JPS6122085U - Video amplification circuit for cathode ray tube display device - Google Patents
Video amplification circuit for cathode ray tube display deviceInfo
- Publication number
- JPS6122085U JPS6122085U JP10488984U JP10488984U JPS6122085U JP S6122085 U JPS6122085 U JP S6122085U JP 10488984 U JP10488984 U JP 10488984U JP 10488984 U JP10488984 U JP 10488984U JP S6122085 U JPS6122085 U JP S6122085U
- Authority
- JP
- Japan
- Prior art keywords
- display device
- ray tube
- cathode ray
- tube display
- pulse width
- 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
- Picture Signal Circuits (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図は本考案の実施例構成図、第２図ａ ”−は動作
説明のための信号波形図である。
Ａ：増幅部、Ｆ１：映像増幅出力回路、Ｆ２：増幅回路
、Ｈ：パルス幅変調器、ＴＩ，Ｔ２ ： ｌ’ランジス
タ、０１〜Ｃ３：コンデンサ、Ｒ１〜Ｒ６：抵抗。Figure 1 is a configuration diagram of an embodiment of the present invention, and Figure 2 a'' is a signal waveform diagram for explaining the operation. A: Amplification section, F1: Video amplification output circuit, F2: Amplification circuit, H: Pulse Width modulator, TI, T2: l' transistor, 01-C3: capacitor, R1-R6: resistor.
Claims (1)
したレベルの信号電圧を前記映像信号増幅部に帰還せし
める帰還回路と、該映像信号増幅部の出力電圧に対応し
た電圧を受けて整流する整流部と、該整流部の出力レベ
ルに応じたパルス幅のパルス信号を出力するパルス幅変
調器とを有し、該パルス幅変調器の出力パルス信号のパ
ルス幅に応じて前記帰還回路から帰還される電圧値を制
御するようにしたことを特徴とする陰極線管表示装置の
映像増幅回路。a video signal amplification section; a feedback circuit that feeds back a signal voltage at a level corresponding to output fluctuations of the video signal amplification section to the video signal amplification section; and a feedback circuit that receives and rectifies a voltage corresponding to the output voltage of the video signal amplification section. and a pulse width modulator that outputs a pulse signal with a pulse width that corresponds to the output level of the rectifier, and a pulse width modulator that outputs a pulse signal with a pulse width that corresponds to the output level of the rectifier. A video amplification circuit for a cathode ray tube display device, characterized in that the voltage value to be fed back is controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10488984U JPS6122085U (en) | 1984-07-11 | 1984-07-11 | Video amplification circuit for cathode ray tube display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10488984U JPS6122085U (en) | 1984-07-11 | 1984-07-11 | Video amplification circuit for cathode ray tube display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6122085U true JPS6122085U (en) | 1986-02-08 |
Family
ID=30664229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10488984U Pending JPS6122085U (en) | 1984-07-11 | 1984-07-11 | Video amplification circuit for cathode ray tube display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6122085U (en) |
-
1984
- 1984-07-11 JP JP10488984U patent/JPS6122085U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6122085U (en) | Video amplification circuit for cathode ray tube display device | |
| JPS5976169U (en) | video amplification circuit | |
| JPS588207U (en) | Amplifier | |
| JPS59152863U (en) | Cathode ray tube fluorescent film burnout prevention circuit | |
| JPS6095725U (en) | limiter circuit | |
| JPS58161333U (en) | Single pulse generator circuit | |
| JPS6064622U (en) | slice circuit | |
| JPS5813777U (en) | Vertical linearity correction circuit | |
| JPS58439U (en) | integrated circuit | |
| JPS59169167U (en) | cathode ray tube drive circuit | |
| JPS58166112U (en) | Mute pulse generation circuit | |
| JPS58129712U (en) | amplifier circuit | |
| JPS59118337U (en) | current source circuit | |
| JPS6333252U (en) | ||
| JPH0279684U (en) | ||
| JPS591141U (en) | Tape running display circuit | |
| JPS5871214U (en) | Muting signal generation circuit | |
| JPS6123783U (en) | Gamma correction circuit | |
| JPS60155264U (en) | vertical deflection circuit | |
| JPS615030U (en) | Sawtooth wave generator | |
| JPS6042970U (en) | current detection circuit | |
| JPS60124125U (en) | Mute signal generation circuit | |
| JPS59122560U (en) | rectifier circuit | |
| JPS5911512U (en) | Signal level adjustment circuit | |
| JPS5981159U (en) | Contour enhancement circuit |