JPS5236452A - Frequency follow circuit - Google Patents

Frequency follow circuit

Info

Publication number
JPS5236452A
JPS5236452A JP50112920A JP11292075A JPS5236452A JP S5236452 A JPS5236452 A JP S5236452A JP 50112920 A JP50112920 A JP 50112920A JP 11292075 A JP11292075 A JP 11292075A JP S5236452 A JPS5236452 A JP S5236452A
Authority
JP
Japan
Prior art keywords
follow circuit
frequency follow
frequency
voltage
circuit
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
JP50112920A
Other languages
Japanese (ja)
Inventor
Koji Nakabe
Kota Kinoshita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
Matsushita Electric Industrial Co Ltd
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 Nippon Telegraph and Telephone Corp, Matsushita Electric Industrial Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP50112920A priority Critical patent/JPS5236452A/en
Publication of JPS5236452A publication Critical patent/JPS5236452A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

PURPOSE:To obtain stable frequency follow circuit, by feeding back the voltage proportionate to the phase gap between the reference signal and the output of voltage-frequency converter.
JP50112920A 1975-09-17 1975-09-17 Frequency follow circuit Pending JPS5236452A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50112920A JPS5236452A (en) 1975-09-17 1975-09-17 Frequency follow circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50112920A JPS5236452A (en) 1975-09-17 1975-09-17 Frequency follow circuit

Publications (1)

Publication Number Publication Date
JPS5236452A true JPS5236452A (en) 1977-03-19

Family

ID=14598781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50112920A Pending JPS5236452A (en) 1975-09-17 1975-09-17 Frequency follow circuit

Country Status (1)

Country Link
JP (1) JPS5236452A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62193412A (en) * 1986-02-20 1987-08-25 Yokogawa Electric Corp Signal generating circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50130346A (en) * 1974-03-30 1975-10-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50130346A (en) * 1974-03-30 1975-10-15

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62193412A (en) * 1986-02-20 1987-08-25 Yokogawa Electric Corp Signal generating circuit

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