JPWO2022113252A1 - - Google Patents
Info
- Publication number
- JPWO2022113252A1 JPWO2022113252A1 JP2022564920A JP2022564920A JPWO2022113252A1 JP WO2022113252 A1 JPWO2022113252 A1 JP WO2022113252A1 JP 2022564920 A JP2022564920 A JP 2022564920A JP 2022564920 A JP2022564920 A JP 2022564920A JP WO2022113252 A1 JPWO2022113252 A1 JP WO2022113252A1
- 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.)
- Granted
Links
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
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/044161 WO2022113252A1 (ja) | 2020-11-27 | 2020-11-27 | 位置特定システム、振動発生器、及び位置特定方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022113252A1 true JPWO2022113252A1 (https=) | 2022-06-02 |
| JPWO2022113252A5 JPWO2022113252A5 (https=) | 2023-08-07 |
| JP7444289B2 JP7444289B2 (ja) | 2024-03-06 |
Family
ID=81755385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022564920A Active JP7444289B2 (ja) | 2020-11-27 | 2020-11-27 | 位置特定システム、振動発生器、及び位置特定方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20240003738A1 (https=) |
| JP (1) | JP7444289B2 (https=) |
| WO (1) | WO2022113252A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4283250A4 (en) * | 2021-01-21 | 2025-01-01 | Nippon Telegraph And Telephone Corporation | SYSTEM FOR DETERMINING THE LOCATION OF A PLANT, COVER AND METHOD FOR DETERMINING THE LOCATION OF A PLANT |
| CN116917703A (zh) * | 2021-02-17 | 2023-10-20 | 日本电信电话株式会社 | 电线杆位置确定方法和架空光缆的状态推定方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05215864A (ja) * | 1991-08-02 | 1993-08-27 | Furukawa Electric Co Ltd:The | 光伝送路の探査方法 |
| JP2016085085A (ja) * | 2014-10-24 | 2016-05-19 | 株式会社日立製作所 | 物理探査システム及びデータ記録装置 |
| JP2019211349A (ja) * | 2018-06-05 | 2019-12-12 | 日本電信電話株式会社 | 光ファイバ経路探索方法、光ファイバ経路探索システム、信号処理装置およびプログラム |
| JP2020052030A (ja) * | 2018-09-20 | 2020-04-02 | 日本電信電話株式会社 | マンホール位置特定方法及びマンホール位置特定システム |
| US20200124735A1 (en) * | 2018-10-23 | 2020-04-23 | Nec Laboratories America, Inc | Smart optical cable positioning/location using optical fiber sensing |
-
2020
- 2020-11-27 JP JP2022564920A patent/JP7444289B2/ja active Active
- 2020-11-27 US US18/038,146 patent/US20240003738A1/en active Pending
- 2020-11-27 WO PCT/JP2020/044161 patent/WO2022113252A1/ja not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05215864A (ja) * | 1991-08-02 | 1993-08-27 | Furukawa Electric Co Ltd:The | 光伝送路の探査方法 |
| JP2016085085A (ja) * | 2014-10-24 | 2016-05-19 | 株式会社日立製作所 | 物理探査システム及びデータ記録装置 |
| JP2019211349A (ja) * | 2018-06-05 | 2019-12-12 | 日本電信電話株式会社 | 光ファイバ経路探索方法、光ファイバ経路探索システム、信号処理装置およびプログラム |
| JP2020052030A (ja) * | 2018-09-20 | 2020-04-02 | 日本電信電話株式会社 | マンホール位置特定方法及びマンホール位置特定システム |
| US20200124735A1 (en) * | 2018-10-23 | 2020-04-23 | Nec Laboratories America, Inc | Smart optical cable positioning/location using optical fiber sensing |
Also Published As
| Publication number | Publication date |
|---|---|
| US20240003738A1 (en) | 2024-01-04 |
| JP7444289B2 (ja) | 2024-03-06 |
| WO2022113252A1 (ja) | 2022-06-02 |
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