JPS6230172U - - Google Patents
Info
- Publication number
- JPS6230172U JPS6230172U JP12205385U JP12205385U JPS6230172U JP S6230172 U JPS6230172 U JP S6230172U JP 12205385 U JP12205385 U JP 12205385U JP 12205385 U JP12205385 U JP 12205385U JP S6230172 U JPS6230172 U JP S6230172U
- Authority
- JP
- Japan
- Prior art keywords
- echo signal
- transducer
- digital echo
- image memory
- deflection circuit
- 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
- 241000251468 Actinopterygii Species 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の１実施例の魚群探知機の表示
装置のブロツク図、第２図は第１図の装置の動作
を説明するフローチヤートである。
１…送信機、２…送受波器、３…増幅器、４…
Ａ／Ｄ変換器、５…バツフアメモリ、６…入出力
ポート、７…ＣＰＵ、８…プログラムメモリ、９
…エコー書込みコラムアドレス回路、１０…エコ
ー書込みロウアドレス回路、１１…読出しアドレ
ス回路、１２…画像メモリ、１３…ＣＲＴ、１４
…垂直偏向回路、１５…水平偏向回路、１６…垂
直サイズ調整可変抵抗、１７，１９…つまみ、１
８…水平サイズ調整コイル。
FIG. 1 is a block diagram of a display device for a fish finder according to an embodiment of the present invention, and FIG. 2 is a flowchart illustrating the operation of the device shown in FIG. 1...Transmitter, 2...Transducer, 3...Amplifier, 4...
A/D converter, 5... Buffer memory, 6... Input/output port, 7... CPU, 8... Program memory, 9
...Echo write column address circuit, 10...Echo write row address circuit, 11...Read address circuit, 12...Image memory, 13...CRT, 14
...Vertical deflection circuit, 15...Horizontal deflection circuit, 16...Vertical size adjustment variable resistor, 17, 19...Knob, 1
8...Horizontal size adjustment coil.
Claims (1)
より超音波を送出し、海中からのエコーを送受波
器で受信し、増幅器で増幅してＡ／Ｄ変換器でデ
ジタルエコー信号に変換し、このデジタルエコー
信号にコラムアドレス及びロウアドレスを付けて
画像メモリに記憶し、該画像メモリから上記デジ
タルエコー信号を読み出してＣＲＴデイスプレイ
で表示する魚群探知機において、上記ＣＲＴの垂
直偏向回路の垂直出力の調整装置及び水平偏向回
路の水直出力の調整装置を外部へ設けたことを特
徴とする魚群探知機の表示装置。 Ultrasonic waves are sent out from a transducer using a transmission pulse signal from a transmitter, the echo from the ocean is received by the transducer, amplified by an amplifier, and converted into a digital echo signal by an A/D converter. In a fish finder that attaches a column address and a row address to this digital echo signal and stores it in an image memory, reads out the digital echo signal from the image memory and displays it on a CRT display, the vertical output of the vertical deflection circuit of the CRT is A display device for a fish finder, characterized in that an adjustment device and an adjustment device for the horizontal output of a horizontal deflection circuit are provided externally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12205385U JPS6230172U (en) | 1985-08-07 | 1985-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12205385U JPS6230172U (en) | 1985-08-07 | 1985-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6230172U true JPS6230172U (en) | 1987-02-23 |
Family
ID=31011891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12205385U Pending JPS6230172U (en) | 1985-08-07 | 1985-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6230172U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56779A (en) * | 1979-06-15 | 1981-01-07 | Toshiba Corp | Pickup unit for display picture |
| JPS5631663A (en) * | 1979-06-26 | 1981-03-31 | Furuno Electric Co Ltd | Ultrasonic wave finder |
-
1985
- 1985-08-07 JP JP12205385U patent/JPS6230172U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56779A (en) * | 1979-06-15 | 1981-01-07 | Toshiba Corp | Pickup unit for display picture |
| JPS5631663A (en) * | 1979-06-26 | 1981-03-31 | Furuno Electric Co Ltd | Ultrasonic wave finder |
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