DE3134540A1 - Elektronische schaltung - Google Patents

Elektronische schaltung

Info

Publication number
DE3134540A1
DE3134540A1 DE3134540A DE3134540A DE3134540A1 DE 3134540 A1 DE3134540 A1 DE 3134540A1 DE 3134540 A DE3134540 A DE 3134540A DE 3134540 A DE3134540 A DE 3134540A DE 3134540 A1 DE3134540 A1 DE 3134540A1
Authority
DE
Germany
Prior art keywords
node
voltage
circuit
switching element
switched
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.)
Ceased
Application number
DE3134540A
Other languages
German (de)
English (en)
Inventor
Toyohiko Kodaira Tokyo Hongo
Osamu Tokorozawa Saitama Yasmashiro
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE3134540A1 publication Critical patent/DE3134540A1/de
Ceased legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00Arrangements of electric power supplies in time pieces
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G19/00Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/02Conversion or regulation of current or voltage
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G19/00Electric power supply circuits specially adapted for use in electronic time-pieces
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00Conversion of DC power input into DC power output
    • H02M3/02Conversion of DC power input into DC power output without intermediate conversion into AC
    • H02M3/04Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
    • H02M3/06Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Logic Circuits (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Control Of Eletrric Generators (AREA)
  • Electromechanical Clocks (AREA)
  • Dc-Dc Converters (AREA)
  • Electric Clocks (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Electronic Switches (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Electrical Variables (AREA)
DE3134540A 1980-10-01 1981-09-01 Elektronische schaltung Ceased DE3134540A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55135872A JPS5761981A (en) 1980-10-01 1980-10-01 Electronic circuit using voltage reguction means

Publications (1)

Publication Number Publication Date
DE3134540A1 true DE3134540A1 (de) 1982-05-13

Family

ID=15161737

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3134540A Ceased DE3134540A1 (de) 1980-10-01 1981-09-01 Elektronische schaltung

Country Status (9)

Country Link
US (1) US4428040A (en:Method)
JP (1) JPS5761981A (en:Method)
KR (1) KR850000814B1 (en:Method)
CH (1) CH651441GA3 (en:Method)
DE (1) DE3134540A1 (en:Method)
GB (3) GB2086156B (en:Method)
HK (3) HK43486A (en:Method)
IN (1) IN154218B (en:Method)
MY (1) MY8600578A (en:Method)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4634953A (en) * 1984-04-27 1987-01-06 Casio Computer Co., Ltd. Electronic equipment with solar cell
JPS60249821A (ja) * 1984-05-23 1985-12-10 セイコーインスツルメンツ株式会社 充放電回路
US4672303A (en) * 1986-08-28 1987-06-09 International Business Machines Corporation Inductor current control circuit
US4730122A (en) * 1986-09-18 1988-03-08 International Business Machines Corporation Power supply adapter systems
US4868908A (en) * 1988-10-18 1989-09-19 Ventritex Power supply down-conversion, regulation and low battery detection system
JP2633984B2 (ja) * 1990-10-12 1997-07-23 株式会社三協精機製作所 ブラシレスモータの駆動回路
KR920010633A (ko) * 1990-11-30 1992-06-26 김광호 반도체 메모리 장치의 기준전압 발생회로
EP0853265B1 (fr) * 1997-01-09 2002-04-24 Asulab S.A. Appareil électrique fonctionnant à l'aide d'une source photovoltaique notamment pièce d'horlogerie
CH691010A5 (fr) * 1997-01-09 2001-03-30 Asulab Sa Appareil électrique fonctionnant à l'aide d'une source photovoltaïque, notamment pièce d'horlogerie.
EP0960469A4 (en) * 1997-02-11 2000-09-27 Foxboro Co LOADED PUMP FOR DIVIDING INPUT VOLTAGE AND MULTIPLYING OUTPUT CURRENT
JP3678075B2 (ja) * 1998-12-09 2005-08-03 セイコーエプソン株式会社 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
JP4755763B2 (ja) * 1999-04-28 2011-08-24 シチズンホールディングス株式会社 電子時計
EP1247426B1 (en) * 2000-01-07 2004-09-22 Widex A/S A digital hearing aid with a voltage converter
EP1213627B1 (en) * 2000-06-21 2010-12-22 Citizen Holdings Co., Ltd. Power generating type electronic clock and method for controlling the same
AU2003903787A0 (en) 2003-07-22 2003-08-07 Sergio Adolfo Maiocchi A system for operating a dc motor
TW595087B (en) * 2003-09-12 2004-06-21 Holtek Semiconductor Inc Circuit framework capable of providing stable clock
CN100490340C (zh) * 2003-09-29 2009-05-20 盛群半导体股份有限公司 一种可提供稳定脉冲的电路架构
ATE446538T1 (de) * 2003-10-31 2009-11-15 Asulab Sa Adaptives zeitunterbrechungssystem für ein tragbares elektronisches gerät, der durch eine batterie angetrieben ist
EP1720237A1 (en) * 2005-05-04 2006-11-08 Harman Becker Automotive Systems GmbH Circuit and method for reducing a supply voltage
CN101609349B (zh) * 2008-06-20 2011-05-11 瑞昱半导体股份有限公司 时钟产生器
WO2010023595A1 (en) * 2008-08-29 2010-03-04 Nxp B.V. Voltage converter
WO2014075630A1 (en) * 2012-11-19 2014-05-22 Shenzhen Byd Auto R & D Company Limited Protective device and protective system for battery assembly
US9347998B2 (en) * 2013-04-17 2016-05-24 Allegro Microsystems, Llc System and method for measuring battery voltage
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

