JPH0255979A - 無線伝送式魚群探知捕捉システム - Google Patents

無線伝送式魚群探知捕捉システム

Info

Publication number
JPH0255979A
JPH0255979A JP20769088A JP20769088A JPH0255979A JP H0255979 A JPH0255979 A JP H0255979A JP 20769088 A JP20769088 A JP 20769088A JP 20769088 A JP20769088 A JP 20769088A JP H0255979 A JPH0255979 A JP H0255979A
Authority
JP
Japan
Prior art keywords
fish
net
signal
section
radio station
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
JP20769088A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0474678B2 (enrdf_load_stackoverflow
Inventor
Ryoichi Kimura
良一 木村
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.)
Japan Radio Co Ltd
Original Assignee
Japan Radio 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 Japan Radio Co Ltd filed Critical Japan Radio Co Ltd
Priority to JP20769088A priority Critical patent/JPH0255979A/ja
Publication of JPH0255979A publication Critical patent/JPH0255979A/ja
Publication of JPH0474678B2 publication Critical patent/JPH0474678B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP20769088A 1988-08-22 1988-08-22 無線伝送式魚群探知捕捉システム Granted JPH0255979A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20769088A JPH0255979A (ja) 1988-08-22 1988-08-22 無線伝送式魚群探知捕捉システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20769088A JPH0255979A (ja) 1988-08-22 1988-08-22 無線伝送式魚群探知捕捉システム

Publications (2)

Publication Number Publication Date
JPH0255979A true JPH0255979A (ja) 1990-02-26
JPH0474678B2 JPH0474678B2 (enrdf_load_stackoverflow) 1992-11-26

Family

ID=16543963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20769088A Granted JPH0255979A (ja) 1988-08-22 1988-08-22 無線伝送式魚群探知捕捉システム

Country Status (1)

Country Link
JP (1) JPH0255979A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015057046A (ja) * 2013-08-15 2015-03-26 鹿島建設株式会社 生物捕捉器具、並びに生物生息状況モニタリング方法
JP2015121447A (ja) * 2013-12-24 2015-07-02 公立大学法人公立はこだて未来大学 端末、魚群探知システム、魚群表示方法、魚群表示プログラム
JP2022179161A (ja) * 2021-05-21 2022-12-02 古野電気株式会社 定置網監視システム、定置網監視方法およびプログラム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145501A (enrdf_load_stackoverflow) * 1974-10-16 1976-04-19 Babcock Hitachi Kk
JPH0474678A (ja) * 1990-07-17 1992-03-10 Seiki Ind Co Ltd 熱転写印刷装置およびフィルムの巻取リール

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145501A (enrdf_load_stackoverflow) * 1974-10-16 1976-04-19 Babcock Hitachi Kk
JPH0474678A (ja) * 1990-07-17 1992-03-10 Seiki Ind Co Ltd 熱転写印刷装置およびフィルムの巻取リール

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015057046A (ja) * 2013-08-15 2015-03-26 鹿島建設株式会社 生物捕捉器具、並びに生物生息状況モニタリング方法
JP2015121447A (ja) * 2013-12-24 2015-07-02 公立大学法人公立はこだて未来大学 端末、魚群探知システム、魚群表示方法、魚群表示プログラム
JP2022179161A (ja) * 2021-05-21 2022-12-02 古野電気株式会社 定置網監視システム、定置網監視方法およびプログラム

Also Published As

Publication number Publication date
JPH0474678B2 (enrdf_load_stackoverflow) 1992-11-26

Similar Documents

Publication Publication Date Title
JPH0727853A (ja) 電磁気的信号を水面下に送信するレーダ・システム
US5633649A (en) Radar system and components therefore for transmitting an electromagnetic signal underwater
US5978315A (en) Feed waste detector
RU93038863A (ru) Способ определения местонахождения удаленного объекта, способ слежения за подвижным объектом и интегрированная система, осуществляющая эти способы
US4129868A (en) Radar beacon apparatus
US4995009A (en) Castable fish/depth finder
US3299398A (en) Deep water radio-acoustic buoy
US6667934B1 (en) Digital sonar transducer
US5327398A (en) Fishfinder with readout of bottom coverage
CN109151202A (zh) 一种移动终端显示屏的控制方法及移动终端
US5138587A (en) Harbor approach-defense embedded system
JP4828120B2 (ja) 水中探知装置
US6510107B2 (en) Acoustic method and system for measuring fish population data in littoral environments
JPH02183192A (ja) 無線伝送式魚群探知捕捉システム
JPH0255979A (ja) 無線伝送式魚群探知捕捉システム
Hearn Underwater acoustic telemetry
DE19860666A1 (de) Überwachungseinrichtung für flüssigkeitsgefüllte Behälter
US3867715A (en) Underwater communications system
JP2567641B2 (ja) 魚群探知機
JP3822654B2 (ja) 魚群探知機
JP2784843B2 (ja) 水中位置測定方法および測定システム
JP3094364U (ja) 漁業用監視システム
JPH0672924B2 (ja) 魚群探知機における魚群探知警報発生装置
JPH09233032A (ja) 遠隔制御水中探査機および遠隔監視機
JPS60152965A (ja) ソノブイ送受波器深度設定装置