JPH03109472U - - Google Patents
Info
- Publication number
- JPH03109472U JPH03109472U JP1799290U JP1799290U JPH03109472U JP H03109472 U JPH03109472 U JP H03109472U JP 1799290 U JP1799290 U JP 1799290U JP 1799290 U JP1799290 U JP 1799290U JP H03109472 U JPH03109472 U JP H03109472U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- coil
- circuit
- high voltage
- detection means
- 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 3
- 238000010586 diagram Methods 0.000 description 10
- 239000003990 capacitor Substances 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案に係る高圧発生回路の一実施例
を示す回路図、第２図は同実施例における各回路
部分の波形図、第３図は補正電圧を高圧コイルを
通して加えた時の過渡応答の遅れ状態を示す波形
説明図、第４図は本実施例における過渡応答の遅
れのない状態での補正作用を示す波形説明図、第
５図ａは本実施例における高圧コイルの中間点に
おけるレギユレーシヨン特性の説明図、第５図ｂ
は多倍圧回路の倍圧出力を高圧コイルの低圧端に
加える場合の高圧コイル中間点でのレギユレーシ
ヨン特性の説明図、第６図は本実施例における多
倍圧回路の動作を説明する回路図、第７図は第６
図の各点における電圧波形図、第８図および第９
図は従来の一般的な高圧安定化手段を備えた高圧
発生回路の回路図である。
１……水平偏向出力回路、２……フライバツク
トランス、３……水平偏向コイル、４……高圧安
定化手段、５……ブリーダ抵抗器、６……比較器
、７……電源、８……制御トランジスタ、９……
フオーカス回路、１０……低圧コイル、１１……
高圧コイル、１２……可飽和リアクタ、１２ａ，
１２ｂ……コイル、１３……ダンパーダイオード
、１４……逆電流吸収コンデンサ、１５……可変
抵抗器、１６……高圧制御手段、１７……多倍圧
回路、１８……コア、１９……補正電圧発生コイ
ル、２０……整流ダイオード、２１……比較増幅
器、２２……基準パルス発生コイル、２３……増
幅器、２４……クリツプ回路、２５……積分回路
、２６……反転増幅器、２７……スイツチング動
作制御回路、２８……スイツチング回路、３０…
…補正電圧供給部、３１……整流器、３２……ド
ライブトランス、３３……パワートランジスタ、
３４……一次側コイル、３５……二次側コイル、
３６……抵抗器、３７……ＡＣ側コンデンサ、３
８，３９……ＤＣ側コンデンサ、４０……ダイオ
ード、４１……ブリーダ抵抗器、４２，４３……
可変抵抗器。
Fig. 1 is a circuit diagram showing an embodiment of the high voltage generation circuit according to the present invention, Fig. 2 is a waveform diagram of each circuit part in the same embodiment, and Fig. 3 is a transient diagram when a correction voltage is applied through the high voltage coil. FIG. 4 is a waveform explanatory diagram showing a state where the response is delayed. FIG. 4 is a waveform explanatory diagram showing the correction action in a state where there is no delay in transient response in this embodiment. FIG. Explanatory diagram of regulation characteristics, Figure 5b
6 is an explanatory diagram of the regulation characteristic at the midpoint of the high voltage coil when the voltage doubler output of the multivoltage circuit is applied to the low voltage end of the high voltage coil, and FIG. 6 is a circuit diagram explaining the operation of the multivoltage circuit in this embodiment. , Figure 7 is the 6th
Voltage waveform diagrams at each point in the figure, Figures 8 and 9
The figure is a circuit diagram of a high voltage generation circuit equipped with a conventional general high voltage stabilizing means. DESCRIPTION OF SYMBOLS 1... Horizontal deflection output circuit, 2... Flyback transformer, 3... Horizontal deflection coil, 4... High voltage stabilizing means, 5... Bleeder resistor, 6... Comparator, 7... Power supply, 8... ...control transistor, 9...
Focus circuit, 10...Low voltage coil, 11...
High voltage coil, 12...Saturable reactor, 12a,
12b... Coil, 13... Damper diode, 14... Reverse current absorption capacitor, 15... Variable resistor, 16... High voltage control means, 17... Multiplier circuit, 18... Core, 19... Correction Voltage generating coil, 20... Rectifying diode, 21... Comparing amplifier, 22... Reference pulse generating coil, 23... Amplifier, 24... Clip circuit, 25... Integrating circuit, 26... Inverting amplifier, 27... Switching operation control circuit, 28...Switching circuit, 30...
