DE69807130T2 - Schrittmotorkontrollvorrichtung und- verfahrensowie Uhrwerk - Google Patents

Schrittmotorkontrollvorrichtung und- verfahrensowie Uhrwerk

Info

Publication number
DE69807130T2
DE69807130T2 DE69807130T DE69807130T DE69807130T2 DE 69807130 T2 DE69807130 T2 DE 69807130T2 DE 69807130 T DE69807130 T DE 69807130T DE 69807130 T DE69807130 T DE 69807130T DE 69807130 T2 DE69807130 T2 DE 69807130T2
Authority
DE
Germany
Prior art keywords
clockwork
well
control device
motor control
stepper motor
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 - Lifetime
Application number
DE69807130T
Other languages
English (en)
Other versions
DE69807130D1 (de
Inventor
Tatsuo Hara
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE69807130D1 publication Critical patent/DE69807130D1/de
Application granted granted Critical
Publication of DE69807130T2 publication Critical patent/DE69807130T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE69807130T 1997-02-07 1998-02-09 Schrittmotorkontrollvorrichtung und- verfahrensowie Uhrwerk Expired - Lifetime DE69807130T2 (de)

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 (2)

Publication Number Publication Date
DE69807130D1 DE69807130D1 (de) 2002-09-19
DE69807130T2 true DE69807130T2 (de) 2002-12-12

Family

ID=12172400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807130T Expired - Lifetime DE69807130T2 (de) 1997-02-07 1998-02-09 Schrittmotorkontrollvorrichtung und- verfahrensowie Uhrwerk

Country Status (6)

Country Link
US (1) US6108279A (de)
EP (1) EP0859295B1 (de)
JP (1) JP3508444B2 (de)
CN (1) CN1135451C (de)
DE (1) DE69807130T2 (de)
HK (1) HK1009858A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP2512027A2 (de) * 1998-09-10 2012-10-17 Seiko Epson Corporation Impulsmotorantriebsvorrichtung, Impulsmotorantriebsverfahren, Uhrvorrichtung und Steuerverfahren für die Uhrvorrichtung
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)

* 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
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
US5550795A (en) * 1993-01-18 1996-08-27 Seiko Instruments Inc. Electronic timepiece and a method of driving a stepping motor of electronic timepiece
EP0704774B1 (de) * 1994-04-06 1999-08-25 Citizen Watch Co., Ltd. Elektronische uhr
DE69621392T2 (de) * 1995-09-20 2003-01-09 Citizen Watch Co Ltd Elektronische Uhr

Also Published As

Publication number Publication date
EP0859295B1 (de) 2002-08-14
DE69807130D1 (de) 2002-09-19
CN1135451C (zh) 2004-01-21
HK1009858A1 (en) 1999-06-11
EP0859295A1 (de) 1998-08-19
JPH10225185A (ja) 1998-08-21
CN1190755A (zh) 1998-08-19
JP3508444B2 (ja) 2004-03-22
US6108279A (en) 2000-08-22

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