * 2018-11-21 2019-08-14 日本電信電話株式会社 マルチコア光ファイバ、マルチコア光ファイバ設計方法、および光伝送方法
JP6715372B1 (ja) * 2019-04-25 2020-07-01 日本電信電話株式会社 マルチコア光ファイバ及び設計方法

Also Published As

Publication number Publication date
EP4220995A4 (en) 2024-04-24
CN116250191A (zh) 2023-06-09
EP4220995A1 (en) 2023-08-02
WO2022065435A1 (ja) 2022-03-31
JPWO2022065435A1 (https=) 2022-03-31
JP7722383B2 (ja) 2025-08-13
US20230333312A1 (en) 2023-10-19

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