CN110320790B - 机芯、电子钟表 - Google Patents

机芯、电子钟表 Download PDF

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Publication number
CN110320790B
CN110320790B CN201910233551.5A CN201910233551A CN110320790B CN 110320790 B CN110320790 B CN 110320790B CN 201910233551 A CN201910233551 A CN 201910233551A CN 110320790 B CN110320790 B CN 110320790B
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China
Prior art keywords
time
drive
unit
driving
circuit
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CN201910233551.5A
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English (en)
Chinese (zh)
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CN110320790A (zh
Inventor
川口孝
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Seiko Epson Corp
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Seiko Epson Corp
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Publication date
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Publication of CN110320790A publication Critical patent/CN110320790A/zh
Application granted granted Critical
Publication of CN110320790B publication Critical patent/CN110320790B/zh
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    • 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
    • H02P8/12—Control or stabilisation of current
    • 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
    • G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
    • G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
    • G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
    • G04C3/067—Driving circuits with distinct detecting and driving coils
    • 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
    • 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
    • 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
    • G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G21/00—Input or output devices integrated in time-pieces
    • G04G21/02—Detectors of external physical values, e.g. temperature
    • 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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/14—Electronic commutators
    • H02P6/16—Circuit arrangements for detecting position
    • 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
    • H02P8/04—Arrangements for starting
    • H02P8/08—Determining position before starting
    • 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
    • H02P8/34—Monitoring operation
    • 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)
  • Electromagnetism (AREA)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
CN201910233551.5A 2018-03-29 2019-03-26 机芯、电子钟表 Active CN110320790B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-065940 2018-03-29
JP2018065940A JP7081268B2 (ja) 2018-03-29 2018-03-29 モーター制御回路、ムーブメント、電子時計

Publications (2)

Publication Number Publication Date
CN110320790A CN110320790A (zh) 2019-10-11
CN110320790B true CN110320790B (zh) 2022-06-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910233551.5A Active CN110320790B (zh) 2018-03-29 2019-03-26 机芯、电子钟表

Country Status (3)

Country Link
US (1) US11165376B2 (enExample)
JP (1) JP7081268B2 (enExample)
CN (1) CN110320790B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021072715A (ja) * 2019-10-31 2021-05-06 セイコーエプソン株式会社 モーター駆動回路、集積回路装置、電子機器およびモーター制御方法
JP7363395B2 (ja) * 2019-11-13 2023-10-18 セイコーエプソン株式会社 モーター制御回路、ムーブメント、電子時計、および電子時計の制御方法
JP7192750B2 (ja) * 2019-11-26 2022-12-20 カシオ計算機株式会社 指針駆動装置、電子時計、指針駆動方法およびプログラム
JP7318538B2 (ja) * 2020-01-09 2023-08-01 セイコーエプソン株式会社 時計用モーター制御回路、ムーブメント、電子時計および時計用モーター制御方法
JP7435353B2 (ja) 2020-08-06 2024-02-21 セイコーエプソン株式会社 電子時計の制御方法および電子時計
JP7501258B2 (ja) 2020-09-10 2024-06-18 セイコーエプソン株式会社 ムーブメントおよび電子時計
JP7746858B2 (ja) 2022-01-19 2025-10-01 セイコーエプソン株式会社 電子時計および電子時計の制御方法
EP4383552A1 (fr) * 2022-12-06 2024-06-12 ETA SA Manufacture Horlogère Suisse Circuit de commande d'un moteur pas-à-pas capable de détecter un champ magnétique extérieur

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6072752A (en) * 1992-04-27 2000-06-06 Citizen Watch Co., Ltd. Hand display-type electronic timepiece
CN102035451A (zh) * 2009-09-30 2011-04-27 精工电子有限公司 步进电机控制电路以及模拟电子钟表
CN102377383A (zh) * 2010-08-19 2012-03-14 精工电子有限公司 步进电机控制电路和模拟电子钟表
CN107222141A (zh) * 2016-03-22 2017-09-29 卡西欧计算机株式会社 驱动处理器、驱动装置和电子表

