HK1009858A1 - Stepping motor control device and method thereof and timepiece - Google Patents
Stepping motor control device and method thereof and timepieceInfo
- Publication number
- HK1009858A1 HK1009858A1 HK98110602A HK98110602A HK1009858A1 HK 1009858 A1 HK1009858 A1 HK 1009858A1 HK 98110602 A HK98110602 A HK 98110602A HK 98110602 A HK98110602 A HK 98110602A HK 1009858 A1 HK1009858 A1 HK 1009858A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- timepiece
- control device
- motor control
- stepping motor
- stepping
- 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)
- Electromechanical Clocks (AREA)
- Control Of Stepping Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP02567697A JP3508444B2 (ja) | 1997-02-07 | 1997-02-07 | 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 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1009858A1 true HK1009858A1 (en) | 1999-06-11 |
Family
ID=12172400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98110602A HK1009858A1 (en) | 1997-02-07 | 1998-09-11 | Stepping motor control device and method thereof and timepiece |
Country Status (6)
Country | Link |
---|---|
US (1) | US6108279A (xx) |
EP (1) | EP0859295B1 (xx) |
JP (1) | JP3508444B2 (xx) |
CN (1) | CN1135451C (xx) |
DE (1) | DE69807130T2 (xx) |
HK (1) | HK1009858A1 (xx) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1032118B1 (en) * | 1998-09-10 | 2005-11-23 | Seiko Epson Corporation | Stepper motor driver, method of driving stepper motor, timer, and method of controlling timer |
US6476579B1 (en) | 1998-09-10 | 2002-11-05 | Seiko Epson Corporation | Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method |
US6359840B1 (en) * | 1999-06-01 | 2002-03-19 | James W. Freese | Microcontroller regulated quartz clock |
DE10314426B4 (de) * | 2003-03-31 | 2006-09-14 | Junghans Uhren Gmbh | Verfahren zur Dreherkennung eines wenigstens einen Zeiger einer Uhr antreibenden Schrittmotors |
JP2006226927A (ja) * | 2005-02-21 | 2006-08-31 | Seiko Instruments Inc | ステップモータ駆動装置及びアナログ電子時計 |
JP4800787B2 (ja) * | 2006-02-15 | 2011-10-26 | セイコーインスツル株式会社 | ステップモータ駆動回路及びアナログ電子時計 |
JP4885754B2 (ja) * | 2007-02-06 | 2012-02-29 | セイコーインスツル株式会社 | ステッピングモータ制御回路及び電子時計 |
JP4502023B2 (ja) | 2008-02-20 | 2010-07-14 | カシオ計算機株式会社 | ステップモータ駆動装置、ステップモータ駆動プログラム及びステップモータ駆動方法 |
JP2010220408A (ja) * | 2009-03-17 | 2010-09-30 | Seiko Instruments Inc | ステッピングモータ制御回路及びアナログ電子時計 |
JP2011013195A (ja) * | 2009-07-06 | 2011-01-20 | Seiko Instruments Inc | クロノグラフ時計 |
JP5994716B2 (ja) * | 2013-04-10 | 2016-09-21 | 株式会社デンソー | ブラシレスモータの制御装置 |
CN106997169B (zh) * | 2016-01-25 | 2021-02-19 | 精工电子有限公司 | 模拟电子钟表和模拟电子钟表的控制方法 |
JP2017163766A (ja) | 2016-03-11 | 2017-09-14 | カシオ計算機株式会社 | ステッピングモータ駆動装置、ステッピングモータの駆動方法、ステッピングモータ駆動プログラム、及び電子時計 |
JP6772500B2 (ja) | 2016-03-22 | 2020-10-21 | カシオ計算機株式会社 | 回転検出装置および電子時計 |
JP7052193B2 (ja) | 2016-09-26 | 2022-04-12 | カシオ計算機株式会社 | ステッピングモータ、回転検出装置、および電子時計 |
JP7295650B2 (ja) * | 2019-02-06 | 2023-06-21 | セイコーインスツル株式会社 | 時計およびモータ制御方法 |
JP7193396B2 (ja) * | 2019-03-27 | 2022-12-20 | セイコーインスツル株式会社 | モータ駆動装置、モータ駆動プログラム及び時計 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5477169A (en) * | 1977-12-02 | 1979-06-20 | Seiko Instr & Electronics Ltd | Electronic watch |
JPS54155079A (en) * | 1978-05-26 | 1979-12-06 | Seiko Instr & Electronics Ltd | Magnetic field detector for electronic watch |
JPS5513838A (en) * | 1978-07-14 | 1980-01-31 | Seiko Instr & Electronics Ltd | Magnetic-field detector for electronic watch |
JPS5921493B2 (ja) * | 1978-09-12 | 1984-05-21 | セイコーインスツルメンツ株式会社 | 時計の輪列負荷測定器 |
GB2050005A (en) * | 1979-05-29 | 1980-12-31 | Seiko Instr & Electronics | Improvements in or relating to electronic timepieces |
JPS56101584A (en) * | 1980-01-17 | 1981-08-14 | Seiko Instr & Electronics Ltd | Electronic timepiece |
JPS60260883A (ja) * | 1984-06-07 | 1985-12-24 | Seiko Epson Corp | アナログ電子時計 |
WO1994016365A1 (en) * | 1993-01-18 | 1994-07-21 | Seiko Instruments Inc. | Electronic timepiece |
DE69511649T2 (de) * | 1994-04-06 | 2000-04-06 | Citizen Watch Co., Ltd. | Elektronische uhr |
DE69621392T2 (de) * | 1995-09-20 | 2003-01-09 | Citizen Watch Co., Ltd. | Elektronische Uhr |
-
1997
- 1997-02-07 JP JP02567697A patent/JP3508444B2/ja not_active Expired - Fee Related
-
1998
- 1998-02-06 CN CNB981041329A patent/CN1135451C/zh not_active Expired - Fee Related
- 1998-02-06 US US09/019,676 patent/US6108279A/en not_active Expired - Lifetime
- 1998-02-09 DE DE69807130T patent/DE69807130T2/de not_active Expired - Lifetime
- 1998-02-09 EP EP98300937A patent/EP0859295B1/en not_active Expired - Lifetime
- 1998-09-11 HK HK98110602A patent/HK1009858A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH10225185A (ja) | 1998-08-21 |
DE69807130D1 (de) | 2002-09-19 |
DE69807130T2 (de) | 2002-12-12 |
CN1135451C (zh) | 2004-01-21 |
EP0859295B1 (en) | 2002-08-14 |
JP3508444B2 (ja) | 2004-03-22 |
US6108279A (en) | 2000-08-22 |
EP0859295A1 (en) | 1998-08-19 |
CN1190755A (zh) | 1998-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20090209 |