JPWO2020240724A5 - - Google Patents

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JPWO2020240724A5
JPWO2020240724A5 JP2021521645A JP2021521645A JPWO2020240724A5 JP WO2020240724 A5 JPWO2020240724 A5 JP WO2020240724A5 JP 2021521645 A JP2021521645 A JP 2021521645A JP 2021521645 A JP2021521645 A JP 2021521645A JP WO2020240724 A5 JPWO2020240724 A5 JP WO2020240724A5
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Japan
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sound
unit
output
optical fiber
acoustic data
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JP2021521645A
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English (en)
Japanese (ja)
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JP7540821B2 (ja
JPWO2020240724A1 (https=
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Priority claimed from PCT/JP2019/021210 external-priority patent/WO2020240724A1/ja
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JP2021521645A 2019-05-29 2019-05-29 光ファイバセンシングシステム、光ファイバセンシング機器及び音出力方法 Active JP7540821B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/021210 WO2020240724A1 (ja) 2019-05-29 2019-05-29 光ファイバセンシングシステム、光ファイバセンシング機器及び音出力方法

Publications (3)

Publication Number Publication Date
JPWO2020240724A1 JPWO2020240724A1 (https=) 2020-12-03
JPWO2020240724A5 true JPWO2020240724A5 (https=) 2022-02-14
JP7540821B2 JP7540821B2 (ja) 2024-08-27

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JP2021521645A Active JP7540821B2 (ja) 2019-05-29 2019-05-29 光ファイバセンシングシステム、光ファイバセンシング機器及び音出力方法

Country Status (3)

Country Link
US (1) US20220225033A1 (https=)
JP (1) JP7540821B2 (https=)
WO (1) WO2020240724A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3959491A1 (en) * 2019-04-22 2022-03-02 King Abdullah University of Science and Technology Signal processing algorithm for detecting red palm weevils using optical fiber
JP7380891B2 (ja) * 2020-08-13 2023-11-15 日本電気株式会社 未確認音抽出装置および未確認音抽出方法
WO2023073762A1 (ja) * 2021-10-25 2023-05-04 日本電気株式会社 監視システム、監視方法
JPWO2023243059A1 (https=) * 2022-06-16 2023-12-21
WO2024166295A1 (ja) * 2023-02-09 2024-08-15 日本電信電話株式会社 設備位置解析装置及び設備位置解析方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1713301A1 (en) * 2005-04-14 2006-10-18 BRITISH TELECOMMUNICATIONS public limited company Method and apparatus for communicating sound over an optical link
JP4754360B2 (ja) 2006-01-16 2011-08-24 学校法人東海大学 光マイクロホン
JP5175289B2 (ja) * 2006-10-05 2013-04-03 デラウェア ステイト ユニバーシティ ファウンデーション，インコーポレイティド 光ファイバ音響検出器
US8983287B2 (en) 2010-02-18 2015-03-17 US Seismic Systems, Inc. Fiber optic personnel safety systems and methods of using the same
JP5948035B2 (ja) * 2011-10-05 2016-07-06 ニューブレクス株式会社 分布型光ファイバ音波検出装置
JP6193279B2 (ja) 2015-01-16 2017-09-06 株式会社レーベン販売 光マイクロフォン、および補聴器
US10260937B2 (en) * 2015-06-25 2019-04-16 Hifi Engineering Inc. Fiber optic sensor shaped for a particular frequency response and method of manufacturing same
WO2018045433A1 (en) 2016-09-08 2018-03-15 Mark Andrew Englund Method and system for distributed acoustic sensing
GB2570144A (en) * 2018-01-12 2019-07-17 Ap Sensing Gmbh High rate fibre optical distributed acoustic sensing
US12019200B2 (en) * 2019-03-12 2024-06-25 Saudi Arabian Oil Company Downhole monitoring using few-mode optical fiber based distributed acoustic sensing
EP3959491A1 (en) * 2019-04-22 2022-03-02 King Abdullah University of Science and Technology Signal processing algorithm for detecting red palm weevils using optical fiber

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