FR2458814B1 - - Google Patents

Info

Publication number
FR2458814B1
FR2458814B1 FR7914949A FR7914949A FR2458814B1 FR 2458814 B1 FR2458814 B1 FR 2458814B1 FR 7914949 A FR7914949 A FR 7914949A FR 7914949 A FR7914949 A FR 7914949A FR 2458814 B1 FR2458814 B1 FR 2458814B1
Authority
FR
France
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.)
Expired
Application number
FR7914949A
Other languages
French (fr)
Other versions
FR2458814A1 (fr
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.)
Alstom SA
Original Assignee
Alsthom Atlantique SA
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 Alsthom Atlantique SA filed Critical Alsthom Atlantique SA
Priority to FR7914949A priority Critical patent/FR2458814A1/fr
Priority to DE19803021463 priority patent/DE3021463A1/de
Publication of FR2458814A1 publication Critical patent/FR2458814A1/fr
Application granted granted Critical
Publication of FR2458814B1 publication Critical patent/FR2458814B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
FR7914949A 1979-06-12 1979-06-12 Mesure d'une frequence par asservissement numerique Granted FR2458814A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7914949A FR2458814A1 (fr) 1979-06-12 1979-06-12 Mesure d'une frequence par asservissement numerique
DE19803021463 DE3021463A1 (de) 1979-06-12 1980-06-06 Verfahren und anordnung zur messung einer sich zeitlich nur langsam aendernden frequenz

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7914949A FR2458814A1 (fr) 1979-06-12 1979-06-12 Mesure d'une frequence par asservissement numerique

Publications (2)

Publication Number Publication Date
FR2458814A1 FR2458814A1 (fr) 1981-01-02
FR2458814B1 true FR2458814B1 (enExample) 1982-12-17

Family

ID=9226457

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7914949A Granted FR2458814A1 (fr) 1979-06-12 1979-06-12 Mesure d'une frequence par asservissement numerique

Country Status (2)

Country Link
DE (1) DE3021463A1 (enExample)
FR (1) FR2458814A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3213800A1 (de) * 1982-04-15 1983-10-27 Alfred Teves Gmbh, 6000 Frankfurt Verfahren zur ausgabe von jeweils der impulsfrequenz und der periode zweier aufeinanderfolgender impulse einer impulsfolge entsprechender werte und vorrichtung zur durchfuehrung des verfahrens
DE3378332D1 (en) * 1982-04-15 1988-12-01 Gen Electric Turbine control system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2552079C2 (de) * 1975-11-20 1983-07-14 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur Bestimmung des Mittelwertes einer Frequenz
DE2840555A1 (de) * 1978-09-18 1980-03-20 Itt Ind Gmbh Deutsche Schaltungsanordnung zur messung der periodendauer einer impulsfolge, deren verwendung und schaltungsanordnung nach dieser verwendung

Also Published As

Publication number Publication date
DE3021463A1 (de) 1980-12-18
FR2458814A1 (fr) 1981-01-02

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Legal Events

Date Code Title Description
ST Notification of lapse