JPS61128838U - - Google Patents
Info
- Publication number
- JPS61128838U JPS61128838U JP1232285U JP1232285U JPS61128838U JP S61128838 U JPS61128838 U JP S61128838U JP 1232285 U JP1232285 U JP 1232285U JP 1232285 U JP1232285 U JP 1232285U JP S61128838 U JPS61128838 U JP S61128838U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output signal
- gate
- voltage
- voltage comparison
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Description
第１図はこの考案を適用したＡＦＣ回路のブロ
ツク図、第２図はこの考案を適用したＡＦＣ回路
の具体的な実施例の回路構成図、第３図は第２図
の回路の各部の信号電圧の波形を示す説明図であ
る。
第１図に於て、Ｐ…位相比較回路、Ｇ…この考
案の制御利得調整回路、８…充電回路、９…電圧
比較回路、１０…アンド回路、１１…ゲート回路
。
Figure 1 is a block diagram of an AFC circuit to which this invention is applied, Figure 2 is a circuit diagram of a specific embodiment of an AFC circuit to which this invention is applied, and Figure 3 is a signal diagram of each part of the circuit in Figure 2. FIG. 3 is an explanatory diagram showing voltage waveforms. In FIG. 1, P...phase comparison circuit, G...control gain adjustment circuit of this invention, 8...charging circuit, 9...voltage comparison circuit, 10...AND circuit, 11...gate circuit.
Claims (1)
基準信号または被制御信号の一方をオンオフする
ゲート回路と、ゲート回路の出力信号によつて充
電される充電回路と、充電回路の端子電圧を参照
電圧と比較する電圧比較回路と、電圧比較回路の
出力信号とゲートパルスのアンドをとるアンド回
路と、アンド回路の出力信号をゲート回路に帰還
する回路とからなる自動周波数制御回路の制御利
得調整回路。 A gate circuit that turns on and off either the reference signal or the controlled signal supplied to the phase comparison section of the automatic frequency control circuit, a charging circuit that is charged by the output signal of the gate circuit, and a terminal voltage of the charging circuit that is used as a reference voltage. A control gain adjustment circuit for an automatic frequency control circuit, comprising a voltage comparison circuit that compares the output signal of the voltage comparison circuit with the gate pulse, an AND circuit that ANDs the output signal of the voltage comparison circuit and a gate pulse, and a circuit that feeds back the output signal of the AND circuit to the gate circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1232285U JPS61128838U (en) | 1985-01-31 | 1985-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1232285U JPS61128838U (en) | 1985-01-31 | 1985-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61128838U true JPS61128838U (en) | 1986-08-12 |
Family
ID=30495274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1232285U Pending JPS61128838U (en) | 1985-01-31 | 1985-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61128838U (en) |
-
1985
- 1985-01-31 JP JP1232285U patent/JPS61128838U/ja active Pending