DE60139521D1 - Elektronisches Uhrwerk und Steuerungsvefahren für elektronischen Uhrwerk - Google Patents

Elektronisches Uhrwerk und Steuerungsvefahren für elektronischen Uhrwerk

Info

Publication number
DE60139521D1
DE60139521D1 DE60139521T DE60139521T DE60139521D1 DE 60139521 D1 DE60139521 D1 DE 60139521D1 DE 60139521 T DE60139521 T DE 60139521T DE 60139521 T DE60139521 T DE 60139521T DE 60139521 D1 DE60139521 D1 DE 60139521D1
Authority
DE
Germany
Prior art keywords
electronic movement
control system
electronic
movement
control
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
DE60139521T
Other languages
English (en)
Inventor
Daisuke Yamaya
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 Instruments Inc
Original Assignee
Seiko Instruments 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 Instruments Inc filed Critical Seiko Instruments Inc
Application granted granted Critical
Publication of DE60139521D1 publication Critical patent/DE60139521D1/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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Position Or Direction (AREA)
DE60139521T 2000-01-27 2001-01-15 Elektronisches Uhrwerk und Steuerungsvefahren für elektronischen Uhrwerk Expired - Lifetime DE60139521D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000019222A JP4550203B2 (ja) 2000-01-27 2000-01-27 電子時計

Publications (1)

Publication Number Publication Date
DE60139521D1 true DE60139521D1 (de) 2009-09-24

Family

ID=18545959

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60139521T Expired - Lifetime DE60139521D1 (de) 2000-01-27 2001-01-15 Elektronisches Uhrwerk und Steuerungsvefahren für elektronischen Uhrwerk

Country Status (6)

Country Link
US (1) US6580666B2 (de)
EP (1) EP1122621B1 (de)
JP (1) JP4550203B2 (de)
CN (1) CN1317732A (de)
DE (1) DE60139521D1 (de)
HK (1) HK1041320A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6975562B2 (en) * 2003-12-05 2005-12-13 Timex Group B.V. Wearable electronic device with mode operation indicator
US20060205320A1 (en) * 2005-03-14 2006-09-14 Mosway Semiconductor Limited Battery powered motor system for low power application
US7362072B2 (en) * 2005-05-10 2008-04-22 Ferenc Fekete Method for controlling two-phase stepping motor
JP5338943B2 (ja) * 2006-10-10 2013-11-13 セイコーエプソン株式会社 時計
JP5098470B2 (ja) * 2006-10-10 2012-12-12 セイコーエプソン株式会社 時計
US20080084792A1 (en) * 2006-10-10 2008-04-10 Seiko Epson Corporation Timepiece
JP5573870B2 (ja) * 2012-03-12 2014-08-20 カシオ計算機株式会社 表示装置および電子時計
JP6661930B2 (ja) * 2015-09-17 2020-03-11 カシオ計算機株式会社 電子時計、制御方法、及びプログラム
JP6851276B2 (ja) * 2017-07-18 2021-03-31 セイコーインスツル株式会社 時計、時計システム、および時計の制御方法
JP7011963B2 (ja) * 2018-03-28 2022-02-10 シチズン時計株式会社 電子時計
CN111769768B (zh) * 2020-05-29 2021-12-14 淮北微立淘科技有限公司 一种手表步进电机驱动补偿方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5719486U (de) * 1980-07-09 1982-02-01
JPS5963585A (ja) * 1982-10-01 1984-04-11 Citizen Watch Co Ltd 指針式メロデイ時計
DE3889220T2 (de) * 1987-12-25 1994-11-24 Citizen Watch Co Ltd Zeigerbenutzende anzeige.
JP2614769B2 (ja) * 1989-08-31 1997-05-28 セイコークロック株式会社 正逆回転パルスモータ
JP3064396B2 (ja) * 1990-11-08 2000-07-12 カシオ計算機株式会社 電子時計
US5251190A (en) * 1991-02-22 1993-10-05 Citizen Watch Co., Ltd. Electronic timepiece having functional hands
JPH0527050A (ja) * 1991-07-18 1993-02-05 Citizen Watch Co Ltd 電子時計
WO1993006535A1 (en) * 1991-09-13 1993-04-01 Citizen Watch Co., Ltd. Multi-time indicating analog watch
DE4308220C2 (de) * 1992-03-23 1994-11-17 Seikosha Kk Antriebseinheit für ein Dekorationsdrehelement
JP3166389B2 (ja) * 1993-03-29 2001-05-14 セイコーエプソン株式会社 電子時計
JPH07146384A (ja) * 1993-11-22 1995-06-06 Casio Comput Co Ltd 電子時計
IT1295123B1 (it) * 1997-03-21 1999-04-30 Luca Russi Dispositivo a camme per trasformare il movimento rotatorio delle lancette di un orologio in un movimento alternato lungo un arco di 120

Also Published As

Publication number Publication date
EP1122621A2 (de) 2001-08-08
EP1122621A3 (de) 2003-10-01
CN1317732A (zh) 2001-10-17
US6580666B2 (en) 2003-06-17
HK1041320A1 (zh) 2002-07-05
JP2001208871A (ja) 2001-08-03
US20010012242A1 (en) 2001-08-09
EP1122621B1 (de) 2009-08-12
JP4550203B2 (ja) 2010-09-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition