JPS58100765A - 水中物体探知装置 - Google Patents

水中物体探知装置

Info

Publication number
JPS58100765A
JPS58100765A JP56198652A JP19865281A JPS58100765A JP S58100765 A JPS58100765 A JP S58100765A JP 56198652 A JP56198652 A JP 56198652A JP 19865281 A JP19865281 A JP 19865281A JP S58100765 A JPS58100765 A JP S58100765A
Authority
JP
Japan
Prior art keywords
net
depth
signal
ship
netting
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
JP56198652A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6352715B2 (enrdf_load_stackoverflow
Inventor
Fukutaro Takahashi
高橋　福太郎
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 JP56198652A priority Critical patent/JPS58100765A/ja
Publication of JPS58100765A publication Critical patent/JPS58100765A/ja
Publication of JPS6352715B2 publication Critical patent/JPS6352715B2/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)
JP56198652A 1981-12-11 1981-12-11 水中物体探知装置 Granted JPS58100765A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56198652A JPS58100765A (ja) 1981-12-11 1981-12-11 水中物体探知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56198652A JPS58100765A (ja) 1981-12-11 1981-12-11 水中物体探知装置

Publications (2)

Publication Number Publication Date
JPS58100765A true JPS58100765A (ja) 1983-06-15
JPS6352715B2 JPS6352715B2 (enrdf_load_stackoverflow) 1988-10-19

Family

ID=16394774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56198652A Granted JPS58100765A (ja) 1981-12-11 1981-12-11 水中物体探知装置

Country Status (1)

Country Link
JP (1) JPS58100765A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6174884U (enrdf_load_stackoverflow) * 1984-10-23 1986-05-20
GB2580726A (en) * 2018-07-11 2020-07-29 Furuno Electric Co Underwater detection apparatus and underwater detection method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4354736B2 (ja) * 2003-05-09 2009-10-28 古野電気株式会社 超音波送受信装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831263A (enrdf_load_stackoverflow) * 1971-08-25 1973-04-24
JPS5594170A (en) * 1979-01-10 1980-07-17 Keisuke Honda Fish detector for type discrimination
JPS55149073A (en) * 1979-05-09 1980-11-20 Japan Radio Co Ltd Fish net shape display device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831263A (enrdf_load_stackoverflow) * 1971-08-25 1973-04-24
JPS5594170A (en) * 1979-01-10 1980-07-17 Keisuke Honda Fish detector for type discrimination
JPS55149073A (en) * 1979-05-09 1980-11-20 Japan Radio Co Ltd Fish net shape display device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6174884U (enrdf_load_stackoverflow) * 1984-10-23 1986-05-20
GB2580726A (en) * 2018-07-11 2020-07-29 Furuno Electric Co Underwater detection apparatus and underwater detection method
GB2580726B (en) * 2018-07-11 2022-04-06 Furuno Electric Co Underwater detection apparatus and underwater detection method

Also Published As

Publication number Publication date
JPS6352715B2 (enrdf_load_stackoverflow) 1988-10-19

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