JPS60192564U - Blanking harmonic prevention circuit - Google Patents
Blanking harmonic prevention circuitInfo
- Publication number
- JPS60192564U JPS60192564U JP8013384U JP8013384U JPS60192564U JP S60192564 U JPS60192564 U JP S60192564U JP 8013384 U JP8013384 U JP 8013384U JP 8013384 U JP8013384 U JP 8013384U JP S60192564 U JPS60192564 U JP S60192564U
- Authority
- JP
- Japan
- Prior art keywords
- blanking
- circuit
- pulse
- output
- integrated 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.)
- Granted
Links
Landscapes
- Details Of Television Scanning (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Processing Of Color Television Signals (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図は従来からの原色出力回路付近の電気回路図、第
２図は第１図に示す回路のブランキングパルスを説明す
るための波形図、第３図は本考案の一実施例の電気回路
図、第４図は第３図に県す回路の動作を説明するための
波形図である。
１・・・原色駆動用集積回路、２・・・陰極線管、３・
・・ブランキング回路、ＣＩ、Ｃ２，Ｃ３・・・コン≠
ンサ、Ｄ１〜Ｄ４・・・ダイオード、Ｒ１−Ｒ１５・・
・抵抗、ＴＲ１〜ＴＲ４・・・トランジスタ。Fig. 1 is an electric circuit diagram of a conventional primary color output circuit, Fig. 2 is a waveform diagram for explaining the blanking pulse of the circuit shown in Fig. 1, and Fig. 3 is an electric circuit diagram of an embodiment of the present invention. The circuit diagram, FIG. 4, is a waveform diagram for explaining the operation of the circuit shown in FIG. 3. 1... Integrated circuit for driving primary colors, 2... Cathode ray tube, 3...
・Blanking circuit, CI, C2, C3...Con≠
Sensor, D1-D4...Diode, R1-R15...
・Resistance, TR1 to TR4...transistor.
Claims (1)
、３原色信号を作成する集積回路と、その集積回路に与
えるブランキングパルスのパルス幅を短（すワ句しス幅
短縮回路と、ブランキングパルスの立ち上がりと立ち下
がりとをゆるやかにするパルス緩和回路と、そのパルス
緩和回路の出力により駆動するブランキング駆動回路と
を含み、前記集積回路の出力である３原色信号とブラン
キング駆動回路の出力とを陰極線管を駆動させる駆動回
路に与えることを特徴とするブランキング高調波防止回
路。An integrated circuit that receives color difference signals, luminance signals, and blanking pulses to create three primary color signals, and a blanking pulse shortening circuit that shortens the pulse width of the blanking pulse applied to the integrated circuit. It includes a pulse relaxation circuit that makes the rise and fall of the ranking pulse gradual, and a blanking drive circuit that is driven by the output of the pulse relaxation circuit, and the output of the three primary color signals output from the integrated circuit and the blanking drive circuit. A blanking harmonic prevention circuit characterized in that the output is given to a drive circuit that drives a cathode ray tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8013384U JPS60192564U (en) | 1984-05-29 | 1984-05-29 | Blanking harmonic prevention circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8013384U JPS60192564U (en) | 1984-05-29 | 1984-05-29 | Blanking harmonic prevention circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60192564U true JPS60192564U (en) | 1985-12-20 |
| JPH0247668Y2 JPH0247668Y2 (en) | 1990-12-14 |
Family
ID=30625695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8013384U Granted JPS60192564U (en) | 1984-05-29 | 1984-05-29 | Blanking harmonic prevention circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60192564U (en) |
-
1984
- 1984-05-29 JP JP8013384U patent/JPS60192564U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0247668Y2 (en) | 1990-12-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS60192564U (en) | Blanking harmonic prevention circuit | |
| JPS6030684U (en) | Color killer voltage detection circuit | |
| JPH0258726U (en) | ||
| JPS5866890U (en) | DC-AC inverter | |
| JPS6077300U (en) | Pulse motor drive circuit | |
| JPS6380596U (en) | ||
| JPS63147080U (en) | ||
| JPH0362396U (en) | ||
| JPS6033677U (en) | Self-timer display device | |
| JPS60169935U (en) | Pulse waveform generation circuit | |
| JPH0286737U (en) | ||
| JPS6040101U (en) | DC motor control circuit for alarm clock | |
| JPS5857161U (en) | Video signal circuit | |
| JPS617293U (en) | Motor rotation control device | |
| JPS5862388U (en) | liquid crystal display device | |
| JPS60104777U (en) | Peak level display device | |
| JPS6127184U (en) | Remaining amount display device | |
| JPS6046599U (en) | Buzzer drive circuit | |
| JPS59164087U (en) | Luminous display | |
| JPS6123746U (en) | Selective call receiver display circuit | |
| JPS6092114U (en) | level display device | |
| JPS615081U (en) | Color video output circuit | |
| JPS6090495U (en) | Fluorescent display tube drive device | |
| JPS5935919U (en) | drive device | |
| JPS60111172U (en) | Flare correction circuit |