JPS56147083A - Fish finder for two-way simultaneous recording - Google Patents
Fish finder for two-way simultaneous recordingInfo
- Publication number
- JPS56147083A JPS56147083A JP4954680A JP4954680A JPS56147083A JP S56147083 A JPS56147083 A JP S56147083A JP 4954680 A JP4954680 A JP 4954680A JP 4954680 A JP4954680 A JP 4954680A JP S56147083 A JPS56147083 A JP S56147083A
- Authority
- JP
- Japan
- Prior art keywords
- signals
- received
- converted
- recording paper
- discriminately
- 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.)
- Pending
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4954680A JPS56147083A (en) | 1980-04-17 | 1980-04-17 | Fish finder for two-way simultaneous recording |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4954680A JPS56147083A (en) | 1980-04-17 | 1980-04-17 | Fish finder for two-way simultaneous recording |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56147083A true JPS56147083A (en) | 1981-11-14 |
Family
ID=12834183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4954680A Pending JPS56147083A (en) | 1980-04-17 | 1980-04-17 | Fish finder for two-way simultaneous recording |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56147083A (ja) |
-
1980
- 1980-04-17 JP JP4954680A patent/JPS56147083A/ja active Pending
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