JPS619588B2 - - Google Patents

Info

Publication number
JPS619588B2
JPS619588B2 JP56215908A JP21590881A JPS619588B2 JP S619588 B2 JPS619588 B2 JP S619588B2 JP 56215908 A JP56215908 A JP 56215908A JP 21590881 A JP21590881 A JP 21590881A JP S619588 B2 JPS619588 B2 JP S619588B2
Authority
JP
Japan
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
JP56215908A
Other versions
JPS58117461A (ja
Inventor
Jii Yangu Robaato
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.)
Hewlett Packard Japan Inc
Original Assignee
Yokogawa Hewlett Packard Ltd
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 Yokogawa Hewlett Packard Ltd filed Critical Yokogawa Hewlett Packard Ltd
Publication of JPS58117461A publication Critical patent/JPS58117461A/ja
Publication of JPS619588B2 publication Critical patent/JPS619588B2/ja
Granted 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Control Of Electric Motors In General (AREA)
JP56215908A 1980-12-29 1981-12-29 速度検出装置 Granted JPS58117461A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US221097 1980-12-29
US06/221,097 US4355279A (en) 1980-12-29 1980-12-29 Means and method for velocity decoding

Publications (2)

Publication Number Publication Date
JPS58117461A JPS58117461A (ja) 1983-07-13
JPS619588B2 true JPS619588B2 (ja) 1986-03-25

Family

ID=22826337

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56215908A Granted JPS58117461A (ja) 1980-12-29 1981-12-29 速度検出装置

Country Status (4)

Country Link
US (1) US4355279A (ja)
JP (1) JPS58117461A (ja)
DE (1) DE3148654A1 (ja)
GB (1) GB2090401B (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57144465A (en) * 1981-02-28 1982-09-07 Hitachi Ltd Speed detecting method
DE3233864A1 (de) * 1982-09-13 1984-03-15 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur bestimmung der zustandsgroessen fliegender objekte
US4547732A (en) * 1983-03-25 1985-10-15 Westinghouse Electric Corp. Digital tachometer
DE3513937A1 (de) * 1985-04-18 1986-10-23 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur ueberwachung eines drehzahlgeber-signals
JPS6281570A (ja) * 1985-10-04 1987-04-15 Mitsubishi Electric Corp 速度検出装置
DE3836115A1 (de) * 1988-10-22 1990-04-26 Bodenseewerk Geraetetech Filter zur gewinnung eines zeitlich konstanten nutzsignals aus einem verrauschten messsignal
US4991098A (en) * 1988-11-25 1991-02-05 General Motors Corporation Computer-based controller and bipolar PWM driver arrangement for air core gauge control
US5818744A (en) * 1994-02-02 1998-10-06 National Semiconductor Corp. Circuit and method for determining multiplicative inverses with a look-up table
DE4429426C2 (de) * 1994-08-19 2002-10-10 Teves Gmbh Alfred Frequenzwandler mit konstantem Übersetzungsverhältnis einer veränderbaren Eingangsfrequenz
US5850277A (en) * 1996-05-30 1998-12-15 Panavision, Inc. Movie camera having adjustable shutter
US6407683B1 (en) * 2000-07-27 2002-06-18 Tyco Electronics Logistics Ag Optimized performance incremental encoder with error detection capability
JP2007176692A (ja) * 2005-12-28 2007-07-12 Toshiba Elevator Co Ltd 乗客コンベアの欄干構造
GB2496230B (en) * 2008-08-28 2013-07-17 Faro Tech Inc Indexed optical encoder, method for indexing an optical encoder, and method for dynamically adjusting gain and offset in an optical encoder
US9215457B2 (en) * 2012-05-18 2015-12-15 Mitsubishi Electric Research Laboratories, Inc. Method and system for communicating multimedia using reconfigurable rateless codes and decoding in-process status feedback
DE112016001860T5 (de) 2015-04-22 2018-01-18 Faro Technologies, Inc. Indexierter optischer Drehgeber

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2353038A1 (de) * 1973-10-23 1975-04-30 Teldix Gmbh Verfahren und anordnung zur messung der impulsfolgefrequenz einer impulsfolge
US3968434A (en) * 1974-07-19 1976-07-06 Reliance Electric Company Digital tachometer
DE2635004B2 (de) * 1976-08-04 1978-09-28 Wabco Westinghouse Gmbh, 3000 Hannover Verfahren und Schaltungsanordnung zur digitalen Messung der Rotationsgeschwindigkeit
DE2653351B2 (de) * 1976-11-24 1978-09-07 Wabco Westinghouse Gmbh, 3000 Hannover Verfahren zur digitalen Messung der Geschwindigkeit und Schaltungsanordnung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
GB2090401B (en) 1985-01-03
DE3148654A1 (de) 1982-08-12
GB2090401A (en) 1982-07-07
JPS58117461A (ja) 1983-07-13
DE3148654C2 (ja) 1992-08-13
US4355279A (en) 1982-10-19

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