JPS6454374A - Apparatus for converting electric multi- phase signal into frequency - Google Patents

Apparatus for converting electric multi- phase signal into frequency

Info

Publication number
JPS6454374A
JPS6454374A JP63190750A JP19075088A JPS6454374A JP S6454374 A JPS6454374 A JP S6454374A JP 63190750 A JP63190750 A JP 63190750A JP 19075088 A JP19075088 A JP 19075088A JP S6454374 A JPS6454374 A JP S6454374A
Authority
JP
Japan
Prior art keywords
polarity
inverters
frequency
inverter
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
JP63190750A
Other languages
English (en)
Inventor
Renguri Furantsu
Yoodaa Andoreasu
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.)
Siemens Building Technologies AG
Landis and Gyr AG
Original Assignee
Landis and Gyr AG
LGZ Landis and Gyr Zug AG
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 Landis and Gyr AG, LGZ Landis and Gyr Zug AG filed Critical Landis and Gyr AG
Publication of JPS6454374A publication Critical patent/JPS6454374A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/14—Compensating for temperature change

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Ac-Ac Conversion (AREA)
  • Networks Using Active Elements (AREA)
  • Inverter Devices (AREA)
JP63190750A 1987-08-06 1988-08-01 Apparatus for converting electric multi- phase signal into frequency Pending JPS6454374A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH302987 1987-08-06

Publications (1)

Publication Number Publication Date
JPS6454374A true JPS6454374A (en) 1989-03-01

Family

ID=4247043

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63190750A Pending JPS6454374A (en) 1987-08-06 1988-08-01 Apparatus for converting electric multi- phase signal into frequency

Country Status (5)

Country Link
US (1) US4942310A (ja)
EP (1) EP0302171B1 (ja)
JP (1) JPS6454374A (ja)
AT (1) ATE80471T1 (ja)
DE (1) DE3874458D1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2536929B2 (ja) * 1989-07-21 1996-09-25 富士通株式会社 位相整合回路
EP0691733A2 (en) * 1994-07-08 1996-01-10 Victor Company Of Japan, Ltd. Frequency converting circuit
DE102012204333A1 (de) * 2012-03-19 2013-09-19 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Schutzvorrichtung zum Schutz einer elektrischen Schaltung vor Verpolung, Verfahren, Schaltungsanordnung und Fahrzeugsystem

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602824A (en) * 1968-08-19 1971-08-31 Sanders Associates Inc Frequency changing apparatus and methods
CH604179A5 (en) * 1975-06-30 1978-08-31 Osaki Electric Co Ltd Electronic three-phase four-wire watt-hour meter
CH601862A5 (ja) * 1976-06-15 1978-07-14 Landis & Gyr Ag
CH601803A5 (ja) * 1976-08-25 1978-07-14 Landis & Gyr Ag
US4128848A (en) * 1976-10-22 1978-12-05 Hitachi, Ltd. Automatic ghost-suppression system
DE2951627C2 (de) * 1979-12-21 1986-03-20 Deutsche Zähler-Gesellschaft Nachf. A. Stepper & Co, 2000 Hamburg Korrekturschaltung für Elektrizitäts-und Wärmemengenzähler mit elektronischem Meßwerk
DE3669629D1 (de) * 1986-02-10 1990-04-19 Landis & Gyr Ag Verfahren und einrichtung zur umwandlung eines elektrischen signals in eine proportionale frequenz.
US4829257A (en) * 1987-02-20 1989-05-09 Cooper J Carl Method and apparatus for continuously shifting phase of an electronic signal
US4868428A (en) * 1987-02-20 1989-09-19 Cooper J Carl Apparatus for shifting the frequency of complex signals

Also Published As

Publication number Publication date
US4942310A (en) 1990-07-17
DE3874458D1 (de) 1992-10-15
EP0302171B1 (de) 1992-09-09
ATE80471T1 (de) 1992-09-15
EP0302171A1 (de) 1989-02-08

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