JPH0479548B2 - - Google Patents

Info

Publication number
JPH0479548B2
JPH0479548B2 JP1501485A JP1501485A JPH0479548B2 JP H0479548 B2 JPH0479548 B2 JP H0479548B2 JP 1501485 A JP1501485 A JP 1501485A JP 1501485 A JP1501485 A JP 1501485A JP H0479548 B2 JPH0479548 B2 JP H0479548B2
Authority
JP
Japan
Prior art keywords
phase
ultrasonic
rectangular wave
memory address
memory
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
JP1501485A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61173182A (ja
Inventor
Hideji Morimatsu
Yasuhiko Endo
Satoshi Sugano
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 JP1501485A priority Critical patent/JPS61173182A/ja
Publication of JPS61173182A publication Critical patent/JPS61173182A/ja
Publication of JPH0479548B2 publication Critical patent/JPH0479548B2/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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP1501485A 1985-01-28 1985-01-28 広範囲角水中探知装置に用いる指向性ビ−ム形成方法 Granted JPS61173182A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1501485A JPS61173182A (ja) 1985-01-28 1985-01-28 広範囲角水中探知装置に用いる指向性ビ−ム形成方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1501485A JPS61173182A (ja) 1985-01-28 1985-01-28 広範囲角水中探知装置に用いる指向性ビ−ム形成方法

Publications (2)

Publication Number Publication Date
JPS61173182A JPS61173182A (ja) 1986-08-04
JPH0479548B2 true JPH0479548B2 (US20030204162A1-20031030-M00001.png) 1992-12-16

Family

ID=11877019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1501485A Granted JPS61173182A (ja) 1985-01-28 1985-01-28 広範囲角水中探知装置に用いる指向性ビ−ム形成方法

Country Status (1)

Country Link
JP (1) JPS61173182A (US20030204162A1-20031030-M00001.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2642759B2 (ja) * 1990-02-20 1997-08-20 古野電気 株式会社 水中探知装置
JP2585227Y2 (ja) * 1993-05-06 1998-11-18 株式会社光電製作所 多数チャネルパルスの位相制御回路
JP2584702Y2 (ja) * 1993-05-17 1998-11-05 株式会社光電製作所 超音波ビーム指向方向制御装置
JP4771575B2 (ja) * 2000-06-02 2011-09-14 古野電気株式会社 水中探知装置
JP6403669B2 (ja) * 2013-06-11 2018-10-10 古野電気株式会社 潮流計

Also Published As

Publication number Publication date
JPS61173182A (ja) 1986-08-04

Similar Documents

Publication Publication Date Title
US3967233A (en) Sonar system for classifying submerged objects
JPH024292B2 (US20030204162A1-20031030-M00001.png)
JPH0479548B2 (US20030204162A1-20031030-M00001.png)
JPS59107285A (ja) 海底地形表示装置
JP2007127561A (ja) 超音波送受波器
JPS5930231B2 (ja) 音波送受波法
JPH1043185A (ja) 超音波イメージング方法及び超音波イメージング装置
JP2948092B2 (ja) 魚の周波数特性測定装置
JP3583838B2 (ja) 超音波水中探知装置
JPH1090410A (ja) 地層探査装置
JPH05281211A (ja) 超音波装置
JPH0316629B2 (US20030204162A1-20031030-M00001.png)
JP3772411B2 (ja) 球面アレイからの送波制御方法、並びに球面アレイ送波器
JP2572647B2 (ja) 魚群探知機
JP3040614B2 (ja) 超音波潮流分布測定装置
JPH0648453Y2 (ja) 魚体長判別用魚群探知機
JPH05273336A (ja) 水中物体表示装置
JPH10127635A (ja) 超音波診断装置
JP2668152B2 (ja) 水中探知装置
JPH0344773B2 (US20030204162A1-20031030-M00001.png)
JPS6365898B2 (US20030204162A1-20031030-M00001.png)
SU1040440A1 (ru) Линейный многолучевой приемник ультразвука
JPH0479549B2 (US20030204162A1-20031030-M00001.png)
JPS5873346A (ja) 超音波診断装置
JPH0131593B2 (US20030204162A1-20031030-M00001.png)