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FR2529032A1 (fr) * 1982-06-21 1983-12-23 Omega Brandt & Freres Sa Louis Procede d'alimentation d'un moteur pas a pas monophase pour piece d'horlogerie
US5247235A (en) * 1988-06-01 1993-09-21 Detra Sa Method of supplying power to a single phase step motor
ES2044523T3 (es) * 1990-02-23 1994-01-01 Detra Sa Procedimiento para la alimentacion de un motor paso a paso monofasico.
DE69403625T2 (de) * 1994-03-17 1997-12-18 Detra Sa Verfahren zur Versorgung eines einphasigen Schrittmotors sowie Schaltung hierfür
EP0790539B1 (fr) * 1996-02-13 1998-04-01 Detra Sa Procédé et dispositif d'alimentation d'un moteur pas à pas monophasé
JPH11356085A (ja) * 1998-06-10 1999-12-24 Aisin Seiki Co Ltd 電気モータのコイル短絡検出装置
JP2003240878A (ja) 1998-12-14 2003-08-27 Seiko Epson Corp 電子機器および電子機器の制御方法
US6344802B1 (en) * 1999-03-29 2002-02-05 Kabushiki Kaisha Toshiba Control system
JP2003237978A (ja) 2002-02-14 2003-08-27 Canon Inc 画像形成装置
JP3395786B1 (ja) * 2002-02-26 2003-04-14 セイコーエプソン株式会社 電子機器、電子機器の受信制御方法および電子機器の受信制御プログラム
JP3454269B1 (ja) * 2002-03-26 2003-10-06 セイコーエプソン株式会社 電波修正時計および電波修正時計の制御方法
JP3789843B2 (ja) * 2002-03-29 2006-06-28 三洋電機株式会社 ブラシレスモータの回転数制御方法及びこれを用いた洗濯機
US7388812B2 (en) * 2003-09-30 2008-06-17 Seiko Epson Corporation Radio-controlled timepiece and electronic device, control method for a radio-controlled timepiece, and reception control program for a radio-controlled timepiece
JP4080493B2 (ja) * 2005-04-21 2008-04-23 三菱電機株式会社 車両用発電機の制御装置
JP2009508362A (ja) * 2005-05-10 2009-02-26 エヌエックスピー ビー ヴィ 非同期デジタル回路用スリープ・ウォッチドッグ回路
EP2036197B1 (en) 2006-07-05 2010-04-28 Micro-Beam SA Sensorless technology, estimation of sampled back emf voltage values and/or the sampled inductance values based on the pulse width modulation periods
JP5098382B2 (ja) * 2007-03-14 2012-12-12 セイコーエプソン株式会社 発電機能付き電子時計
JP2011080889A (ja) 2009-10-08 2011-04-21 Seiko Epson Corp 電波修正時計およびその制御方法
CN105189184B (zh) * 2013-04-26 2017-07-21 丰田自动车株式会社 受电装置、送电装置、电力传送系统及停车辅助装置
US9966883B2 (en) * 2014-08-08 2018-05-08 Johnson Electric S.A. Magnetic sensor and an integrated circuit
US9973121B2 (en) * 2014-08-08 2018-05-15 Johnson Electric S.A. Magnetic sensor and an integrated circuit
JP6423745B2 (ja) * 2015-03-19 2018-11-14 カシオ計算機株式会社 ステッピングモータ駆動装置および時計
JP6287997B2 (ja) * 2015-08-06 2018-03-07 カシオ計算機株式会社 モータ駆動装置および電子時計
JP6414115B2 (ja) * 2016-03-25 2018-10-31 カシオ計算機株式会社 ステッピングモータ、モータ駆動装置及び時刻表示装置
GB2549741B (en) 2016-04-26 2020-06-17 Dyson Technology Ltd Method of controlling a brushless permanent-magnet motor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6072752A (en) * 1992-04-27 2000-06-06 Citizen Watch Co., Ltd. Hand display-type electronic timepiece
CN102035451A (zh) * 2009-09-30 2011-04-27 精工电子有限公司 步进电机控制电路以及模拟电子钟表
CN102377383A (zh) * 2010-08-19 2012-03-14 精工电子有限公司 步进电机控制电路和模拟电子钟表
CN107222141A (zh) * 2016-03-22 2017-09-29 卡西欧计算机株式会社 驱动处理器、驱动装置和电子表

Also Published As

Publication number Publication date
JP7081268B2 (ja) 2022-06-07
JP2019176705A (ja) 2019-10-10
US20190302698A1 (en) 2019-10-03
US11165376B2 (en) 2021-11-02
CN110320790A (zh) 2019-10-11

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