JPS5776456A - Detection of rotating speed - Google Patents
Detection of rotating speedInfo
- 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
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)
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)
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)
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)
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 |
-
1980
- 1980-10-30 JP JP15145380A patent/JPS5776456A/ja active Pending
-
1981
- 1981-10-29 US US06/395,020 patent/US4518916A/en not_active Expired - Fee Related
- 1981-10-29 WO PCT/JP1981/000313 patent/WO1982001594A1/ja not_active Application Discontinuation
- 1981-10-29 EP EP19810902963 patent/EP0063614A4/en not_active Withdrawn
Cited By (3)
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 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5776456A (en) | Detection of rotating speed | |
JPS57175259A (en) | Speed detector | |
JPS5717236A (en) | Detector for synchronism | |
JPS5634203A (en) | Fm demodulator | |
JPS5575615A (en) | Detector for displacement position | |
JPS5344081A (en) | Analyzer using magnetic optical effect | |
JPS57182173A (en) | Frequency-voltage converter for digital rotating meter | |
SU920544A1 (ru) | Устройство дл сравнени амплитуд гармонических сигналов | |
JPS5344098A (en) | Detecting apparatus of upper and lower limit | |
JPS5216251A (en) | Pulse separator | |
JPS5686359A (en) | Detecting method of acceleration | |
JPS5421157A (en) | Straight line detection circuit | |
JPS5375751A (en) | Speed detector | |
JPS5428166A (en) | Fluctuation type flow meter | |
JPS5590860A (en) | Rotation speed detector | |
JPS5434882A (en) | Neutron meter | |
JPS528869A (en) | Amplitude differential detectio circuit | |
JPS53144784A (en) | Revolution state detector | |
JPS5763957A (en) | Mfm demodulating circuit | |
JPS5226260A (en) | Measuring circuit | |
JPS53144381A (en) | Pulse width direct viewing apparatus | |
JPS53143277A (en) | Mean acceleration calculating circuit | |
JPS5367086A (en) | Logic sequence system | |
JPS52147477A (en) | Frequency analyzer | |
JPS5367473A (en) | Speed detector |