CN120457369A - 多芯光纤 - Google Patents

多芯光纤

Info

Publication number
CN120457369A
CN120457369A CN202380090085.4A CN202380090085A CN120457369A CN 120457369 A CN120457369 A CN 120457369A CN 202380090085 A CN202380090085 A CN 202380090085A CN 120457369 A CN120457369 A CN 120457369A
Authority
CN
China
Prior art keywords
cladding
δcore
refractive index
aeff
condition
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
CN202380090085.4A
Other languages
English (en)
Chinese (zh)
Inventor
林哲也
平野正晃
长谷川健美
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
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority claimed from PCT/JP2023/043799 external-priority patent/WO2024161793A1/ja
Publication of CN120457369A publication Critical patent/CN120457369A/zh
Pending 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
    • G02B6/02—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 - +
    • 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 - -
    • 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
    • G02B6/0365—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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Communication System (AREA)
CN202380090085.4A 2023-01-31 2023-12-07 多芯光纤 Pending CN120457369A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023012598 2023-01-31
JP2023-012598 2023-01-31
PCT/JP2023/043799 WO2024161793A1 (ja) 2023-01-31 2023-12-07 マルチコア光ファイバ

Publications (1)

Publication Number Publication Date
CN120457369A true CN120457369A (zh) 2025-08-08

Family

ID=91586685

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380090085.4A Pending CN120457369A (zh) 2023-01-31 2023-12-07 多芯光纤

Country Status (3)

Country Link
EP (1) EP4660672A4 (https=)
JP (1) JP7505664B1 (https=)
CN (1) CN120457369A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7528711B2 (ja) * 2020-10-16 2024-08-06 住友電気工業株式会社 マルチコア光ファイバおよびマルチコア光ファイバケーブル

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152507A1 (ja) * 2015-03-25 2016-09-29 住友電気工業株式会社 マルチコア光ファイバ
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
JP2023518466A (ja) * 2020-03-19 2023-05-01 コーニング インコーポレイテッド 外部クラッド領域を有するマルチコアファイバ
CN116209930A (zh) * 2020-07-27 2023-06-02 康宁股份有限公司 用于单模操作的低串扰多芯光纤
WO2022034662A1 (ja) * 2020-08-12 2022-02-17 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
WO2022065435A1 (ja) * 2020-09-24 2022-03-31 住友電気工業株式会社 マルチコア光ファイバ及び光伝送システム
JP7528711B2 (ja) * 2020-10-16 2024-08-06 住友電気工業株式会社 マルチコア光ファイバおよびマルチコア光ファイバケーブル
EP4234507A4 (en) * 2020-10-23 2024-04-03 Sumitomo Electric Industries, Ltd. MULTI-CORE OPTICAL FIBER
WO2022097639A1 (ja) * 2020-11-04 2022-05-12 住友電気工業株式会社 マルチコア光ファイバ

Also Published As

Publication number Publication date
JPWO2024161793A1 (https=) 2024-08-08
EP4660672A4 (en) 2026-05-06
JP7505664B1 (ja) 2024-06-25
EP4660672A1 (en) 2025-12-10

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