JPS5337472A - Frequency comparator - Google Patents

Frequency comparator

Info

Publication number
JPS5337472A
JPS5337472A JP11130776A JP11130776A JPS5337472A JP S5337472 A JPS5337472 A JP S5337472A JP 11130776 A JP11130776 A JP 11130776A JP 11130776 A JP11130776 A JP 11130776A JP S5337472 A JPS5337472 A JP S5337472A
Authority
JP
Japan
Prior art keywords
signals
frequency comparator
plural
comparing
frequency deviation
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
JP11130776A
Other languages
Japanese (ja)
Inventor
Mitsuo Otsuki
Shinichi Kawada
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP11130776A priority Critical patent/JPS5337472A/en
Publication of JPS5337472A publication Critical patent/JPS5337472A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To expand frequency deviation and improve measurement accuracy by multiplying comparing signals after dividing these to a common frequency and detecting the frequency deviation between reference signals and the comparing signals in plural comparing signals and plural reference signals.
COPYRIGHT: (C)1978,JPO&Japio
JP11130776A 1976-09-18 1976-09-18 Frequency comparator Pending JPS5337472A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11130776A JPS5337472A (en) 1976-09-18 1976-09-18 Frequency comparator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11130776A JPS5337472A (en) 1976-09-18 1976-09-18 Frequency comparator

Publications (1)

Publication Number Publication Date
JPS5337472A true JPS5337472A (en) 1978-04-06

Family

ID=14557897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11130776A Pending JPS5337472A (en) 1976-09-18 1976-09-18 Frequency comparator

Country Status (1)

Country Link
JP (1) JPS5337472A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60185167A (en) * 1984-03-02 1985-09-20 Fujitsu Ltd Frequency comparator
JPS60185168A (en) * 1984-03-02 1985-09-20 Fujitsu Ltd Frequency comparator
JPS60185169A (en) * 1984-03-02 1985-09-20 Fujitsu Ltd Frequency comparator
JP2013219771A (en) * 2012-04-11 2013-10-24 Freescale Semiconductor Inc Circuit and method for measurement

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60185167A (en) * 1984-03-02 1985-09-20 Fujitsu Ltd Frequency comparator
JPS60185168A (en) * 1984-03-02 1985-09-20 Fujitsu Ltd Frequency comparator
JPS60185169A (en) * 1984-03-02 1985-09-20 Fujitsu Ltd Frequency comparator
JPH0460225B2 (en) * 1984-03-02 1992-09-25 Fujitsu Ltd
JPH0460226B2 (en) * 1984-03-02 1992-09-25 Fujitsu Ltd
JPH0460224B2 (en) * 1984-03-02 1992-09-25 Fujitsu Ltd
JP2013219771A (en) * 2012-04-11 2013-10-24 Freescale Semiconductor Inc Circuit and method for measurement

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