JP7073849B2 - モーター制御回路、ムーブメント、電子時計 - Google Patents

モーター制御回路、ムーブメント、電子時計 Download PDF

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Publication number
JP7073849B2
JP7073849B2 JP2018065941A JP2018065941A JP7073849B2 JP 7073849 B2 JP7073849 B2 JP 7073849B2 JP 2018065941 A JP2018065941 A JP 2018065941A JP 2018065941 A JP2018065941 A JP 2018065941A JP 7073849 B2 JP7073849 B2 JP 7073849B2
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polarity
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JP2018065941A
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Japanese (ja)
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JP2019176706A (ja
JP2019176706A5 (enExample
Inventor
孝 川口
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Seiko Epson Corp
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Seiko Epson Corp
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Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2018065941A priority Critical patent/JP7073849B2/ja
Priority to CN201910232888.4A priority patent/CN110320789B/zh
Priority to US16/367,342 priority patent/US11258384B2/en
Publication of JP2019176706A publication Critical patent/JP2019176706A/ja
Publication of JP2019176706A5 publication Critical patent/JP2019176706A5/ja
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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
    • H02P8/02—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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
JP2018065941A 2018-03-29 2018-03-29 モーター制御回路、ムーブメント、電子時計 Active JP7073849B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018065941A JP7073849B2 (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
CN201910232888.4A CN110320789B (zh) 2018-03-29 2019-03-26 电机控制电路、机芯、电子钟表
US16/367,342 US11258384B2 (en) 2018-03-29 2019-03-28 Motor control circuit, movement, and electronic timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018065941A JP7073849B2 (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 (3)

Publication Number Publication Date
JP2019176706A JP2019176706A (ja) 2019-10-10
JP2019176706A5 JP2019176706A5 (enExample) 2021-04-08
JP7073849B2 true JP7073849B2 (ja) 2022-05-24

Family

ID=68055616

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018065941A Active JP7073849B2 (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

Country Status (3)

Country Link
US (1) US11258384B2 (enExample)
JP (1) JP7073849B2 (enExample)
CN (1) CN110320789B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017200431A (ja) 2016-04-26 2017-11-02 ダイソン テクノロジー リミテッド ブラシレス永久磁石モータの制御方法

Family Cites Families (19)

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Publication number Priority date Publication date Assignee Title
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
DE69325689T2 (de) * 1992-04-27 2000-04-06 Citizen Watch Co., Ltd. Elektronische uhr mit zeigeranzeige
JPH06113596A (ja) * 1992-09-29 1994-04-22 Canon Inc ステップモータ
JP2953284B2 (ja) * 1993-12-24 1999-09-27 株式会社デンソー パルスモータの駆動装置
ATE154147T1 (de) * 1994-03-17 1997-06-15 Detra Sa Verfahren zur versorgung eines einphasigen schrittmotors sowie schaltung hierfür
CN1077349C (zh) * 1995-11-27 2002-01-02 皇家菲利浦电子有限公司 电源电路
US5877608A (en) * 1997-11-21 1999-03-02 Philips Electronics North America Corporation Current regulated multiphase motor driver with a common current sense element
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
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
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
DE602007006191D1 (de) 2006-07-05 2010-06-10 Micro Beam Sa Sensorlose technologie, schätzung von abgetasteten gegen-emk-spannungswerten und/oder der abgetasteten induktivitätswerte auf der basis der impulsbreitenmodulationsperioden
JP2011101576A (ja) * 2009-10-06 2011-05-19 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
JP6103044B2 (ja) * 2013-04-26 2017-03-29 トヨタ自動車株式会社 受電装置、送電装置、電力伝送システム、および駐車支援装置
JP6515454B2 (ja) * 2013-09-20 2019-05-22 カシオ計算機株式会社 ステッピングモータ及び時計
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
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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017200431A (ja) 2016-04-26 2017-11-02 ダイソン テクノロジー リミテッド ブラシレス永久磁石モータの制御方法

Also Published As

Publication number Publication date
JP2019176706A (ja) 2019-10-10
CN110320789A (zh) 2019-10-11
CN110320789B (zh) 2022-05-17
US20190305702A1 (en) 2019-10-03
US11258384B2 (en) 2022-02-22

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