JPS5933371U - blanking circuit - Google Patents
blanking circuitInfo
- Publication number
- JPS5933371U JPS5933371U JP12748382U JP12748382U JPS5933371U JP S5933371 U JPS5933371 U JP S5933371U JP 12748382 U JP12748382 U JP 12748382U JP 12748382 U JP12748382 U JP 12748382U JP S5933371 U JPS5933371 U JP S5933371U
- Authority
- JP
- Japan
- Prior art keywords
- blanking circuit
- blanking
- screen
- circuit
- beginning
- 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
Landscapes
- Details Of Television Scanning (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の１実施例の構造図、第２図は同じくフ
ロック図、第３図は同じくタイミング図である。
１．２・・・光センサ、３，４・・・オーバースキャン
部、５・・・画面の観視部分、６，１１・・・増幅器、
７・・・垂直ブランキングパルス入力端子、８．１４・
・・ＯＲゲ−ｔ−，９・・・単安定マルチバイブレータ
、１ｏ、１：３・・・ＲＳフリップフロップ、１５・・
・出力端子。FIG. 1 is a structural diagram of an embodiment of the present invention, FIG. 2 is a block diagram, and FIG. 3 is a timing diagram. 1.2... Optical sensor, 3, 4... Overscan unit, 5... Viewing part of screen, 6, 11... Amplifier,
7... Vertical blanking pulse input terminal, 8.14.
・・OR game t-, 9...monostable multivibrator, 1o, 1:3...RS flip-flop, 15...
・Output terminal.
Claims (1)
る部分の始部及び終部を検知することにより、オーバー
スキャン部分のブランキングを行なうことを特徴とする
ブランキング回路。1. A blanking circuit for an image reproducing device using a picture tube, which performs blanking of an overscan portion by detecting the beginning and end of the visible portion of the screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12748382U JPS5933371U (en) | 1982-08-25 | 1982-08-25 | blanking circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12748382U JPS5933371U (en) | 1982-08-25 | 1982-08-25 | blanking circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5933371U true JPS5933371U (en) | 1984-03-01 |
Family
ID=30289524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12748382U Pending JPS5933371U (en) | 1982-08-25 | 1982-08-25 | blanking circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5933371U (en) |
-
1982
- 1982-08-25 JP JP12748382U patent/JPS5933371U/en active Pending
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