GB1599937A - System for measuring the speed of rotation of a synchro by means of a sampling technique - Google Patents

System for measuring the speed of rotation of a synchro by means of a sampling technique Download PDF

Info

Publication number
GB1599937A
GB1599937A GB14985/78A GB1498578A GB1599937A GB 1599937 A GB1599937 A GB 1599937A GB 14985/78 A GB14985/78 A GB 14985/78A GB 1498578 A GB1498578 A GB 1498578A GB 1599937 A GB1599937 A GB 1599937A
Authority
GB
United Kingdom
Prior art keywords
signal
sine
sampling
cosine
synchro
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.)
Expired
Application number
GB14985/78A
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB1599937A publication Critical patent/GB1599937A/en
Expired 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K24/00—Machines adapted for the instantaneous transmission or reception of the angular displacement of rotating parts, e.g. synchro, selsyn
GB14985/78A 1977-04-20 1978-04-17 System for measuring the speed of rotation of a synchro by means of a sampling technique Expired GB1599937A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7711874A FR2349142A1 (fr) 1977-04-20 1977-04-20 Systeme de mesure de la vitesse de rotation d'une synchromachine par une technique d'echantillonnage

Publications (1)

Publication Number Publication Date
GB1599937A true GB1599937A (en) 1981-10-07

Family

ID=9189649

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14985/78A Expired GB1599937A (en) 1977-04-20 1978-04-17 System for measuring the speed of rotation of a synchro by means of a sampling technique

Country Status (5)

Country Link
US (1) US4180859A (US07534539-20090519-C00452.png)
JP (1) JPS5941540B2 (US07534539-20090519-C00452.png)
DE (1) DE2816009C2 (US07534539-20090519-C00452.png)
FR (1) FR2349142A1 (US07534539-20090519-C00452.png)
GB (1) GB1599937A (US07534539-20090519-C00452.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319333A (en) * 1979-12-19 1982-03-09 Smiths Industries Limited Mach airspeed indicator
JPS5769497A (en) * 1980-10-15 1982-04-28 Copal Co Ltd Method of compensating temperature or like in displacement detector
EP0100502A1 (en) * 1982-08-03 1984-02-15 MERCK PATENT GmbH A sensor
JPS59190870A (ja) * 1983-04-14 1984-10-29 Rohm Co Ltd 熱印字ヘツド
JPS59218915A (ja) * 1983-05-27 1984-12-10 Yokogawa Hokushin Electric Corp 光導波路形センサ
JPH0452056Y2 (US07534539-20090519-C00452.png) * 1985-03-27 1992-12-08
JPH0446929Y2 (US07534539-20090519-C00452.png) * 1985-04-10 1992-11-05
JPH0445892Y2 (US07534539-20090519-C00452.png) * 1985-04-10 1992-10-28
JPS6275798U (US07534539-20090519-C00452.png) * 1985-10-25 1987-05-15
JPS6449914A (en) * 1987-08-20 1989-02-27 Fanuc Ltd Signal processor for pulse encoder
US5177432A (en) * 1991-05-31 1993-01-05 Ppg Industries, Inc. Wireless velocity detector for a bicycle having a rotating AC magnetic field and receiver coils
GB2515815B (en) 2013-07-05 2015-12-02 Dyson Technology Ltd A hand held appliance
GB2515810B (en) 2013-07-05 2015-11-11 Dyson Technology Ltd A hand held appliance

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3629705A (en) * 1969-08-21 1971-12-21 Allen Bradley Co Method and apparatus for determining angular velocity
US3720866A (en) * 1972-02-02 1973-03-13 Westinghouse Electric Corp Method and system for determination of rotor angle of synchromechanism
US3930143A (en) * 1975-05-27 1975-12-30 Sundstrand Data Control Circuit for measuring the rate of synchro rotation
US4021658A (en) * 1975-09-22 1977-05-03 Rockwell International Corporation Angular rate deriving apparatus
DE2601800C3 (de) * 1976-01-20 1983-12-29 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Schaltungsanordnung zur Gewinnung einer digitalen Größe, die der Winkelgeschwindigkeit eines Rades entspricht
DE2635004B2 (de) * 1976-08-04 1978-09-28 Wabco Westinghouse Gmbh, 3000 Hannover Verfahren und Schaltungsanordnung zur digitalen Messung der Rotationsgeschwindigkeit

Also Published As

Publication number Publication date
FR2349142A1 (fr) 1977-11-18
JPS53131879A (en) 1978-11-17
DE2816009A1 (de) 1978-10-26
US4180859A (en) 1979-12-25
FR2349142B1 (US07534539-20090519-C00452.png) 1980-05-23
DE2816009C2 (de) 1984-06-28
JPS5941540B2 (ja) 1984-10-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee