JPS58139737U - phase comparator - Google Patents

phase comparator

Info

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
Application number
JP3628282U
Other languages
Japanese (ja)
Inventor
徳田 茂宗
Original Assignee
日立電子株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日立電子株式会社 filed Critical 日立電子株式会社
Priority to JP3628282U priority Critical patent/JPS58139737U/en
Publication of JPS58139737U publication Critical patent/JPS58139737U/en
Pending legal-status Critical Current

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

【図面の簡単な説明】[Brief explanation of the drawing]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] 鋸歯状波を用いた標本化保持形位相比較器において、基
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. .
JP3628282U 1982-03-17 1982-03-17 phase comparator Pending JPS58139737U (en)

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)

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