FR2248514B1 - - Google Patents

Info

Publication number
FR2248514B1
FR2248514B1 FR7435558A FR7435558A FR2248514B1 FR 2248514 B1 FR2248514 B1 FR 2248514B1 FR 7435558 A FR7435558 A FR 7435558A FR 7435558 A FR7435558 A FR 7435558A FR 2248514 B1 FR2248514 B1 FR 2248514B1
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
FR7435558A
Other languages
French (fr)
Other versions
FR2248514A1 (sv
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.)
Rockwell Collins Deutschland GmbH
Original Assignee
Teldix GmbH
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 Teldix GmbH filed Critical Teldix GmbH
Publication of FR2248514A1 publication Critical patent/FR2248514A1/fr
Application granted granted Critical
Publication of FR2248514B1 publication Critical patent/FR2248514B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor
    • 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
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR7435558A 1973-10-23 1974-10-23 Expired FR2248514B1 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732353038 DE2353038A1 (de) 1973-10-23 1973-10-23 Verfahren und anordnung zur messung der impulsfolgefrequenz einer impulsfolge

Publications (2)

Publication Number Publication Date
FR2248514A1 FR2248514A1 (sv) 1975-05-16
FR2248514B1 true FR2248514B1 (sv) 1978-11-24

Family

ID=5896176

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435558A Expired FR2248514B1 (sv) 1973-10-23 1974-10-23

Country Status (5)

Country Link
JP (2) JPS5074462A (sv)
DE (1) DE2353038A1 (sv)
FR (1) FR2248514B1 (sv)
GB (1) GB1482158A (sv)
SE (1) SE403660B (sv)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2519867C2 (de) * 1975-05-03 1983-02-24 Alfred Teves Gmbh, 6000 Frankfurt Digitale Nachlaufregelschaltung zur Drehgeschwindigkeitsmessung, insbesondere für Antiblockierregelsysteme
IT1077281B (it) * 1977-03-16 1985-05-04 Alfa Romeo Spa Trasduttore digitale della velocita' di rotazione di un albero rotante a velocita' variabile
US4245322A (en) * 1978-04-13 1981-01-13 Lucas Industries Limited Transducer circuit for use in the measurement of the rotary speed of a shaft or other rotary member
IT1098674B (it) * 1978-08-09 1985-09-07 Alfa Romeo Spa Dispositivo elettronico per il rilievo della velocita' di un organo rotante
DE2902815A1 (de) * 1979-01-25 1980-08-07 Bosch Gmbh Robert Vorrichtung zum erfassen der drehzahl und der drehzahlschwankungen einer welle, insbesondere der kurbelwelle einer brennkraftmaschine
FR2458815A1 (fr) * 1979-06-12 1981-01-02 Alsthom Atlantique Procede et dispositif de mesure digitale d'une frequence par inversion de periode
EP0035256B1 (de) * 1980-03-04 1983-07-13 Siemens Aktiengesellschaft Getterkörper und Verfahren zu dessen Herstellung
US4355279A (en) * 1980-12-29 1982-10-19 Hewlett-Packard Company Means and method for velocity decoding
US4434470A (en) * 1981-02-09 1984-02-28 The Bendix Corporation Speed measurement system with means for calculating the exact time period of a known quantity of speed pulses
JPS57144465A (en) * 1981-02-28 1982-09-07 Hitachi Ltd Speed detecting method
EP0093276B1 (en) * 1982-04-15 1988-10-26 General Electric Company Turbine control system
JPS60131465A (ja) * 1983-12-20 1985-07-13 Mitsubishi Electric Corp 回転速度検出装置
JPS62209370A (ja) * 1986-03-11 1987-09-14 Koko Res Kk 周期計測装置
JPH0792467B2 (ja) * 1992-11-30 1995-10-09 株式会社河合楽器製作所 打鍵速度検出装置
JP2010223780A (ja) * 2009-03-24 2010-10-07 Nec Corp 測定装置、周波数比測定回路、測定方法およびプログラム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4840483A (sv) * 1971-09-23 1973-06-14

Also Published As

Publication number Publication date
FR2248514A1 (sv) 1975-05-16
JPS5732454Y2 (sv) 1982-07-16
JPS5586968U (sv) 1980-06-16
GB1482158A (en) 1977-08-10
SE403660B (sv) 1978-08-28
SE7412449L (sv) 1975-04-24
JPS5074462A (sv) 1975-06-19
DE2353038A1 (de) 1975-04-30

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse