SE379862B - - Google Patents

Info

Publication number
SE379862B
SE379862B SE7401611A SE7401611A SE379862B SE 379862 B SE379862 B SE 379862B SE 7401611 A SE7401611 A SE 7401611A SE 7401611 A SE7401611 A SE 7401611A SE 379862 B SE379862 B SE 379862B
Authority
SE
Sweden
Application number
SE7401611A
Other versions
SE7401611L (de
Inventor
J Valis
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Priority to SE7401611A priority Critical patent/SE379862B/xx
Priority to US537782A priority patent/US3930199A/en
Priority to DE2502873A priority patent/DE2502873C2/de
Priority to JP50015240A priority patent/JPS5748744B2/ja
Priority to GB5054/75A priority patent/GB1489491A/en
Publication of SE7401611L publication Critical patent/SE7401611L/
Publication of SE379862B publication Critical patent/SE379862B/xx

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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
SE7401611A 1974-02-07 1974-02-07 SE379862B (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE7401611A SE379862B (de) 1974-02-07 1974-02-07
US537782A US3930199A (en) 1974-02-07 1974-12-31 Means for determining frequency
DE2502873A DE2502873C2 (de) 1974-02-07 1975-01-24 Anordnung zur digitalen Messung der Frequenz einer Impulsfolge
JP50015240A JPS5748744B2 (de) 1974-02-07 1975-02-05
GB5054/75A GB1489491A (en) 1974-02-07 1975-02-06 Frequency or speed determining means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7401611A SE379862B (de) 1974-02-07 1974-02-07

Publications (2)

Publication Number Publication Date
SE7401611L SE7401611L (de) 1975-08-08
SE379862B true SE379862B (de) 1975-10-20

Family

ID=20320134

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7401611A SE379862B (de) 1974-02-07 1974-02-07

Country Status (5)

Country Link
US (1) US3930199A (de)
JP (1) JPS5748744B2 (de)
DE (1) DE2502873C2 (de)
GB (1) GB1489491A (de)
SE (1) SE379862B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1525570A (en) * 1974-11-21 1978-09-20 Lucas Industries Ltd Apparatus for generating a digital count proportional to an input frequency
US4027146A (en) * 1976-03-23 1977-05-31 Heath Company High speed accurate low frequency counter
SU1206968A1 (ru) * 1976-05-24 1986-01-23 Всесоюзный научно-исследовательский институт природных газов Детектор частотно-манипулированных сигналов
DE2941697A1 (de) * 1979-10-15 1981-04-30 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Verfahren und einrichtung zur messung der frequenz einer impulsfolge
WO1983002828A1 (en) * 1979-12-05 1983-08-18 Hoffman, John, P. Frequency signal conversion apparatus and method
US4383303A (en) * 1980-03-07 1983-05-10 Caterpillar Tractor Co. Frequency signal conversion apparatus and method
DE3025356A1 (de) * 1980-07-04 1982-01-21 Deutsche Itt Industries Gmbh, 7800 Freiburg Schaltungsanordnung zur digitalen phasendifferenz-messung, deren verwendung in einer synchronisierschaltung und entsprechende synchronisierschaltung
CA1144986A (en) * 1980-08-20 1983-04-19 Canadian General Electric Company Limited Frequency determining apparatus
GB2095013B (en) * 1981-03-18 1984-10-17 Philips Electronic Associated Multi-tone sequential call signal detector
JPS5936635U (ja) * 1982-08-31 1984-03-07 エイマ−電器株式会社 ラジオカセツト装置
JPS6145996U (ja) * 1984-08-28 1986-03-27 株式会社 タカラ 音出し玩具
JP2010271091A (ja) * 2009-05-20 2010-12-02 Seiko Epson Corp 周波数測定装置
JP5440999B2 (ja) 2009-05-22 2014-03-12 セイコーエプソン株式会社 周波数測定装置
JP5517033B2 (ja) 2009-05-22 2014-06-11 セイコーエプソン株式会社 周波数測定装置
JP5582447B2 (ja) 2009-08-27 2014-09-03 セイコーエプソン株式会社 電気回路、同電気回路を備えたセンサーシステム、及び同電気回路を備えたセンサーデバイス
JP5815918B2 (ja) 2009-10-06 2015-11-17 セイコーエプソン株式会社 周波数測定方法、周波数測定装置及び周波数測定装置を備えた装置
JP5876975B2 (ja) 2009-10-08 2016-03-02 セイコーエプソン株式会社 周波数測定装置及び周波数測定装置における変速分周信号の生成方法
JP5883558B2 (ja) 2010-08-31 2016-03-15 セイコーエプソン株式会社 周波数測定装置及び電子機器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445643A (en) * 1966-09-22 1969-05-20 Fischer & Porter Co Electronic multiplier/divider for fluid flow systems
DE2336015C2 (de) 1973-07-14 1983-10-06 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur Umsetzung einer Frequenz in eine Binärzahl
US3895294A (en) * 1974-02-14 1975-07-15 Us Navy Phase change measuring circuit

Also Published As

Publication number Publication date
DE2502873C2 (de) 1982-08-19
GB1489491A (en) 1977-10-19
SE7401611L (de) 1975-08-08
US3930199A (en) 1975-12-30
JPS50110671A (de) 1975-08-30
JPS5748744B2 (de) 1982-10-18
DE2502873A1 (de) 1975-08-14

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