JPS5776456A - Detection of rotating speed - Google Patents

Detection of rotating speed

Info

Publication number
JPS5776456A
JPS5776456A JP15145380A JP15145380A JPS5776456A JP S5776456 A JPS5776456 A JP S5776456A JP 15145380 A JP15145380 A JP 15145380A JP 15145380 A JP15145380 A JP 15145380A JP S5776456 A JPS5776456 A JP S5776456A
Authority
JP
Japan
Prior art keywords
signals
speeds
circuits
amplitudes
phases
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.)
Pending
Application number
JP15145380A
Other languages
English (en)
Inventor
Shigeki Kawada
Hiroshi Ishida
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.)
Fanuc Corp
Original Assignee
Fanuc Corp
Fujitsu Fanuc 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 Fanuc Corp, Fujitsu Fanuc Ltd filed Critical Fanuc Corp
Priority to JP15145380A priority Critical patent/JPS5776456A/ja
Priority to EP19810902963 priority patent/EP0063614A4/en
Priority to PCT/JP1981/000313 priority patent/WO1982001594A1/ja
Priority to US06/395,020 priority patent/US4518916A/en
Publication of JPS5776456A publication Critical patent/JPS5776456A/ja
Pending 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
    • 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
    • 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
    • G01P3/46—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage
    • 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
    • G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
JP15145380A 1980-10-30 1980-10-30 Detection of rotating speed Pending JPS5776456A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP15145380A JPS5776456A (en) 1980-10-30 1980-10-30 Detection of rotating speed
EP19810902963 EP0063614A4 (en) 1980-10-30 1981-10-29 ROTATION SPEED DETECTION SYSTEM.
PCT/JP1981/000313 WO1982001594A1 (en) 1980-10-30 1981-10-29 Rotational speed sensing system
US06/395,020 US4518916A (en) 1980-10-30 1981-10-29 System for detecting rotational speed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15145380A JPS5776456A (en) 1980-10-30 1980-10-30 Detection of rotating speed

Publications (1)

Publication Number Publication Date
JPS5776456A true JPS5776456A (en) 1982-05-13

Family

ID=15518904

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15145380A Pending JPS5776456A (en) 1980-10-30 1980-10-30 Detection of rotating speed

Country Status (4)

Country Link
US (1) US4518916A (ja)
EP (1) EP0063614A4 (ja)
JP (1) JPS5776456A (ja)
WO (1) WO1982001594A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60174954A (ja) * 1984-02-22 1985-09-09 Shibaura Eng Works Co Ltd 速度検出器
US6841959B2 (en) 2002-07-08 2005-01-11 Rohm Co., Ltd. Motor rotation rate detecting circuit and motor driving device

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3147145C2 (de) * 1981-11-27 1983-10-13 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Erzeugung einer drehzahlproportionalen Spannung und Schaltungsanordnung zur Durchführung des Verfahrens
DE3476463D1 (en) * 1983-12-22 1989-03-02 Mavilor Syst Sa Apparatus for generating an electrical speed signal
DE3432883A1 (de) * 1984-09-07 1986-03-20 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur ermittlung der drehzahl eines sich drehenden gegenstandes
JPH01178869A (ja) * 1988-01-07 1989-07-17 Sharp Corp 速度検出装置
GB8920013D0 (en) * 1989-09-05 1989-10-18 Kelly H P G Improvements in or relating to the control of linear motors
US5121503A (en) * 1989-11-06 1992-06-09 Motorola, Inc. Satellite signaling system having a signal beam with a variable beam area
US5239668A (en) * 1989-11-06 1993-08-24 Motorola, Inc. Satellite signalling system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501651A (en) * 1967-03-24 1970-03-17 North American Rockwell Electronic rate generator
US3882402A (en) * 1973-02-26 1975-05-06 Digital Equipment Corp Circuit for transmitting velocity signals derived from position signals
JPS5250143B2 (ja) * 1974-02-10 1977-12-22
US3902116A (en) * 1974-04-10 1975-08-26 Ibm Quadrature electronic tachometer
US4228396A (en) * 1978-05-26 1980-10-14 Dataproducts Corporation Electronic tachometer and combined brushless motor commutation and tachometer system
JPH05165977A (ja) * 1991-12-13 1993-07-02 Tokyo Electric Co Ltd 電子機器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60174954A (ja) * 1984-02-22 1985-09-09 Shibaura Eng Works Co Ltd 速度検出器
US6841959B2 (en) 2002-07-08 2005-01-11 Rohm Co., Ltd. Motor rotation rate detecting circuit and motor driving device
US6998802B2 (en) 2002-07-08 2006-02-14 Rohm Co., Ltd. Motor rotation rate detecting circuit and motor driving device

Also Published As

Publication number Publication date
EP0063614A4 (en) 1985-02-18
WO1982001594A1 (en) 1982-05-13
US4518916A (en) 1985-05-21
EP0063614A1 (en) 1982-11-03

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