JPS59143160U - Horizontal oscillation frequency stabilization circuit - Google Patents
Horizontal oscillation frequency stabilization circuitInfo
- Publication number
- JPS59143160U JPS59143160U JP3764383U JP3764383U JPS59143160U JP S59143160 U JPS59143160 U JP S59143160U JP 3764383 U JP3764383 U JP 3764383U JP 3764383 U JP3764383 U JP 3764383U JP S59143160 U JPS59143160 U JP S59143160U
- Authority
- JP
- Japan
- Prior art keywords
- oscillation frequency
- horizontal oscillation
- sawtooth wave
- circuit
- wave voltage
- 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
- 230000010355 oscillation Effects 0.000 title claims description 7
- 230000006641 stabilisation Effects 0.000 title 1
- 238000011105 stabilization Methods 0.000 title 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Synchronizing For Television (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (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図は水平発振周波数制御回路の一般的な構成を示す
ブロック図である。第２図は水平発振周波数制御回路中
の位相比較回路に入力される信号波形図であ、る。第３
図は従来の位相比較回路を示す図である。第４図は従来
回路とこの考案を実施した位相比較回路のノコギリ波電
圧を比べた波形図である。第５図はこの考案の動作を説
明するための波形図である。第６図はこの考案の一実施
例を示す電気回路図である。
図において、１は積分回路、２は位相比較回路、３は同
期分離回路、４は水平発振回路、Ａは差動増幅回路、Ｂ
はバイアス回路である。
第４図
第６図FIG. 1 is a block diagram showing the general configuration of a horizontal oscillation frequency control circuit. FIG. 2 is a signal waveform diagram input to the phase comparator circuit in the horizontal oscillation frequency control circuit. Third
The figure shows a conventional phase comparator circuit. FIG. 4 is a waveform diagram comparing the sawtooth wave voltages of a conventional circuit and a phase comparator circuit implementing this invention. FIG. 5 is a waveform diagram for explaining the operation of this invention. FIG. 6 is an electrical circuit diagram showing an embodiment of this invention. In the figure, 1 is an integration circuit, 2 is a phase comparison circuit, 3 is a synchronous separation circuit, 4 is a horizontal oscillation circuit, A is a differential amplifier circuit, and B is a differential amplifier circuit.
is a bias circuit. Figure 4 Figure 6
Claims (1)
と水平同期信号との位相を比較して、その位相差によっ
て制御電圧を発生させ、この制御電圧によって水平発振
周波数を制御する水平発振周波数制御回路において、 位相比較器のノコギリ波電圧入力端に、抵抗を介して直
流バイアスを付加する回路を設けてなり、ノコギリ波電
圧の直流レベルを移動させて水平同期信号と比較するノ
コギリ波電圧の位置をより直線性のある範囲に設定する
ことを特徴とする水平発振周波数安定化回路。[Claims for Utility Model Registration] The phases of the sawtooth wave voltage obtained by integrating the flyback pulse and the horizontal synchronization signal are compared, a control voltage is generated based on the phase difference, and the horizontal oscillation frequency is controlled by this control voltage. In the horizontal oscillation frequency control circuit to be controlled, a circuit that adds a DC bias via a resistor is installed at the sawtooth wave voltage input terminal of the phase comparator to move the DC level of the sawtooth wave voltage and compare it with the horizontal synchronization signal. A horizontal oscillation frequency stabilizing circuit characterized by setting the position of a sawtooth wave voltage within a more linear range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3764383U JPS59143160U (en) | 1983-03-14 | 1983-03-14 | Horizontal oscillation frequency stabilization circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3764383U JPS59143160U (en) | 1983-03-14 | 1983-03-14 | Horizontal oscillation frequency stabilization circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59143160U true JPS59143160U (en) | 1984-09-25 |
Family
ID=30168330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3764383U Pending JPS59143160U (en) | 1983-03-14 | 1983-03-14 | Horizontal oscillation frequency stabilization circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59143160U (en) |
-
1983
- 1983-03-14 JP JP3764383U patent/JPS59143160U/en active Pending
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