FR2458815A1 - Procede et dispositif de mesure digitale d'une frequence par inversion de periode - Google Patents

Procede et dispositif de mesure digitale d'une frequence par inversion de periode Download PDF

Info

Publication number
FR2458815A1
FR2458815A1 FR7914950A FR7914950A FR2458815A1 FR 2458815 A1 FR2458815 A1 FR 2458815A1 FR 7914950 A FR7914950 A FR 7914950A FR 7914950 A FR7914950 A FR 7914950A FR 2458815 A1 FR2458815 A1 FR 2458815A1
Authority
FR
France
Prior art keywords
frequency
pulses
generator
inversion
measuring system
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.)
Granted
Application number
FR7914950A
Other languages
English (en)
French (fr)
Other versions
FR2458815B1 (Direct
Inventor
Rene Fert
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 FR7914950A priority Critical patent/FR2458815A1/fr
Priority to DE19803021417 priority patent/DE3021417A1/de
Publication of FR2458815A1 publication Critical patent/FR2458815A1/fr
Application granted granted Critical
Publication of FR2458815B1 publication Critical patent/FR2458815B1/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)
FR7914950A 1979-06-12 1979-06-12 Procede et dispositif de mesure digitale d'une frequence par inversion de periode Granted FR2458815A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7914950A FR2458815A1 (fr) 1979-06-12 1979-06-12 Procede et dispositif de mesure digitale d'une frequence par inversion de periode
DE19803021417 DE3021417A1 (de) 1979-06-12 1980-06-06 Verfahren und anordnung zur digitalen messung der frequenz einer impulsfolge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7914950A FR2458815A1 (fr) 1979-06-12 1979-06-12 Procede et dispositif de mesure digitale d'une frequence par inversion de periode

Publications (2)

Publication Number Publication Date
FR2458815A1 true FR2458815A1 (fr) 1981-01-02
FR2458815B1 FR2458815B1 (Direct) 1982-11-26

Family

ID=9226459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7914950A Granted FR2458815A1 (fr) 1979-06-12 1979-06-12 Procede et dispositif de mesure digitale d'une frequence par inversion de periode

Country Status (2)

Country Link
DE (1) DE3021417A1 (Direct)
FR (1) FR2458815A1 (Direct)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE36508E (en) * 1989-12-21 2000-01-18 Sgs-Thomson Microelectronics S.R.L. Method of automatically measuring the horizontal scan frequency of a composite synchronism signal, and an electronic circuit operating in accordance with the method
IT1236913B (it) * 1989-12-21 1993-04-26 Sgs Thomson Microelectronics Metodo di misura automatica della frequenza di scansione orizzontale di un segnale a sincronismo composito e circuito elettronico operante secondo detto metodo

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2003174A1 (Direct) * 1968-03-04 1969-11-07 Weston Instruments Inc
US3525039A (en) * 1968-06-12 1970-08-18 Time Systems Corp Digital apparatus and method for computing reciprocals and quotients
US3553728A (en) * 1968-05-20 1971-01-05 Gen Radio Co Frequency measuring apparatus with automatic adjustment of measurement interval for enhanced speed and accuracy
US3555256A (en) * 1968-07-26 1971-01-12 Gen Radio Co Automatic electronic counter apparatus
GB1258056A (Direct) * 1968-07-01 1971-12-22
FR2102293A1 (Direct) * 1970-08-17 1972-04-07 Textron Inc
DE2353038A1 (de) * 1973-10-23 1975-04-30 Teldix Gmbh Verfahren und anordnung zur messung der impulsfolgefrequenz einer impulsfolge
FR2390770A1 (fr) * 1977-05-14 1978-12-08 Lucas Industries Ltd Dispositif pour fournir un signal electrique de valeur a peu pres proportionnelle a la frequence d'un signal d'entree

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090090A (en) * 1976-07-19 1978-05-16 Westinghouse Electric Corp. Automatic transfer control device and frequency monitor

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2003174A1 (Direct) * 1968-03-04 1969-11-07 Weston Instruments Inc
US3553728A (en) * 1968-05-20 1971-01-05 Gen Radio Co Frequency measuring apparatus with automatic adjustment of measurement interval for enhanced speed and accuracy
US3525039A (en) * 1968-06-12 1970-08-18 Time Systems Corp Digital apparatus and method for computing reciprocals and quotients
GB1258056A (Direct) * 1968-07-01 1971-12-22
US3555256A (en) * 1968-07-26 1971-01-12 Gen Radio Co Automatic electronic counter apparatus
FR2102293A1 (Direct) * 1970-08-17 1972-04-07 Textron Inc
DE2353038A1 (de) * 1973-10-23 1975-04-30 Teldix Gmbh Verfahren und anordnung zur messung der impulsfolgefrequenz einer impulsfolge
FR2390770A1 (fr) * 1977-05-14 1978-12-08 Lucas Industries Ltd Dispositif pour fournir un signal electrique de valeur a peu pres proportionnelle a la frequence d'un signal d'entree

Also Published As

Publication number Publication date
FR2458815B1 (Direct) 1982-11-26
DE3021417A1 (de) 1980-12-18

Similar Documents

Publication Publication Date Title
FR2365105A1 (fr) Dispositif pour determiner la position et le nombre de tours d'un arbre en rotation
FR2458815A1 (fr) Procede et dispositif de mesure digitale d'une frequence par inversion de periode
US3808543A (en) Apparatus and method to accomplish turbine meter output pulse multiplication
WO1979000808A1 (fr) Dispositif de mesure de la frequence d'un generateur d'impulsions et systeme de commande numerique comportant un tel dispositif
FR2461957A1 (fr) Circuit de comparaison de phase
EP0101353A1 (fr) Dosimètre-radiamètre pour la mesure d'un débit de dose de rayonnement ionisant
FR2458814A1 (fr) Mesure d'une frequence par asservissement numerique
FR2541455A1 (fr) Dispositif pour mesurer une force du type a corps vibrant, applicable a un systeme de pesee
CH637803B (fr) Dispositif de mesure de la charge sur le rotor d'un moteur pas a pas dans une piece d'horlogerie.
FR2363115A1 (fr) Oscillateur a commande numerique
FR2369568A1 (fr) Procede et dispositif de linearisation de la caracteristique d'un composant electronique
SU1490692A1 (ru) Устройство дл измерени стартстопных характеристик аппарата магнитной записи
Mills et al. An improved apparatus for the measurement of internal friction
SU1366964A1 (ru) Цифровой измеритель коэффициента гармоник
SU640268A1 (ru) Устройство дл определени параметров переходного процесса
SU549765A1 (ru) Каротажный фоторегистратор
GB1255396A (en) Method and device for measuring the slope of a pulse leading edge
SU1040383A1 (ru) Устройство контрол степени затуплени режущего инструмента
SU940079A1 (ru) Устройство дл измерени частоты заполнени импульсно-модулированных колебаний
SU641315A1 (ru) Устройство дл измерени износа режущего инструмента
BE899124A (fr) Appareil avertisseur pour etalonnage.
EP0208602A1 (fr) Procédé d'utilisation d'un registre binaire à N cellules bistables permettant de déterminer le rapport de deux fréquences et dispositif pour la mise en oeuvre du procédé
SU1476531A1 (ru) Устройство дл определени максимальных значений результата воспроизведени с носител магнитной записи
SU1647412A1 (ru) Способ определени потреблени электрической энергии
SU146830A1 (ru) Устройство дл разгона и торможени интерпол торов в системе с программным управлением

Legal Events

Date Code Title Description
ST Notification of lapse