JP7491464B2 - 空間センシング装置、空間センシングシステム及び空間センシング方法 - Google Patents

空間センシング装置、空間センシングシステム及び空間センシング方法 Download PDF

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JP7491464B2
JP7491464B2 JP2023509908A JP2023509908A JP7491464B2 JP 7491464 B2 JP7491464 B2 JP 7491464B2 JP 2023509908 A JP2023509908 A JP 2023509908A JP 2023509908 A JP2023509908 A JP 2023509908A JP 7491464 B2 JP7491464 B2 JP 7491464B2
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optical fiber
fiber cable
sensing
sensing data
spatial
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Japanese (ja)
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JPWO2022208594A1 (https=
JPWO2022208594A5 (https=
Inventor
忠行 岩野
義明 青野
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NEC Corp
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NEC Corp
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
    • 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
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic or infrasonic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
    • G01V8/24—Detecting, e.g. by using light barriers using multiple transmitters or receivers using optical fibres

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2023509908A 2021-03-29 2021-03-29 空間センシング装置、空間センシングシステム及び空間センシング方法 Active JP7491464B2 (ja)

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PCT/JP2021/013240 WO2022208594A1 (ja) 2021-03-29 2021-03-29 空間センシング装置、空間センシングシステム及び空間センシング方法

Publications (3)

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JPWO2022208594A1 JPWO2022208594A1 (https=) 2022-10-06
JPWO2022208594A5 JPWO2022208594A5 (https=) 2023-10-06
JP7491464B2 true JP7491464B2 (ja) 2024-05-28

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US (1) US12553749B2 (https=)
JP (1) JP7491464B2 (https=)
WO (1) WO2022208594A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007255966A (ja) 2006-03-22 2007-10-04 Furukawa Electric Co Ltd:The 偏波変動による振動位置の検知装置
JP2012198193A (ja) 2011-03-04 2012-10-18 Hitachi Cable Ltd 光ファイバ振動センサ
JP2016161512A (ja) 2015-03-04 2016-09-05 日本電信電話株式会社 光ファイバ振動測定方法及びシステム
CN110220452A (zh) 2018-03-01 2019-09-10 中兴通讯股份有限公司 一种定位方法及系统
WO2020255358A1 (ja) 2019-06-20 2020-12-24 日本電気株式会社 光ファイバセンシングシステム及び音源位置特定方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10612911B1 (en) * 2017-09-07 2020-04-07 United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Fiber optic system for monitoring displacement of a structure using quaternion kinematic shape sensing
JPWO2020095383A1 (ja) 2018-11-07 2021-09-30 日本電気株式会社 監視システム、監視装置、監視方法、及びプログラム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007255966A (ja) 2006-03-22 2007-10-04 Furukawa Electric Co Ltd:The 偏波変動による振動位置の検知装置
JP2012198193A (ja) 2011-03-04 2012-10-18 Hitachi Cable Ltd 光ファイバ振動センサ
JP2016161512A (ja) 2015-03-04 2016-09-05 日本電信電話株式会社 光ファイバ振動測定方法及びシステム
CN110220452A (zh) 2018-03-01 2019-09-10 中兴通讯股份有限公司 一种定位方法及系统
WO2020255358A1 (ja) 2019-06-20 2020-12-24 日本電気株式会社 光ファイバセンシングシステム及び音源位置特定方法

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WO2022208594A1 (ja) 2022-10-06
JPWO2022208594A1 (https=) 2022-10-06
US12553749B2 (en) 2026-02-17
US20240118115A1 (en) 2024-04-11

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