JPS58139737U - phase comparator - Google Patents
phase comparatorInfo
- Publication number
- JPS58139737U JPS58139737U JP3628282U JP3628282U JPS58139737U JP S58139737 U JPS58139737 U JP S58139737U JP 3628282 U JP3628282 U JP 3628282U JP 3628282 U JP3628282 U JP 3628282U JP S58139737 U JPS58139737 U JP S58139737U
- Authority
- JP
- Japan
- Prior art keywords
- sawtooth wave
- sampling
- phase comparator
- signal
- reference signal
- 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
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Manipulation Of Pulses (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図は従来例による位相比較器の回路図、第２図は第
１図の各部の波形図、第３図は本考案の実施例による位
相比較器の回路図、第４図は第３図の各部の波形図であ
る。
１：ｍＬ ２：コンディサ、５：保持用コンデンサ、
６：電源、１０：記憶回路、１１：鋸歯状波発生回路、
１４．１５．１８：トランジスタ、１９：アナログスイ
ッチ、Ｒ：基準信号、Ｓ：標本化信号。FIG. 1 is a circuit diagram of a phase comparator according to a conventional example, FIG. 2 is a waveform diagram of each part of FIG. 1, FIG. 3 is a circuit diagram of a phase comparator according to an embodiment of the present invention, and FIG. It is a waveform chart of each part of a figure. 1: mL 2: Condenser, 5: Holding capacitor,
6: power supply, 10: memory circuit, 11: sawtooth wave generation circuit,
14.15.18: Transistor, 19: Analog switch, R: Reference signal, S: Sampling signal.
Claims (1)
準信号の周期を持つ前記鋸歯状波を発生させるＣＲ充電
形鋸歯状波発生回路、及び前記基準信号とこの基準信号
から位相の遅れた標本化信号とを入力とし、この標本化
信号の立上りにより前記鋸歯状波の電圧上昇を中断させ
−るＲＳフリップフロップ形記憶回路、及び前記標本化
信号の立上りから立下りまでの期間、前記電圧上昇を中
断させた鋸歯状波の電圧を転送させるアナログスイッチ
で構成し、前記標本化信号の前記基準信号に対する位相
差の標本化に伴うリップルを取除くようにしたことを特
徴とする位相比較器。In a sampling holding type phase comparator using a sawtooth wave, a CR charging type sawtooth wave generating circuit generates the sawtooth wave having a period of a reference signal, and a CR charging type sawtooth wave generation circuit that generates the sawtooth wave having a period of the reference signal, and an RS flip-flop type memory circuit that receives a sampling signal and interrupts the voltage rise of the sawtooth wave at the rising edge of the sampling signal; and A phase comparator comprising an analog switch that transfers a sawtooth wave voltage whose rise is interrupted, and is configured to remove ripples accompanying sampling of a phase difference between the sampled signal and the reference signal. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3628282U JPS58139737U (en) | 1982-03-17 | 1982-03-17 | phase comparator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3628282U JPS58139737U (en) | 1982-03-17 | 1982-03-17 | phase comparator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58139737U true JPS58139737U (en) | 1983-09-20 |
Family
ID=30047718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3628282U Pending JPS58139737U (en) | 1982-03-17 | 1982-03-17 | phase comparator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58139737U (en) |
-
1982
- 1982-03-17 JP JP3628282U patent/JPS58139737U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS58139737U (en) | phase comparator | |
| JPS596334U (en) | Peak hold circuit | |
| JPS598298U (en) | Pulse motor drive circuit | |
| JPS58122120U (en) | Inrush current prevention circuit | |
| JPS5999298U (en) | Dynamic memory access timing circuit | |
| JPS58127900U (en) | Clock synchronous motor drive circuit | |
| JPS6068477U (en) | Peak charge correction circuit | |
| JPS58161334U (en) | monostable multivibrator | |
| JPS60148633U (en) | Power supply circuit for electronic equipment | |
| JPS5866888U (en) | inverter circuit | |
| JPS6062124U (en) | constant voltage circuit | |
| JPS58164317U (en) | Muting pulse generation circuit | |
| JPS58107624U (en) | Pulse duty cycle variable circuit | |
| JPS5819540U (en) | timed circuit | |
| JPS60136545U (en) | Gate circuit of gate turn-off thyristor | |
| JPS5942656U (en) | Muting circuit | |
| JPS58169733U (en) | pulse modulation circuit | |
| JPS5814173U (en) | Peak hold circuit | |
| JPS60114433U (en) | frequency conversion circuit | |
| JPS5868742U (en) | timing circuit | |
| JPS59178731U (en) | reset circuit | |
| JPS5846291U (en) | Inverter starting circuit | |
| JPS6048388U (en) | Inverter gate signal generation circuit | |
| JPS60169800U (en) | Sample/hold circuit | |
| JPS5885830U (en) | Frequency divider circuit |