JPH0137708B2 - - Google Patents

Info

Publication number
JPH0137708B2
JPH0137708B2 JP59011022A JP1102284A JPH0137708B2 JP H0137708 B2 JPH0137708 B2 JP H0137708B2 JP 59011022 A JP59011022 A JP 59011022A JP 1102284 A JP1102284 A JP 1102284A JP H0137708 B2 JPH0137708 B2 JP H0137708B2
Authority
JP
Japan
Prior art keywords
fish
signal
seabed
circuit
ship
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
JP59011022A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60155987A (ja
Inventor
Fukutaro Takahashi
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
Original Assignee
Kaijo Denki 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 filed Critical Kaijo Denki Co Ltd
Priority to JP59011022A priority Critical patent/JPS60155987A/ja
Publication of JPS60155987A publication Critical patent/JPS60155987A/ja
Publication of JPH0137708B2 publication Critical patent/JPH0137708B2/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)
JP59011022A 1984-01-26 1984-01-26 魚群探知表示方法 Granted JPS60155987A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59011022A JPS60155987A (ja) 1984-01-26 1984-01-26 魚群探知表示方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59011022A JPS60155987A (ja) 1984-01-26 1984-01-26 魚群探知表示方法

Publications (2)

Publication Number Publication Date
JPS60155987A JPS60155987A (ja) 1985-08-16
JPH0137708B2 true JPH0137708B2 (en]) 1989-08-09

Family

ID=11766475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59011022A Granted JPS60155987A (ja) 1984-01-26 1984-01-26 魚群探知表示方法

Country Status (1)

Country Link
JP (1) JPS60155987A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0332512U (en]) * 1989-08-01 1991-03-29

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02181688A (ja) * 1989-01-05 1990-07-16 Marine Instr Co Ltd トロール用魚群表示方法およびトロール用魚群表示装置
JPH04133010U (ja) * 1991-05-31 1992-12-10 三菱自動車工業株式会社 接合ピンの抜け防止構造
NO344522B1 (en) * 2018-06-05 2020-01-20 Remoey Sea Group As Dynamic trawl steering system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0332512U (en]) * 1989-08-01 1991-03-29

Also Published As

Publication number Publication date
JPS60155987A (ja) 1985-08-16

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