HK1029402A1 - Power supply device, control method for the power supply device, portable electronic device, timepiece, and control method for the timepiece - Google Patents

Power supply device, control method for the power supply device, portable electronic device, timepiece, and control method for the timepiece

Info

Publication number
HK1029402A1
HK1029402A1 HK01100100A HK01100100A HK1029402A1 HK 1029402 A1 HK1029402 A1 HK 1029402A1 HK 01100100 A HK01100100 A HK 01100100A HK 01100100 A HK01100100 A HK 01100100A HK 1029402 A1 HK1029402 A1 HK 1029402A1
Authority
HK
Hong Kong
Prior art keywords
timepiece
power supply
control method
supply device
portable electronic
Prior art date
Application number
HK01100100A
Other languages
English (en)
Inventor
Teruhiko Fujisawa
Makoto Okeya
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 HK1029402A1 publication Critical patent/HK1029402A1/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/02—Conversion or regulation of current or voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
HK01100100A 1998-12-09 2001-01-04 Power supply device, control method for the power supply device, portable electronic device, timepiece, and control method for the timepiece HK1029402A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP35049698 1998-12-09
JP28071999A JP3678075B2 (ja) 1998-12-09 1999-09-30 電源装置およびその制御方法、携帯型電子機器、計時装置およびその制御方法

Publications (1)

Publication Number Publication Date
HK1029402A1 true HK1029402A1 (en) 2001-03-30

Family

ID=26553897

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01100100A HK1029402A1 (en) 1998-12-09 2001-01-04 Power supply device, control method for the power supply device, portable electronic device, timepiece, and control method for the timepiece

Country Status (6)

Country Link
US (1) US6462967B1 (xx)
EP (1) EP1018675B1 (xx)
JP (1) JP3678075B2 (xx)
CN (1) CN1188758C (xx)
DE (1) DE69934080T2 (xx)
HK (1) HK1029402A1 (xx)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6646960B1 (en) * 1998-10-22 2003-11-11 Citizen Watch Co., Ltd. Electronic timepiece
US6735640B1 (en) * 2000-08-16 2004-05-11 Kabushiki Kaisha Toshiba Computer system and method for operating a computer unit and a peripheral unit
WO2004027525A1 (ja) * 2002-09-19 2004-04-01 Citizen Watch Co., Ltd. 電子時計
JP2004272562A (ja) * 2003-03-07 2004-09-30 Orion Denki Kk 電気機器
JP4802740B2 (ja) * 2006-01-31 2011-10-26 ミツミ電機株式会社 タイマ回路及び充電制御装置
JP4668085B2 (ja) * 2006-02-16 2011-04-13 セイコーインスツル株式会社 電子時計
JP5061677B2 (ja) * 2007-03-23 2012-10-31 セイコーエプソン株式会社 発振装置、半導体装置、電子機器および時計
CN101471577B (zh) * 2007-12-29 2011-06-15 比亚迪股份有限公司 双节可充电电池电压平衡电路
JP5363167B2 (ja) * 2008-05-29 2013-12-11 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
US8111033B2 (en) * 2008-06-17 2012-02-07 Seiko Instruments Inc. Stepping motor control circuit and analog electronic timepiece
JP5395251B2 (ja) 2009-04-01 2014-01-22 イーグルピッチャー テクノロジーズ，エルエルシー ハイブリッドエネルギー貯蔵システム、該貯蔵システムを含む再生可能エネルギーシステムおよびその使用方法
US20100331974A1 (en) * 2009-06-26 2010-12-30 Schaper Jr Dale Thomas Intraocular Kinetic Power Generator
EP2582011A4 (en) * 2010-06-14 2014-06-11 Chang Ho Kim ON / OFF SWITCH AND PASSIVE STANDBY POWER OFF DEVICE USING SAID SWITCH
JP2012039851A (ja) * 2010-07-16 2012-02-23 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
DE102012101008A1 (de) 2012-02-08 2013-08-08 Röhm Gmbh Leitungserkennung mit einer Bohrvorrichtung
JP5321715B2 (ja) * 2012-06-14 2013-10-23 セイコーエプソン株式会社 発振装置、半導体装置、電子機器および時計
JP6054755B2 (ja) * 2013-01-23 2016-12-27 エスアイアイ・セミコンダクタ株式会社 定電圧回路及びアナログ電子時計
CN103399483B (zh) * 2013-07-31 2016-12-07 东莞宇龙通信科技有限公司 可穿戴设备电源管理的方法和装置
JP6385176B2 (ja) * 2014-07-16 2018-09-05 エイブリック株式会社 アナログ電子時計
JP6814085B2 (ja) * 2017-03-31 2021-01-13 エイブリック株式会社 監視回路及び半導体装置
CN110021973A (zh) * 2019-02-03 2019-07-16 华为技术有限公司 终端设备和控制转换电路的方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5498677A (en) * 1978-01-11 1979-08-03 Citizen Watch Co Ltd Electronic watch
JPS5612577A (en) * 1979-07-13 1981-02-06 Seiko Instr & Electronics Ltd Electronic clock
JPS5761981A (en) * 1980-10-01 1982-04-14 Hitachi Ltd Electronic circuit using voltage reguction means
JP2622540B2 (ja) * 1985-04-10 1997-06-18 セイコーエプソン株式会社 電子時計
DE3524266A1 (de) * 1985-07-06 1987-01-08 Philips Patentverwaltung Schaltungsanordnung zum betrieb von hochdruckgasentladungslampen
JPS6230391A (ja) 1985-07-31 1987-02-09 Agency Of Ind Science & Technol 集積型半導体レ−ザ
EP0241219B1 (en) * 1986-04-08 1993-01-13 Seiko Instruments Inc. Electronic timepiece
US4733158A (en) * 1986-08-21 1988-03-22 Datametrics Corporation Control circuit for tap-switching power supplies and multi-tap transformers
KR940006915B1 (ko) * 1988-01-25 1994-07-29 세이꼬 엡슨 가부시끼가이샤 발전 장치 부착 전자 팔목시계
US5526253A (en) * 1993-09-22 1996-06-11 Advanced Micro Devices, Inc. Low power voltage boost circuit with regulated output
US5414340A (en) * 1994-02-22 1995-05-09 Gannon; Henry M. Feedback circuit for high efficiency linear DC power supply
DE19700108B4 (de) * 1997-01-03 2005-12-22 Citizen Watch Co., Ltd. Elektronische Uhr und Ladeverfahren derselben
JP3624665B2 (ja) * 1997-02-07 2005-03-02 セイコーエプソン株式会社 発電装置、充電方法および計時装置

Also Published As

Publication number Publication date
EP1018675A3 (en) 2003-01-02
CN1256441A (zh) 2000-06-14
DE69934080T2 (de) 2007-04-05
US6462967B1 (en) 2002-10-08
JP3678075B2 (ja) 2005-08-03
EP1018675A2 (en) 2000-07-12
EP1018675B1 (en) 2006-11-22
DE69934080D1 (de) 2007-01-04
CN1188758C (zh) 2005-02-09
JP2000232728A (ja) 2000-08-22

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20161209