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HK1143665A1 - Stepping motor control circuit and analogue electronic timepiece - Google Patents

Stepping motor control circuit and analogue electronic timepiece

Info

Publication number
HK1143665A1
HK1143665A1 HK10110159.4A HK10110159A HK1143665A1 HK 1143665 A1 HK1143665 A1 HK 1143665A1 HK 10110159 A HK10110159 A HK 10110159A HK 1143665 A1 HK1143665 A1 HK 1143665A1
Authority
HK
Hong Kong
Prior art keywords
control circuit
motor control
stepping motor
electronic timepiece
analogue electronic
Prior art date
Application number
HK10110159.4A
Other languages
English (en)
Inventor
Saburo Manaka
Akira Takakura
Kenji Ogasawara
Kazumi Sakumoto
Kazuo Kato
Keishi Honmura
Takanori Hasegawa
Kosuke Yamamoto
Hiroshi Shimizu
Original Assignee
Seiko Instr Inc
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 Instr Inc filed Critical Seiko Instr Inc
Publication of HK1143665A1 publication Critical patent/HK1143665A1/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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/02—Arrangements for controlling dynamo-electric motors rotating step by step specially adapted for single-phase or bi-pole stepper motors, e.g. watch-motors, clock-motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/36—Protection against faults, e.g. against overheating or step-out; Indicating faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
HK10110159.4A 2008-12-25 2010-10-28 Stepping motor control circuit and analogue electronic timepiece HK1143665A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008330482 2008-12-25
JP2009244871A JP5363269B2 (ja) 2008-12-25 2009-10-23 ステッピングモータ制御回路及びアナログ電子時計

Publications (1)

Publication Number Publication Date
HK1143665A1 true HK1143665A1 (en) 2011-01-07

Family

ID=42701930

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10110159.4A HK1143665A1 (en) 2008-12-25 2010-10-28 Stepping motor control circuit and analogue electronic timepiece

Country Status (3)

Country Link
US (1) US8335135B2 (ja)
JP (1) JP5363269B2 (ja)
HK (1) HK1143665A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5676203B2 (ja) * 2009-12-28 2015-02-25 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アナログ電子時計
JP2011158434A (ja) * 2010-02-03 2011-08-18 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
JP2012233858A (ja) * 2011-05-09 2012-11-29 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
US20150099128A1 (en) * 2012-04-18 2015-04-09 Ndsu Research Foundation Linear glycidyl carbamate (gc) resins for highly flexible coatings
JP7269824B2 (ja) * 2019-08-07 2023-05-09 ミネベアミツミ株式会社 モータ駆動制御装置、モータユニット、およびモータ駆動制御方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53132384A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS56158978A (en) * 1980-05-13 1981-12-08 Citizen Watch Co Ltd Electronic watch
JPS5717884A (en) * 1980-07-08 1982-01-29 Citizen Watch Co Ltd Electronic timepiece
EP0679967B1 (en) * 1993-01-18 1998-09-30 Seiko Instruments Inc. Electronic timepiece
WO1995027926A1 (fr) * 1994-04-06 1995-10-19 Citizen Watch Co., Ltd. Rythmeur electronique
US6262554B1 (en) * 1998-09-22 2001-07-17 Seiko Epson Corporation Electronic device and method of controlling the same
WO2000041041A1 (fr) * 1999-01-06 2000-07-13 Seiko Epson Corporation Appareil electronique et procede de commande de l'appareil electronique
DE602004025315D1 (de) * 2003-09-24 2010-03-18 Japan Servo Schrittmotorantrieb
WO2005119377A1 (ja) * 2004-06-04 2005-12-15 Seiko Instruments Inc. アナログ電子時計及びモータ制御回路
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
US7885361B2 (en) * 2005-12-19 2011-02-08 Teradyne, Inc. Method and apparatus for 0/180 degree phase detector
JP2008228559A (ja) * 2007-02-15 2008-09-25 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
JP2010133990A (ja) * 2007-12-11 2010-06-17 Ricoh Co Ltd 回転部材の駆動制御装置と駆動制御方法及び画像形成装置
US8111033B2 (en) * 2008-06-17 2012-02-07 Seiko Instruments Inc. Stepping motor control circuit and analog electronic timepiece

Also Published As

Publication number Publication date
JP5363269B2 (ja) 2013-12-11
US20110026375A1 (en) 2011-02-03
US8335135B2 (en) 2012-12-18
JP2010169656A (ja) 2010-08-05

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