JP7799226B2 - 推定装置、推定方法及びプログラム - Google Patents

推定装置、推定方法及びプログラム

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Publication number
JP7799226B2
JP7799226B2 JP2024548863A JP2024548863A JP7799226B2 JP 7799226 B2 JP7799226 B2 JP 7799226B2 JP 2024548863 A JP2024548863 A JP 2024548863A JP 2024548863 A JP2024548863 A JP 2024548863A JP 7799226 B2 JP7799226 B2 JP 7799226B2
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JP
Japan
Prior art keywords
result
estimation
vibration
vibration position
chromatic dispersion
Prior art date
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JP2024548863A
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English (en)
Japanese (ja)
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JPWO2024069740A1 (https=
Inventor
健生 笹井
悦史 山崎
秀樹 西沢
由明 曽根
由明 木坂
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.)
NTT Inc
NTT Inc USA
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Inc USA
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Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, NTT Inc USA filed Critical Nippon Telegraph and Telephone Corp
Publication of JPWO2024069740A1 publication Critical patent/JPWO2024069740A1/ja
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Publication of JP7799226B2 publication Critical patent/JP7799226B2/ja
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)
JP2024548863A 2022-09-27 2022-09-27 推定装置、推定方法及びプログラム Active JP7799226B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/035896 WO2024069740A1 (ja) 2022-09-27 2022-09-27 推定装置、推定方法及びプログラム

Publications (2)

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JPWO2024069740A1 JPWO2024069740A1 (https=) 2024-04-04
JP7799226B2 true JP7799226B2 (ja) 2026-01-15

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ID=90476701

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JP2024548863A Active JP7799226B2 (ja) 2022-09-27 2022-09-27 推定装置、推定方法及びプログラム

Country Status (3)

Country Link
US (1) US20260092808A1 (https=)
JP (1) JP7799226B2 (https=)
WO (1) WO2024069740A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010134321A1 (ja) 2009-05-18 2010-11-25 日本電信電話株式会社 信号生成回路、光信号送信装置、信号受信回路、光信号同期確立方法、および光信号同期システム
WO2022185469A1 (ja) 2021-03-04 2022-09-09 日本電気株式会社 工事検出装置、工事検出システム及び工事検出方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010134321A1 (ja) 2009-05-18 2010-11-25 日本電信電話株式会社 信号生成回路、光信号送信装置、信号受信回路、光信号同期確立方法、および光信号同期システム
WO2022185469A1 (ja) 2021-03-04 2022-09-09 日本電気株式会社 工事検出装置、工事検出システム及び工事検出方法

Also Published As

Publication number Publication date
JPWO2024069740A1 (https=) 2024-04-04
US20260092808A1 (en) 2026-04-02
WO2024069740A1 (ja) 2024-04-04

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