JPS59188513A - 超音波の伝播時間を測定する装置 - Google Patents

超音波の伝播時間を測定する装置

Info

Publication number
JPS59188513A
JPS59188513A JP58062999A JP6299983A JPS59188513A JP S59188513 A JPS59188513 A JP S59188513A JP 58062999 A JP58062999 A JP 58062999A JP 6299983 A JP6299983 A JP 6299983A JP S59188513 A JPS59188513 A JP S59188513A
Authority
JP
Japan
Prior art keywords
output
circuit
frequency
pulse
time
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.)
Granted
Application number
JP58062999A
Other languages
English (en)
Japanese (ja)
Other versions
JPH023476B2 (enrdf_load_stackoverflow
Inventor
Yasuhiro Kobori
小堀　泰宏
Masafumi Yoshida
政史 吉田
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.)
Kaijo Denki Co Ltd
Marine Instr Co Ltd
Original Assignee
Kaijo Denki Co Ltd
Marine Instr 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 Kaijo Denki Co Ltd, Marine Instr Co Ltd filed Critical Kaijo Denki Co Ltd
Priority to JP58062999A priority Critical patent/JPS59188513A/ja
Publication of JPS59188513A publication Critical patent/JPS59188513A/ja
Publication of JPH023476B2 publication Critical patent/JPH023476B2/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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP58062999A 1983-04-12 1983-04-12 超音波の伝播時間を測定する装置 Granted JPS59188513A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58062999A JPS59188513A (ja) 1983-04-12 1983-04-12 超音波の伝播時間を測定する装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58062999A JPS59188513A (ja) 1983-04-12 1983-04-12 超音波の伝播時間を測定する装置

Publications (2)

Publication Number Publication Date
JPS59188513A true JPS59188513A (ja) 1984-10-25
JPH023476B2 JPH023476B2 (enrdf_load_stackoverflow) 1990-01-23

Family

ID=13216581

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58062999A Granted JPS59188513A (ja) 1983-04-12 1983-04-12 超音波の伝播時間を測定する装置

Country Status (1)

Country Link
JP (1) JPS59188513A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02297021A (ja) * 1989-05-12 1990-12-07 Nippon Soken Inc 物理量測定装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02297021A (ja) * 1989-05-12 1990-12-07 Nippon Soken Inc 物理量測定装置

Also Published As

Publication number Publication date
JPH023476B2 (enrdf_load_stackoverflow) 1990-01-23

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