JPS623180U - - Google Patents
Info
- Publication number
- JPS623180U JPS623180U JP9231085U JP9231085U JPS623180U JP S623180 U JPS623180 U JP S623180U JP 9231085 U JP9231085 U JP 9231085U JP 9231085 U JP9231085 U JP 9231085U JP S623180 U JPS623180 U JP S623180U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- degaussing
- signal
- fade
- outputs
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図は、この考案のテレビ受像機の消磁装置
を示すブロツク図、第２図は第１図の主要な波形
図、第３図は、この考案の一実施例を示す消磁回
路図、第４図は第３図の各部の信号波形図である
。
図中、１はビデオアンプ、３は受像管、４は消
磁コイル、５は消磁回路、６は信号回路、８は検
出回路、１０はフエードアウト、フエードイン制
御を行う制御回路を示めす。
Fig. 1 is a block diagram showing a degaussing device for a television receiver of this invention, Fig. 2 is a main waveform diagram of Fig. 1, and Fig. 3 is a degaussing circuit diagram showing an embodiment of this invention. FIG. 4 is a signal waveform diagram of each part of FIG. 3. In the figure, 1 is a video amplifier, 3 is a picture tube, 4 is a degaussing coil, 5 is a degaussing circuit, 6 is a signal circuit, 8 is a detection circuit, and 10 is a control circuit for performing fade-out and fade-in control.
Claims (1)
によつて出力する信号回路と、前記信号回路の出
力によつて画像をフエードアウト、フエードイン
制御する制御回路と、前記画像の輝度信号が所定
の黒レベルに低下した時点を検出する回路と、前
記検出回路と前記信号回路の出力によつて消磁回
路を始動する駆動回路を備えていることを特徴と
するテレビ受像機の消磁回路。 a signal circuit that outputs a degaussing start signal at predetermined intervals or manually; a control circuit that controls fade-out and fade-in of an image according to the output of the signal circuit; 1. A degaussing circuit for a television receiver, comprising: a circuit for detecting a point in time when the voltage decreases; and a drive circuit for starting a degaussing circuit by the outputs of the detection circuit and the signal circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9231085U JPS623180U (en) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9231085U JPS623180U (en) | 1985-06-20 | 1985-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS623180U true JPS623180U (en) | 1987-01-09 |
Family
ID=30648995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9231085U Pending JPS623180U (en) | 1985-06-20 | 1985-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS623180U (en) |
-
1985
- 1985-06-20 JP JP9231085U patent/JPS623180U/ja active Pending
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