HK19986A - Frequency counter and method - Google Patents

Frequency counter and method

Info

Publication number
HK19986A
HK19986A HK199/86A HK19986A HK19986A HK 19986 A HK19986 A HK 19986A HK 199/86 A HK199/86 A HK 199/86A HK 19986 A HK19986 A HK 19986A HK 19986 A HK19986 A HK 19986A
Authority
HK
Hong Kong
Prior art keywords
frequency
counter
time intervals
input signals
systematic error
Prior art date
Application number
HK199/86A
Other languages
English (en)
Inventor
L. Sorden James
Original Assignee
Hewlett-Packard Company
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 Hewlett-Packard Company filed Critical Hewlett-Packard Company
Publication of HK19986A publication Critical patent/HK19986A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
HK199/86A 1977-12-19 1986-03-20 Frequency counter and method HK19986A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/861,805 US4150432A (en) 1977-12-19 1977-12-19 Frequency counter and method

Publications (1)

Publication Number Publication Date
HK19986A true HK19986A (en) 1986-03-27

Family

ID=25336815

Family Applications (1)

Application Number Title Priority Date Filing Date
HK199/86A HK19986A (en) 1977-12-19 1986-03-20 Frequency counter and method

Country Status (6)

Country Link
US (1) US4150432A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5939651Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2853110C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2010617B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK19986A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE7812973L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2921899C2 (de) * 1979-05-30 1987-01-22 Nord-Micro Elektronik Feinmechanik AG, 6000 Frankfurt Verfahren zur Frequenzmessung
US4258423A (en) * 1979-12-05 1981-03-24 The United States Of America As Represented By The Secretary Of The Army Microprocessor controlled digital detector
US4363099A (en) * 1980-03-13 1982-12-07 Hydro-Quebec Method and system for measuring frequency deviation of low frequency signals
US4379221A (en) * 1980-07-11 1983-04-05 Rca Corporation Circuit for detecting phase relationship between two signals
CA1144986A (en) * 1980-08-20 1983-04-19 Canadian General Electric Company Limited Frequency determining apparatus
CA1145399A (en) * 1980-10-28 1983-04-26 Hendrik M. Wondergem Frequency counter
NL8006353A (nl) * 1980-11-21 1982-06-16 Philips Nv Signaalvergelijkingsschakeling.
DE3219283C2 (de) * 1981-05-22 1986-09-25 Takeda Riken Kogyo K.K., Tokio/Tokyo Mittelwert-Frequenzmesser
JPS57192876A (en) * 1981-05-22 1982-11-27 Advantest Corp Measuring device for average frequency
US4341995A (en) * 1981-05-29 1982-07-27 American Optical Corporation Velocity profile analyzer
JPS5948660A (ja) * 1982-09-13 1984-03-19 Advantest Corp 周波数及び周期測定装置
US4503544A (en) * 1983-01-24 1985-03-05 Musin Rafail M Device for pulse measurement and conversion
US4541105A (en) * 1984-03-23 1985-09-10 Sundstrand Data Control, Inc. Counting apparatus and method for frequency sampling
US4672556A (en) * 1984-09-17 1987-06-09 Sundstrand Corporation Frequency detector system
US4672555A (en) * 1984-10-18 1987-06-09 Massachusetts Institute Of Technology Digital ac monitor
US4760536A (en) * 1985-12-06 1988-07-26 Curtis Jerald C Autoranging frequency sensor
US4928251A (en) * 1987-04-27 1990-05-22 Hewlett-Packard Company Method and apparatus for waveform reconstruction for sampled data system
JP2931637B2 (ja) * 1990-06-11 1999-08-09 株式会社東芝 受信機のデータ処理装置
US5442278A (en) * 1993-09-24 1995-08-15 Acer Peripherals, Inc. Apparatus for detecting the frequency of an input signal by counting pulses during an input signal cycle
DE19724742C2 (de) * 1997-06-12 1999-03-25 Georg Dieter Dr Mirow Verfahren und Vorrichtung zur Anzeige von statistisch auftretenden Ereignissen
ITTO20070016A1 (it) * 2007-01-11 2008-07-12 Indesit Co Spa Metodo per la misura della frequenza di rete ed utenza elettrica che implementa tale metodo
ITTO20080092A1 (it) * 2008-02-05 2009-08-06 Indesit Co Spa Dispositivo di comunicazione per utenze elettriche domestiche e sistema di monitoraggio impiegante tale dispositivo
JP2009250807A (ja) * 2008-04-07 2009-10-29 Seiko Epson Corp 周波数測定装置及び測定方法
JP2010271091A (ja) * 2009-05-20 2010-12-02 Seiko Epson Corp 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
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
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
JP6173106B2 (ja) * 2013-08-07 2017-08-02 三菱電機株式会社 周波数検出器
CN104375004A (zh) * 2013-08-14 2015-02-25 苏州海博智能系统有限公司 一种测量晶振频率误差的方法及系统
JP6158015B2 (ja) * 2013-09-25 2017-07-05 株式会社東芝 周波数検出装置及び周波数検出装置の較正方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304504A (en) * 1964-12-14 1967-02-14 Frank J Horlander Gate generator synchronizer
US3555256A (en) * 1968-07-26 1971-01-12 Gen Radio Co Automatic electronic counter apparatus
US3609326A (en) * 1969-01-22 1971-09-28 Hewlett Packard Co Counting apparatus and method using separate counters for reference and unknown signal
GB1283728A (en) * 1969-10-30 1972-08-02 Gen Radio Co Automatic electronic counter apparatus
US3631343A (en) * 1970-08-27 1971-12-28 Hewlett Packard Co Time interval averaging circuit
JPS5137971B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-07-10 1976-10-19
DE2552079C2 (de) * 1975-11-20 1983-07-14 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur Bestimmung des Mittelwertes einer Frequenz

Also Published As

Publication number Publication date
DE2853110A1 (de) 1979-06-21
GB2010617B (en) 1982-03-24
JPS5939651Y2 (ja) 1984-11-06
SE7812973L (sv) 1979-06-20
US4150432A (en) 1979-04-17
JPS5496278U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-07-07
GB2010617A (en) 1979-06-27
DE2853110C2 (de) 1983-08-04

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Legal Events

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