JPH0479426B2 - - Google Patents

Info

Publication number
JPH0479426B2
JPH0479426B2 JP3942384A JP3942384A JPH0479426B2 JP H0479426 B2 JPH0479426 B2 JP H0479426B2 JP 3942384 A JP3942384 A JP 3942384A JP 3942384 A JP3942384 A JP 3942384A JP H0479426 B2 JPH0479426 B2 JP H0479426B2
Authority
JP
Japan
Prior art keywords
crt
digital echo
signal
screen
column
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
JP3942384A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60183573A (ja
Inventor
Kunio Asakura
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP3942384A priority Critical patent/JPS60183573A/ja
Publication of JPS60183573A publication Critical patent/JPS60183573A/ja
Publication of JPH0479426B2 publication Critical patent/JPH0479426B2/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
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/102—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP3942384A 1984-02-29 1984-02-29 魚群探知機の表示装置 Granted JPS60183573A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3942384A JPS60183573A (ja) 1984-02-29 1984-02-29 魚群探知機の表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3942384A JPS60183573A (ja) 1984-02-29 1984-02-29 魚群探知機の表示装置

Publications (2)

Publication Number Publication Date
JPS60183573A JPS60183573A (ja) 1985-09-19
JPH0479426B2 true JPH0479426B2 (en]) 1992-12-15

Family

ID=12552570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3942384A Granted JPS60183573A (ja) 1984-02-29 1984-02-29 魚群探知機の表示装置

Country Status (1)

Country Link
JP (1) JPS60183573A (en])

Also Published As

Publication number Publication date
JPS60183573A (ja) 1985-09-19

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