JPH0121471B2 - - Google Patents

Info

Publication number
JPH0121471B2
JPH0121471B2 JP57099036A JP9903682A JPH0121471B2 JP H0121471 B2 JPH0121471 B2 JP H0121471B2 JP 57099036 A JP57099036 A JP 57099036A JP 9903682 A JP9903682 A JP 9903682A JP H0121471 B2 JPH0121471 B2 JP H0121471B2
Authority
JP
Japan
Prior art keywords
directions
transmitter
ultrasonic pulse
pulse signal
range
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
Application number
JP57099036A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58214867A (ja
Inventor
Shozo Uchihashi
Itsuo Fukuoka
Kazuo Yamauchi
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.)
Furuno Electric Co Ltd
Original Assignee
Furuno 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 Furuno Electric Co Ltd filed Critical Furuno Electric Co Ltd
Priority to JP9903682A priority Critical patent/JPS58214867A/ja
Publication of JPS58214867A publication Critical patent/JPS58214867A/ja
Publication of JPH0121471B2 publication Critical patent/JPH0121471B2/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
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/96—Sonar systems specially adapted for specific applications for locating fish

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP9903682A 1982-06-08 1982-06-08 広範囲方向水中探知装置 Granted JPS58214867A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9903682A JPS58214867A (ja) 1982-06-08 1982-06-08 広範囲方向水中探知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9903682A JPS58214867A (ja) 1982-06-08 1982-06-08 広範囲方向水中探知装置

Publications (2)

Publication Number Publication Date
JPS58214867A JPS58214867A (ja) 1983-12-14
JPH0121471B2 true JPH0121471B2 (US20030204162A1-20031030-M00001.png) 1989-04-21

Family

ID=14236182

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9903682A Granted JPS58214867A (ja) 1982-06-08 1982-06-08 広範囲方向水中探知装置

Country Status (1)

Country Link
JP (1) JPS58214867A (US20030204162A1-20031030-M00001.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0249182A (ja) * 1988-08-10 1990-02-19 Furuno Electric Co Ltd 魚群探知機

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53129068A (en) * 1977-04-15 1978-11-10 Furuno Electric Co Detected signal transmission system for sonar
JPS576377A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Multiplication array type ultrasonic wave searching device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53129068A (en) * 1977-04-15 1978-11-10 Furuno Electric Co Detected signal transmission system for sonar
JPS576377A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Multiplication array type ultrasonic wave searching device

Also Published As

Publication number Publication date
JPS58214867A (ja) 1983-12-14

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