JPH0526150B2 - - Google Patents

Info

Publication number
JPH0526150B2
JPH0526150B2 JP58142024A JP14202483A JPH0526150B2 JP H0526150 B2 JPH0526150 B2 JP H0526150B2 JP 58142024 A JP58142024 A JP 58142024A JP 14202483 A JP14202483 A JP 14202483A JP H0526150 B2 JPH0526150 B2 JP H0526150B2
Authority
JP
Japan
Prior art keywords
circuit
delay
phase difference
delay time
output
Prior art date
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.)
Expired - Lifetime
Application number
JP58142024A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6033072A (ja
Inventor
Tsutomu Fujii
Yukio Ogata
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP14202483A priority Critical patent/JPS6033072A/ja
Publication of JPS6033072A publication Critical patent/JPS6033072A/ja
Publication of JPH0526150B2 publication Critical patent/JPH0526150B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measuring Phase Differences (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP14202483A 1983-08-03 1983-08-03 水中音響測位装置 Granted JPS6033072A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14202483A JPS6033072A (ja) 1983-08-03 1983-08-03 水中音響測位装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14202483A JPS6033072A (ja) 1983-08-03 1983-08-03 水中音響測位装置

Publications (2)

Publication Number Publication Date
JPS6033072A JPS6033072A (ja) 1985-02-20
JPH0526150B2 true JPH0526150B2 (enrdf_load_html_response) 1993-04-15

Family

ID=15305589

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14202483A Granted JPS6033072A (ja) 1983-08-03 1983-08-03 水中音響測位装置

Country Status (1)

Country Link
JP (1) JPS6033072A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5271941B2 (ja) * 2010-03-15 2013-08-21 飛島建設株式会社 非破壊検出システムおよび非破壊検出方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53140079A (en) * 1977-04-15 1978-12-06 Nippon Hoso Kyokai <Nhk> Automatic recognizing system for moving sound source

Also Published As

Publication number Publication date
JPS6033072A (ja) 1985-02-20

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