JPWO2021245826A1 - - Google Patents

Info

Publication number
JPWO2021245826A1
JPWO2021245826A1 JP2022529209A JP2022529209A JPWO2021245826A1 JP WO2021245826 A1 JPWO2021245826 A1 JP WO2021245826A1 JP 2022529209 A JP2022529209 A JP 2022529209A JP 2022529209 A JP2022529209 A JP 2022529209A JP WO2021245826 A1 JPWO2021245826 A1 JP WO2021245826A1
Authority
JP
Japan
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
JP2022529209A
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 filed Critical
Publication of JPWO2021245826A1 publication Critical patent/JPWO2021245826A1/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/39—Testing of optical devices, constituted by fibre optics or optical waveguides in which light is projected from both sides of the fiber or waveguide end-face
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/338—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face by measuring dispersion other than PMD, e.g. chromatic dispersion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/333—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals
    • G01M11/334—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals with light chopping means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/335—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using two or more input wavelengths
JP2022529209A 2020-06-03 2020-06-03 Pending JPWO2021245826A1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/021888 WO2021245826A1 (ja) 2020-06-03 2020-06-03 光ファイバ試験方法および光ファイバ試験装置

Publications (1)

Publication Number Publication Date
JPWO2021245826A1 true JPWO2021245826A1 (ja) 2021-12-09

Family

ID=78830698

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022529209A Pending JPWO2021245826A1 (ja) 2020-06-03 2020-06-03

Country Status (3)

Country Link
US (1) US11879803B2 (ja)
JP (1) JPWO2021245826A1 (ja)
WO (1) WO2021245826A1 (ja)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4930107B2 (ja) * 2007-03-06 2012-05-16 住友電気工業株式会社 光ファイバのｐｍｄ特性測定方法、線引方法、異常個所特定方法、光ファイバ伝送路構築方法
JP6429287B2 (ja) * 2016-08-31 2018-11-28 株式会社フジクラ 測定方法、測定装置、及び測定プログラム
JP6747998B2 (ja) * 2017-02-01 2020-08-26 日本電信電話株式会社 光ファイバ電界分布非破壊測定装置及び光ファイバ電界分布非破壊測定方法
JP6683973B2 (ja) * 2017-02-20 2020-04-22 日本電信電話株式会社 モード結合比率分布測定装置及びモード結合比率分布測定方法
JP6741253B2 (ja) * 2017-02-20 2020-08-19 日本電信電話株式会社 マルチモード光ファイバモード間群遅延解析方法
JP6754350B2 (ja) * 2017-12-12 2020-09-09 日本電信電話株式会社 光ファイバ群遅延時間測定方法および測定装置
JP6764432B2 (ja) * 2018-02-28 2020-09-30 日本電信電話株式会社 伝搬特性解析装置および伝搬特性解析方法
JP6927172B2 (ja) * 2018-08-22 2021-08-25 日本電信電話株式会社 光ファイバの損失測定装置および光ファイバの損失測定方法
JP7040391B2 (ja) * 2018-10-02 2022-03-23 日本電信電話株式会社 後方散乱光増幅装置、光パルス試験装置、後方散乱光増幅方法、及び光パルス試験方法
JP7287008B2 (ja) * 2019-03-04 2023-06-06 日本電信電話株式会社 音響モード伝搬速度測定方法及び音響モード伝搬速度測定装置
JP7188593B2 (ja) * 2019-07-11 2022-12-13 日本電信電話株式会社 光強度分布測定方法及び光強度分布測定装置
JP7322960B2 (ja) * 2019-10-10 2023-08-08 日本電信電話株式会社 光ファイバ試験方法および光ファイバ試験装置

Also Published As

Publication number Publication date
WO2021245826A1 (ja) 2021-12-09
US20230144218A1 (en) 2023-05-11
US11879803B2 (en) 2024-01-23

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