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2347404A1 (de) * 1972-09-20 1974-04-04 Citizen Watch Co Ltd Booster-schaltung (spannungsuebersetzer)
DE2633512A1 (de) * 1975-08-14 1977-02-17 Ebauches Sa Spannungsvervielfacher fuer elektronische zeitmessgeraete
DE2643455A1 (de) * 1975-09-27 1977-04-07 Citizen Watch Co Ltd Elektronische uhr
DE2828017A1 (de) * 1977-06-27 1979-02-01 Centre Electron Horloger Steuervorrichtung in integrierter schaltungstechnik
CH617817GA3 (en:Method) * 1975-09-22 1980-06-30
CH618568GA3 (en:Method) * 1976-04-21 1980-08-15
DE2950948A1 (de) * 1979-12-18 1981-06-25 Casio Computer Co., Ltd., Tokyo Energieversorgungsvorrichtung fuer eine elektronische vorrichtung

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH618568A4 (en:Method) 1968-04-25 1970-03-13
US3708742A (en) 1971-06-30 1973-01-02 Ibm High dc to low dc voltage converter
US3879648A (en) 1973-12-17 1975-04-22 Ibm Capacitive based voltage reducer and regulator
JPS5228847A (en) * 1975-08-29 1977-03-04 Sharp Corp Crystal oscillator
US4205518A (en) * 1975-09-27 1980-06-03 Citizen Watch Co., Ltd. Voltage conversion system for electronic timepiece
GB1567476A (en) * 1975-09-27 1980-05-14 Citizen Watch Co Ltd Electro-optical display drive system
CH608327B (fr) * 1976-01-19 Ebauches Sa Montre electronique.
US4205369A (en) 1977-02-16 1980-05-27 Kabushiki Kaisha Daini Seikosha Voltage dropping circuit
JPS53115269A (en) * 1977-03-17 1978-10-07 Seiko Epson Corp Electronic watch
JPS5413378A (en) 1977-07-01 1979-01-31 Citizen Watch Co Ltd Electronic watch
JPS5557890A (en) * 1978-06-05 1980-04-30 Sanyo Electric Co Voltage step down circuit
JPS55135780A (en) * 1979-04-10 1980-10-22 Citizen Watch Co Ltd Electronic watch
US4328572A (en) 1979-08-14 1982-05-04 Citizen Watch Company Limited Voltage control system for electronic timepiece
JPS5658746A (en) 1979-10-19 1981-05-21 Casio Computer Co Ltd Power source supply system
US4308609A (en) 1979-12-04 1981-12-29 Casio Computer Co., Ltd. Power supply device with voltage dropping means
GB2077004B (en) * 1980-05-22 1983-10-26 Suwa Seikosha Kk Improvements in or relating to electronic timepieces
JPS576384A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Power source circuit and electronic watch using this
JPS5731333A (en) * 1980-07-31 1982-02-19 Suwa Seikosha Kk Power source circuit system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2347404A1 (de) * 1972-09-20 1974-04-04 Citizen Watch Co Ltd Booster-schaltung (spannungsuebersetzer)
DE2633512A1 (de) * 1975-08-14 1977-02-17 Ebauches Sa Spannungsvervielfacher fuer elektronische zeitmessgeraete
CH617817GA3 (en:Method) * 1975-09-22 1980-06-30
DE2643455A1 (de) * 1975-09-27 1977-04-07 Citizen Watch Co Ltd Elektronische uhr
US4094137A (en) * 1975-09-27 1978-06-13 Citizen Watch Company Limited Voltage conversion system for electronic timepiece
CH618568GA3 (en:Method) * 1976-04-21 1980-08-15
DE2828017A1 (de) * 1977-06-27 1979-02-01 Centre Electron Horloger Steuervorrichtung in integrierter schaltungstechnik
DE2950948A1 (de) * 1979-12-18 1981-06-25 Casio Computer Co., Ltd., Tokyo Energieversorgungsvorrichtung fuer eine elektronische vorrichtung

Also Published As

Publication number Publication date
GB2142490A (en) 1985-01-16
GB8327324D0 (en) 1983-11-16
HK70686A (en) 1986-09-26
GB2086156B (en) 1985-02-20
GB2142490B (en) 1985-07-24
US4428040A (en) 1984-01-24
GB2086156A (en) 1982-05-06
MY8600578A (en) 1986-12-31
JPS5761981A (en) 1982-04-14
KR850000814B1 (ko) 1985-06-14
GB2142489A (en) 1985-01-16
GB8327326D0 (en) 1983-11-16
GB2142489B (en) 1985-07-24
KR830006722A (ko) 1983-10-06
HK46886A (en) 1986-06-27
IN154218B (en:Method) 1984-10-06
HK43486A (en) 1986-06-20
CH651441GA3 (en:Method) 1985-09-30

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8128 New person/name/address of the agent

Representative=s name: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBE

8110 Request for examination paragraph 44
8131 Rejection