CH653850GA3 - - Google Patents
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- Publication number
- CH653850GA3 CH653850GA3 CH441283A CH441283A CH653850GA3 CH 653850G A3 CH653850G A3 CH 653850GA3 CH 441283 A CH441283 A CH 441283A CH 441283 A CH441283 A CH 441283A CH 653850G A3 CH653850G A3 CH 653850GA3
- Authority
- CH
- Switzerland
- Prior art keywords
- circuit
- missed
- effected
- rotor
- steps
- Prior art date
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)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH441283A CH653850GA3 (sv) | 1983-08-12 | 1983-08-12 | |
US06/636,426 US4551665A (en) | 1983-08-12 | 1984-07-31 | Method of and a device for controlling a stepping motor |
DE8484109303T DE3467645D1 (en) | 1983-08-12 | 1984-08-06 | Method and device for the control of a stepping motor |
EP84109303A EP0135104B1 (fr) | 1983-08-12 | 1984-08-06 | Procédé et dispositif de commande d'un moteur pas-à-pas |
JP59167970A JPS6059995A (ja) | 1983-08-12 | 1984-08-13 | ステツピングモーター制御方法及び装置 |
HK322/93A HK32293A (en) | 1983-08-12 | 1993-04-01 | Method and device for the control of a stepping motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH441283A CH653850GA3 (sv) | 1983-08-12 | 1983-08-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH653850GA3 true CH653850GA3 (sv) | 1986-01-31 |
Family
ID=4275657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH441283A CH653850GA3 (sv) | 1983-08-12 | 1983-08-12 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4551665A (sv) |
EP (1) | EP0135104B1 (sv) |
JP (1) | JPS6059995A (sv) |
CH (1) | CH653850GA3 (sv) |
DE (1) | DE3467645D1 (sv) |
HK (1) | HK32293A (sv) |
Families Citing this family (10)
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)
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 (sv) * | 1981-02-04 | 1985-01-31 | ||
CH644989GA3 (sv) * | 1981-03-18 | 1984-09-14 |
-
1983
- 1983-08-12 CH CH441283A patent/CH653850GA3/fr unknown
-
1984
- 1984-07-31 US US06/636,426 patent/US4551665A/en not_active Expired - Fee Related
- 1984-08-06 EP EP84109303A patent/EP0135104B1/fr not_active Expired
- 1984-08-06 DE DE8484109303T patent/DE3467645D1/de not_active Expired
- 1984-08-13 JP JP59167970A patent/JPS6059995A/ja active Granted
-
1993
- 1993-04-01 HK HK322/93A patent/HK32293A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
HK32293A (en) | 1993-04-08 |
DE3467645D1 (en) | 1987-12-23 |
US4551665A (en) | 1985-11-05 |
EP0135104A1 (fr) | 1985-03-27 |
EP0135104B1 (fr) | 1987-11-19 |
JPH0121719B2 (sv) | 1989-04-21 |
JPS6059995A (ja) | 1985-04-06 |
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