JP7666497B2 - 光ファイバ - Google Patents

光ファイバ Download PDF

Info

Publication number
JP7666497B2
JP7666497B2 JP2022501983A JP2022501983A JP7666497B2 JP 7666497 B2 JP7666497 B2 JP 7666497B2 JP 2022501983 A JP2022501983 A JP 2022501983A JP 2022501983 A JP2022501983 A JP 2022501983A JP 7666497 B2 JP7666497 B2 JP 7666497B2
Authority
JP
Japan
Prior art keywords
optical fiber
less
core
cross
residual stress
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
JP2022501983A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021167019A1 (https=
JPWO2021167019A5 (https=
Inventor
洋宇 佐久間
雄揮 川口
雅人 鈴木
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
Publication of JPWO2021167019A1 publication Critical patent/JPWO2021167019A1/ja
Publication of JPWO2021167019A5 publication Critical patent/JPWO2021167019A5/ja
Application granted granted Critical
Publication of JP7666497B2 publication Critical patent/JP7666497B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/104—Coating to obtain optical fibres
    • C03C25/1065—Multiple coatings
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/06—Glass compositions containing silica with more than 90% silica by weight, e.g. quartz
    • 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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2201/00—Glass compositions
    • C03C2201/06—Doped silica-based glasses
    • C03C2201/08—Doped silica-based glasses containing boron or halide
    • C03C2201/11—Doped silica-based glasses containing boron or halide containing chlorine
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2201/00—Glass compositions
    • C03C2201/06—Doped silica-based glasses
    • C03C2201/08—Doped silica-based glasses containing boron or halide
    • C03C2201/12—Doped silica-based glasses containing boron or halide containing fluorine

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Glass Compositions (AREA)
JP2022501983A 2020-02-21 2021-02-18 光ファイバ Active JP7666497B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020028324 2020-02-21
JP2020028324 2020-02-21
PCT/JP2021/006199 WO2021167019A1 (ja) 2020-02-21 2021-02-18 光ファイバ

Publications (3)

Publication Number Publication Date
JPWO2021167019A1 JPWO2021167019A1 (https=) 2021-08-26
JPWO2021167019A5 JPWO2021167019A5 (https=) 2022-10-19
JP7666497B2 true JP7666497B2 (ja) 2025-04-22

Family

ID=77392201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022501983A Active JP7666497B2 (ja) 2020-02-21 2021-02-18 光ファイバ

Country Status (5)

Country Link
US (1) US11971571B2 (https=)
EP (1) EP4109150A4 (https=)
JP (1) JP7666497B2 (https=)
CN (1) CN115136047B (https=)
WO (1) WO2021167019A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115190871A (zh) * 2020-01-17 2022-10-14 康宁股份有限公司 具有低损耗和微弯曲敏感度的涂层直径减小的氯掺杂二氧化硅光纤

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030056549A1 (en) 2001-09-21 2003-03-27 De Sandro Jean-Philippe J. Method and apparatus for reducing stress between depositions within a substrate tube
JP2016081067A (ja) 2014-10-21 2016-05-16 オーエフエス ファイテル，エルエルシー 低損失光ファイバ及びその製造方法
JP2018516386A (ja) 2015-04-15 2018-06-21 コーニング インコーポレイテッド フッ素および塩素が共ドープされたコア領域を有する低損失光ファイバ

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2355819A1 (en) * 2000-08-28 2002-02-28 Sumitomo Electric Industries, Ltd. Optical fiber, method of making optical fiber preform, and method of making optical fiber
US6917740B2 (en) * 2003-05-30 2005-07-12 Corning Incorporated Optical fiber having reduced viscosity mismatch
KR100594062B1 (ko) 2004-02-13 2006-06-30 삼성전자주식회사 낮은 잔류 응력 불연속성을 갖는 광섬유
JP2011102964A (ja) * 2009-10-14 2011-05-26 Sumitomo Electric Ind Ltd 光ファイバおよび光ファイバ製造方法
EP3032301B1 (en) 2011-11-14 2019-11-20 Sumitomo Electric Industries, Ltd. Optical fiber
JP5831189B2 (ja) * 2011-12-09 2015-12-09 住友電気工業株式会社 光ファイバおよび光伝送システム
US9618692B2 (en) 2014-07-10 2017-04-11 Corning Incorporated High chlorine content low attenuation optical fiber
JP6690296B2 (ja) * 2016-02-26 2020-04-28 住友電気工業株式会社 光ファイバ
JP6951852B2 (ja) * 2017-03-27 2021-10-20 古河電気工業株式会社 光ファイバ及び光ファイバの製造方法
CN111801609B (zh) * 2018-03-06 2022-09-13 住友电气工业株式会社 光纤
JP2020028324A (ja) 2018-08-20 2020-02-27 大阪ライティング株式会社 脱臭装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030056549A1 (en) 2001-09-21 2003-03-27 De Sandro Jean-Philippe J. Method and apparatus for reducing stress between depositions within a substrate tube
JP2016081067A (ja) 2014-10-21 2016-05-16 オーエフエス ファイテル，エルエルシー 低損失光ファイバ及びその製造方法
JP2018516386A (ja) 2015-04-15 2018-06-21 コーニング インコーポレイテッド フッ素および塩素が共ドープされたコア領域を有する低損失光ファイバ

Also Published As

Publication number Publication date
CN115136047A (zh) 2022-09-30
EP4109150A1 (en) 2022-12-28
JPWO2021167019A1 (https=) 2021-08-26
US20230101392A1 (en) 2023-03-30
CN115136047B (zh) 2025-07-04
EP4109150A4 (en) 2023-06-28
WO2021167019A1 (ja) 2021-08-26
US11971571B2 (en) 2024-04-30

Similar Documents

Publication Publication Date Title
US8676014B2 (en) Optical fiber and method of manufacturing optical fiber
US9772445B2 (en) Low attenuation fiber with stress relieving layer and a method of making such
US9874686B2 (en) Optical fiber with macrobend loss mitigating layer
JP6527973B2 (ja) 光ファイバ
US20160304392A1 (en) Low loss optical fibers with fluorine and chlorine codoped core regions
CN110073257A (zh) 具有氯掺杂纤芯的低损耗单模光纤
US20190154911A1 (en) Low loss optical fiber with core codoped with two or more halogens
US10228509B2 (en) Low attenuation fiber with viscosity matched core and inner clad
EP3822673B1 (en) Optical fiber
US11181684B2 (en) Optical fiber
JP2013235264A (ja) マルチモード光ファイバ
CN107817552A (zh) 光纤和着色光纤
JP7666497B2 (ja) 光ファイバ
EP3754394B1 (en) Optical fiber
CN101226258B (zh) 低弯曲损耗、低非线性效应的单模光纤
CN100343704C (zh) 接合损耗低的光纤及其制造方法
EP4321910A1 (en) Optical fiber
US20230417983A1 (en) Co-alkali doped optical fibers
CN116829998A (zh) 低护槽体积单模超低损耗光纤
HK1086338B (en) Optical fibre having low splice loss and method for making it

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220802

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20240122

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240827

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241001

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20241203

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250121

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20250311

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250324

R150 Certificate of patent or registration of utility model

Ref document number: 7666497

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150