...Correction voltage supply unit, 31... Rectifier, 32... Drive transformer, 33... Power transistor,
34...Primary side coil, 35...Secondary side coil,
36...Resistor, 37...AC side capacitor, 3
8, 39... DC side capacitor, 40... Diode, 41... Bleeder resistor, 42, 43...
Variable resistor.
Claims (1)
ラウン管のアノードへ加えるフライバツクトラン
スと、前記高圧出力電圧の高圧検出手段と、前記
高圧検出手段で検出される高圧出力電圧の変動に
対応させて補正電圧をフライバツクトランスの高
圧側に加える高圧制御手段とを有する高圧発生回
路において、前記高圧制御手段とフライバツクト
ランスを構成する高圧コイルの高圧端間には前記
補正電圧を増幅して直接高圧コイルの高圧端側に
加える多倍圧回路が介設されており、高圧コイル
の高圧端と低圧端との間にはレギユレーシヨン特
性が安定する位置に高圧検出手段への高圧取り出
し部が接続されていることを特徴とする高圧発生
回路。 a flyback transformer that boosts the flyback pulse and applies a high-voltage output voltage to the anode of the cathode ray tube; a high-voltage detection means for the high-voltage output voltage; and a correction voltage corresponding to fluctuations in the high-voltage output voltage detected by the high-voltage detection means. In a high voltage generation circuit having a high voltage control means applied to the high voltage side of a flyback transformer, the correction voltage is amplified between the high voltage control means and the high voltage end of the high voltage coil constituting the flyback transformer, and the high voltage of the high voltage coil is directly applied. A multi-voltage circuit for applying voltage to the end side is interposed, and a high-voltage outlet to the high-voltage detection means is connected between the high-voltage end and the low-voltage end of the high-voltage coil at a position where the regulation characteristics are stabilized. Features a high voltage generation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1799290U JPH03109472U (en) | 1990-02-23 | 1990-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1799290U JPH03109472U (en) | 1990-02-23 | 1990-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03109472U true JPH03109472U (en) | 1991-11-11 |
Family
ID=31521168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1799290U Pending JPH03109472U (en) | 1990-02-23 | 1990-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03109472U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006288916A (en) * | 2005-04-14 | 2006-10-26 | Afin:Kk | Program for measuring and improving moving body eyesight |
| JP2008079667A (en) * | 2006-09-26 | 2008-04-10 | National Institute Of Fitness & Sports In Kanoya | Timing error measuring apparatus |
-
1990
- 1990-02-23 JP JP1799290U patent/JPH03109472U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006288916A (en) * | 2005-04-14 | 2006-10-26 | Afin:Kk | Program for measuring and improving moving body eyesight |
| JP2008079667A (en) * | 2006-09-26 | 2008-04-10 | National Institute Of Fitness & Sports In Kanoya | Timing error measuring apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH03109472U (en) | ||
| CN211880302U (en) | Synchronous rectification control circuit and flyback isolated conversion circuit | |
| JP2551190B2 (en) | Switching power supply circuit | |
| JPS6219104Y2 (en) | ||
| JP2961851B2 (en) | Power supply circuit using piezoelectric transformer | |
| JP3016570B2 (en) | Voltage resonance type high voltage generation circuit | |
| JPS5910842Y2 (en) | television receiver | |
| JPH0411406Y2 (en) | ||
| JPS6022693Y2 (en) | horizontal output device | |
| JPH0237275Y2 (en) | ||
| JPS6213432Y2 (en) | ||
| JPH0241654A (en) | Ringing choke converter power equipment | |
| JPH10248247A (en) | Boosting chopper circuit | |
| JPH028552Y2 (en) | ||
| JPH0585104B2 (en) | ||
| JPS586464U (en) | vertical output device | |
| JPS6270686U (en) | ||
| JPS6132787U (en) | flyback converter | |
| JPH04271273A (en) | Auxiliary power supply | |
| JPH04299061A (en) | Power supply | |
| JPH0461489U (en) | ||
| JPH033186U (en) | ||
| JPS6233831B2 (en) | ||
| JPH0368631B2 (en) | ||
| JPS6030149B2 (en) | Self-stabilizing horizontal deflection high voltage output circuit |