JPS6320672U - - Google Patents
Info
- Publication number
- JPS6320672U JPS6320672U JP11179586U JP11179586U JPS6320672U JP S6320672 U JPS6320672 U JP S6320672U JP 11179586 U JP11179586 U JP 11179586U JP 11179586 U JP11179586 U JP 11179586U JP S6320672 U JPS6320672 U JP S6320672U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- horizontal
- voltage
- drive
- output 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案に係る水平偏向回路の構成を示
すブロツク図、第２図は本考案の一実施例に係る
水平偏向回路の回路構成図、第３図は従来の水平
偏向回路の回路構成図、第４図Ａ，Ｂは画像歪み
の発生している画面と画像歪の発生していない正
常な画面とをそれぞれ概略的に示す説明図である
。
１０……陰極線管、２２……水平出力トランジ
スタ、２７……フライバツクトランス、３０……
カソード電流検出回路、３６……ドライブ電圧制
御回路、３７……誤差増幅トランジスタ、４０…
…制御用トランジスタ。
FIG. 1 is a block diagram showing the configuration of a horizontal deflection circuit according to the present invention, FIG. 2 is a circuit configuration diagram of a horizontal deflection circuit according to an embodiment of the present invention, and FIG. 3 is a circuit configuration of a conventional horizontal deflection circuit. 4A and 4B are explanatory diagrams schematically showing a screen with image distortion and a normal screen without image distortion, respectively. 10...Cathode ray tube, 22...Horizontal output transistor, 27...Flyback transformer, 30...
Cathode current detection circuit, 36... Drive voltage control circuit, 37... Error amplification transistor, 40...
...control transistor.
Claims (1)
力回路と、ドライブ電圧の供給で前記水平出力回
路を駆動制御する水平ドライブ回路と、前記水平
出力回路より出力されるパルス電圧を昇圧し、陰
極線管にアノード電圧を供給する高圧出力回路と
を備える水平偏向回路において、前記陰極線管の
カソード電流を検出して検出信号を出力するカソ
ード電流検出回路と、前記検出信号の供給で前記
アノード電圧を一定に保持すべく前記ドライブ電
圧を制御するドライブ電圧制御回路とを含むこと
を特徴とする水平偏向回路。 a horizontal output circuit that supplies a sawtooth current to the deflection coil; a horizontal drive circuit that drives and controls the horizontal output circuit by supplying a drive voltage; and a horizontal drive circuit that boosts the pulse voltage output from the horizontal output circuit and supplies the anode to the cathode ray tube. A horizontal deflection circuit comprising: a high voltage output circuit for supplying a voltage; a cathode current detection circuit for detecting a cathode current of the cathode ray tube and outputting a detection signal; and a drive voltage control circuit for controlling the drive voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11179586U JPS6320672U (en) | 1986-07-21 | 1986-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11179586U JPS6320672U (en) | 1986-07-21 | 1986-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6320672U true JPS6320672U (en) | 1988-02-10 |
Family
ID=30992054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11179586U Pending JPS6320672U (en) | 1986-07-21 | 1986-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6320672U (en) |
-
1986
- 1986-07-21 JP JP11179586U patent/JPS6320672U/ja active Pending
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