JPS609373U - Screen phase adjustment device - Google Patents
Screen phase adjustment deviceInfo
- Publication number
- JPS609373U JPS609373U JP10025583U JP10025583U JPS609373U JP S609373 U JPS609373 U JP S609373U JP 10025583 U JP10025583 U JP 10025583U JP 10025583 U JP10025583 U JP 10025583U JP S609373 U JPS609373 U JP S609373U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- adjustment device
- phase adjustment
- screen phase
- differentiating
- 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
- Synchronizing For Television (AREA)
- 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図はテレビジョン受像機における陰極線管の画面位
相調整装置の従来例を示すブロック図、第２図は上記従
来例における鋸歯状波信号の積分時定数変化による位相
と振幅の変化を示す波形図である。第３図は本考案に係
る画面位相調整装置の一実施例婆示す回路図、第４図Ａ
は上記実施例におけるフライバックパルスを示す波形図
、第４図Ｂは上記フライバックパルスより得られる鋸歯
−状波信号を示す波形図である。
１１・・・・・・信号入力端子、１４・・・・・・可変
抵抗器、１８・・・・・・スイッチングトランジスタ、
２０・・・・・・微゛分回路、３０・・・・・・積分回
路、４０・・・・・・鋸歯状波信号発生回路、５０・・
・・・・水平ＡＦＣ回路、６０・・・・・・フィルタ回
路、７０・・・・・・水平発振回路、８０・・・・・・
水平偏向回路。Fig. 1 is a block diagram showing a conventional example of a screen phase adjustment device for a cathode ray tube in a television receiver, and Fig. 2 is a waveform showing changes in phase and amplitude due to changes in the integration time constant of the sawtooth wave signal in the above conventional example. It is a diagram. FIG. 3 is a circuit diagram showing an embodiment of the screen phase adjustment device according to the present invention, and FIG. 4A
is a waveform diagram showing the flyback pulse in the above embodiment, and FIG. 4B is a waveform diagram showing a sawtooth wave signal obtained from the flyback pulse. 11... Signal input terminal, 14... Variable resistor, 18... Switching transistor,
20... Differential circuit, 30... Integrating circuit, 40... Sawtooth signal generation circuit, 50...
...Horizontal AFC circuit, 60...Filter circuit, 70...Horizontal oscillation circuit, 80...
Horizontal deflection circuit.
Claims (1)
可変手段を有し上記微分回路からの微分出力を積分する
積分回路と、該積分回路からの積分出力によりスイッチ
ング動作を行ない鋸歯状波信号形成回路とを備え、上記
鋸歯状波信号を偏向系に供給し、上記積分回路の積分時
定数に応じて画面位相を可変調整するようにしたことを
特徴とする画面位相調整装置。a differentiating circuit for differentiating flyback pulses, an integrating circuit having integral time constant variable means for integrating the differential output from the differentiating circuit, and a sawtooth wave signal forming circuit that performs a switching operation using the integrated output from the integrating circuit. A screen phase adjustment device comprising: supplying the sawtooth wave signal to a deflection system and variably adjusting the screen phase according to an integration time constant of the integration circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10025583U JPS609373U (en) | 1983-06-30 | 1983-06-30 | Screen phase adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10025583U JPS609373U (en) | 1983-06-30 | 1983-06-30 | Screen phase adjustment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS609373U true JPS609373U (en) | 1985-01-22 |
Family
ID=30237247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10025583U Pending JPS609373U (en) | 1983-06-30 | 1983-06-30 | Screen phase adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS609373U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62138823U (en) * | 1986-02-26 | 1987-09-01 | ||
| JPH0348968U (en) * | 1989-09-19 | 1991-05-13 |
-
1983
- 1983-06-30 JP JP10025583U patent/JPS609373U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62138823U (en) * | 1986-02-26 | 1987-09-01 | ||
| JPH0348968U (en) * | 1989-09-19 | 1991-05-13 |
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