JPS5223974A - Phase measuring circuit - Google Patents

Phase measuring circuit

Info

Publication number
JPS5223974A
JPS5223974A JP10052275A JP10052275A JPS5223974A JP S5223974 A JPS5223974 A JP S5223974A JP 10052275 A JP10052275 A JP 10052275A JP 10052275 A JP10052275 A JP 10052275A JP S5223974 A JPS5223974 A JP S5223974A
Authority
JP
Japan
Prior art keywords
measuring circuit
phase measuring
phase
necessary
high accuracy
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
JP10052275A
Other languages
Japanese (ja)
Inventor
Masashi Matsui
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.)
Nippon Columbia Co Ltd
Original Assignee
Nippon Columbia 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 Columbia Co Ltd filed Critical Nippon Columbia Co Ltd
Priority to JP10052275A priority Critical patent/JPS5223974A/en
Publication of JPS5223974A publication Critical patent/JPS5223974A/en
Pending legal-status Critical Current

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  • Measuring Phase Differences (AREA)

Abstract

PURPOSE: A phase measuring circuit which is able to measure phase difference at high accuracy even at minute phase angle, is also able to reduce measuring time when necessary and is of simple circuitry.
COPYRIGHT: (C)1977,JPO&Japio
JP10052275A 1975-08-19 1975-08-19 Phase measuring circuit Pending JPS5223974A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10052275A JPS5223974A (en) 1975-08-19 1975-08-19 Phase measuring circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10052275A JPS5223974A (en) 1975-08-19 1975-08-19 Phase measuring circuit

Publications (1)

Publication Number Publication Date
JPS5223974A true JPS5223974A (en) 1977-02-23

Family

ID=14276278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10052275A Pending JPS5223974A (en) 1975-08-19 1975-08-19 Phase measuring circuit

Country Status (1)

Country Link
JP (1) JPS5223974A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57125856A (en) * 1981-01-30 1982-08-05 Toshiba Corp Phase difference detecting device
JPS58102169A (en) * 1981-12-14 1983-06-17 Nec Corp Data signal phase difference measuring apparatus
JPS58148970A (en) * 1982-03-01 1983-09-05 Nec Corp Observing device of phase variation
JPS59107276A (en) * 1982-12-10 1984-06-21 Meidensha Electric Mfg Co Ltd Detecting circuit of phase difference between ac voltage and current

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4319821Y1 (en) * 1967-06-15 1968-08-19
JPS5027394A (en) * 1973-05-17 1975-03-20
JPS5129673A (en) * 1974-09-06 1976-03-13 Hitachi Ltd SHARYOYOBUREEKISOCHI NO ANZENSOCHI

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4319821Y1 (en) * 1967-06-15 1968-08-19
JPS5027394A (en) * 1973-05-17 1975-03-20
JPS5129673A (en) * 1974-09-06 1976-03-13 Hitachi Ltd SHARYOYOBUREEKISOCHI NO ANZENSOCHI

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57125856A (en) * 1981-01-30 1982-08-05 Toshiba Corp Phase difference detecting device
JPH044554B2 (en) * 1981-01-30 1992-01-28
JPS58102169A (en) * 1981-12-14 1983-06-17 Nec Corp Data signal phase difference measuring apparatus
JPS58148970A (en) * 1982-03-01 1983-09-05 Nec Corp Observing device of phase variation
JPS59107276A (en) * 1982-12-10 1984-06-21 Meidensha Electric Mfg Co Ltd Detecting circuit of phase difference between ac voltage and current
JPH0129425B2 (en) * 1982-12-10 1989-06-09 Meidensha Electric Mfg Co Ltd

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