HK32293A - Method and device for the control of a stepping motor - Google Patents

Method and device for the control of a stepping motor

Info

Publication number
HK32293A
HK32293A HK322/93A HK32293A HK32293A HK 32293 A HK32293 A HK 32293A HK 322/93 A HK322/93 A HK 322/93A HK 32293 A HK32293 A HK 32293A HK 32293 A HK32293 A HK 32293A
Authority
HK
Hong Kong
Prior art keywords
circuit
missed
effected
rotor
steps
Prior art date
Application number
HK322/93A
Other languages
English (en)
Inventor
Luciano Ntognini
Yves Gueerin
Original Assignee
Ebauchesfabrik Eta Ag
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 Ebauchesfabrik Eta Ag filed Critical Ebauchesfabrik Eta Ag
Publication of HK32293A publication Critical patent/HK32293A/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
HK322/93A 1983-08-12 1993-04-01 Method and device for the control of a stepping motor HK32293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH441283A CH653850GA3 (fr) 1983-08-12 1983-08-12

Publications (1)

Publication Number Publication Date
HK32293A true HK32293A (en) 1993-04-08

Family

ID=4275657

Family Applications (1)

Application Number Title Priority Date Filing Date
HK322/93A HK32293A (en) 1983-08-12 1993-04-01 Method and device for the control of a stepping motor

Country Status (6)

Country Link
US (1) US4551665A (fr)
EP (1) EP0135104B1 (fr)
JP (1) JPS6059995A (fr)
CH (1) CH653850GA3 (fr)
DE (1) DE3467645D1 (fr)
HK (1) HK32293A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791343A (en) * 1987-08-31 1988-12-13 Allied-Signal Inc. Stepper motor shaft position sensor
US4851755A (en) * 1988-03-01 1989-07-25 Ampex Corporation Low power stepper motor drive system and method
JP3256342B2 (ja) * 1993-08-04 2002-02-12 ティーアールダブリュ オートモーティブ ジャパン株式会社 ステッピングモータの脱調検出装置
DE29609570U1 (de) * 1996-05-29 1996-10-24 Saia Ag, Murten Schaltung zum Erfassen des Aussertrittfallens eines Schritt- oder Synchronmotors
JP3541601B2 (ja) 1997-02-07 2004-07-14 セイコーエプソン株式会社 ステッピングモーターの制御装置、その制御方法および計時装置
US6586898B2 (en) 2001-05-01 2003-07-01 Magnon Engineering, Inc. Systems and methods of electric motor control
JP4652610B2 (ja) * 2001-05-30 2011-03-16 セイコーインスツル株式会社 ステップモータの回転制御装置
JP2002365379A (ja) * 2001-06-11 2002-12-18 Seiko Instruments Inc アナログ電子時計
EP2383620B1 (fr) * 2010-04-27 2013-06-12 Swiss Timing Ltd. Système de chronométrage d'une compétition sportive ayant deux dispositifs de chronométrage
JP7219094B2 (ja) * 2019-01-11 2023-02-07 セイコーインスツル株式会社 アナログ電子時計、ステッピングモータ制御装置及びアナログ電子時計の制御方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5477169A (en) * 1977-12-02 1979-06-20 Seiko Instr & Electronics Ltd Electronic watch
JPS55127897A (en) * 1979-03-26 1980-10-03 Janome Sewing Mach Co Ltd Pulse-motor-driving circuit
FR2459579A1 (fr) * 1979-06-21 1981-01-09 Suisse Horlogerie Detecteur d'avance d'un moteur pas a pas
GB2077002B (en) * 1980-05-21 1983-10-26 Berney Sa Jean Claude Electronic timepiece comprising a control circuit of the motor
JPS57106397A (en) * 1980-12-18 1982-07-02 Seiko Instr & Electronics Ltd Driving device for stepping motor
CH647383GA3 (fr) * 1981-02-04 1985-01-31
CH644989GA3 (fr) * 1981-03-18 1984-09-14

Also Published As

Publication number Publication date
EP0135104A1 (fr) 1985-03-27
DE3467645D1 (en) 1987-12-23
US4551665A (en) 1985-11-05
JPH0121719B2 (fr) 1989-04-21
JPS6059995A (ja) 1985-04-06
CH653850GA3 (fr) 1986-01-31
EP0135104B1 (fr) 1987-11-19

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Legal Events

Date Code Title Description
NR Patent deemed never to have been added to the register under section 13(7) of patents (transitional arrangements) rules