HK1016358A1 - Power supply device and portable electronic equipment - Google Patents

Power supply device and portable electronic equipment

Info

Publication number
HK1016358A1
HK1016358A1 HK99101085A HK99101085A HK1016358A1 HK 1016358 A1 HK1016358 A1 HK 1016358A1 HK 99101085 A HK99101085 A HK 99101085A HK 99101085 A HK99101085 A HK 99101085A HK 1016358 A1 HK1016358 A1 HK 1016358A1
Authority
HK
Hong Kong
Prior art keywords
power supply
supply device
electronic equipment
portable electronic
portable
Prior art date
Application number
HK99101085A
Other languages
English (en)
Inventor
Teruhiko Fujisawa
Hiroshi Yabe
Osamu Shinkawa
Tadao Kadowaki
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 HK1016358A1 publication Critical patent/HK1016358A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/219—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/219—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
    • H02M7/2195—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration the switches being synchronously commutated at the same frequency of the AC input voltage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/30—Modifications for providing a predetermined threshold before switching
    • H03K2017/307—Modifications for providing a predetermined threshold before switching circuits simulating a diode, e.g. threshold zero
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Rectifiers (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Dc-Dc Converters (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Control Of Eletrric Generators (AREA)
HK99101085A 1996-11-13 1999-03-16 Power supply device and portable electronic equipment HK1016358A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP30220996 1996-11-13
PCT/JP1997/004109 WO1998021815A1 (fr) 1996-11-13 1997-11-11 Dispositif d'alimentation en energie et materiel electronique portatif

Publications (1)

Publication Number Publication Date
HK1016358A1 true HK1016358A1 (en) 1999-10-29

Family

ID=17906274

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99101085A HK1016358A1 (en) 1996-11-13 1999-03-16 Power supply device and portable electronic equipment

Country Status (7)

Country Link
US (1) US6421261B1 (xx)
EP (1) EP0891038B1 (xx)
JP (1) JP3632209B2 (xx)
CN (1) CN1175552C (xx)
DE (1) DE69735094T2 (xx)
HK (1) HK1016358A1 (xx)
WO (1) WO1998021815A1 (xx)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6421261B1 (en) 1996-11-13 2002-07-16 Seiko Epson Corporation Power supply apparatus with unidirectional units
US6366485B1 (en) * 1998-09-17 2002-04-02 Seiko Epson Corporation Power source device, power supplying method, portable electronic equipment, and electronic timepiece
JP3487289B2 (ja) 1998-12-02 2004-01-13 セイコーエプソン株式会社 電力供給装置、電力供給方法、携帯型電子機器および電子時計
JP2001186771A (ja) * 1999-10-15 2001-07-06 Seiko Epson Corp チョッパ回路、チョッパ回路の制御方法、チョッパ式充電回路、電子機器及び計時装置
EP1096640A3 (en) * 1999-10-25 2002-11-27 Seiko Epson Corporation AC voltage detection circuit and method, charging circuit and method, chopper circuit and chopping method, chopper charging circuit and method, electronic apparatus, and timepiece
US6678829B1 (en) * 2000-06-19 2004-01-13 Texas Instruments Incorporated System and method of regulating the distribution of power throughout a system through the use of uni-directional and bi-directional switches
US20020186070A1 (en) * 2001-06-07 2002-12-12 Em (Us) Design, Inc. Power stealing circuit to charge a capacitor
US7183834B2 (en) * 2002-10-11 2007-02-27 International Rectifier Corporation Method and apparatus for driving a power MOS device as a synchronous rectifier
US6800802B2 (en) * 2002-11-09 2004-10-05 Novaest Optitronix Inc. Circuit device for solar energy application
US6960838B2 (en) * 2002-11-15 2005-11-01 Sprint Communications Company L.P. Power system for a telecommunication facility
US7525217B1 (en) * 2002-11-15 2009-04-28 Sprint Communications Company L.P. Rectifier-super capacitor device for use in a power system for a telecommunication facility
US6992906B1 (en) * 2002-12-10 2006-01-31 Edward Herbert Synthetic rectifiers
EP1654797A1 (en) * 2003-08-01 2006-05-10 Philips Intellectual Property & Standards GmbH Output voltage control of a synchronous rectifier
FR2861916A1 (fr) * 2003-10-31 2005-05-06 St Microelectronics Sa Commande d'un transistor mos en element de redressement
US7408796B2 (en) 2003-11-04 2008-08-05 International Rectifier Corporation Integrated synchronous rectifier package
US8134851B2 (en) 2003-11-04 2012-03-13 International Rectifier Corporation Secondary side synchronous rectifier for resonant converter
DE202004002305U1 (de) * 2004-02-14 2004-04-22 Jungheinrich Aktiengesellschaft Schaltung zur Leistungsfaktorkorrektur für Schaltnetzteile, Ladegeräte u.dgl.
JP4059874B2 (ja) * 2004-09-30 2008-03-12 富士通株式会社 整流回路
JP3979417B2 (ja) 2004-11-29 2007-09-19 セイコーエプソン株式会社 電力供給制御回路、電子機器、半導体装置、電力供給制御回路の制御方法および電子機器の制御方法
US8614874B2 (en) * 2005-11-22 2013-12-24 Harris Corporation Biased MOSFET active bridge with active gate drive
TWI326438B (en) * 2005-12-02 2010-06-21 Chimei Innolux Corp Startup circuit and backlight control circuit
US8365852B2 (en) * 2005-12-21 2013-02-05 Ford Global Technologies, Llc Power supply system and method for powering a vehicle
US7852639B2 (en) * 2007-05-22 2010-12-14 Harris Corporation Low-loss rectifier with optically coupled gate shunting
DE102007060219A1 (de) * 2007-12-14 2009-06-18 Robert Bosch Gmbh Gleichrichterschaltung
EP2350824B1 (en) * 2008-10-23 2020-04-22 Leach International Corporation System and method for emulating an ideal diode in a power control device
US20100331974A1 (en) * 2009-06-26 2010-12-30 Schaper Jr Dale Thomas Intraocular Kinetic Power Generator
US7973595B2 (en) * 2009-09-21 2011-07-05 Freescale Semiconductor, Inc. Power switch circuit
US8174214B2 (en) * 2009-09-28 2012-05-08 Harris Corporation Three-phase low-loss rectifier with active gate drive
US8125808B2 (en) * 2009-09-28 2012-02-28 Harris Corporation Three-phase low-loss rectifier
US8743577B2 (en) * 2009-11-19 2014-06-03 University Of Florida Research Foundation, Inc. Method and apparatus for high efficiency AC/DC conversion of low voltage input
US8045350B2 (en) * 2009-12-11 2011-10-25 Harris Corporation N-phase active bridge circuits including N-channel field effect transistors with active gate drive
US8878394B2 (en) * 2010-02-25 2014-11-04 Qualcomm Incorporated Wireless power receiver
DE102010023338A1 (de) * 2010-06-10 2011-12-15 Albert-Ludwigs-Universität Freiburg Energieautarkes Mikrosystem und Verfahren zu dessen Betrieb
JP5783843B2 (ja) * 2010-11-19 2015-09-24 ローム株式会社 スイッチング整流回路及びこれを用いたバッテリ充電装置
JP5807743B2 (ja) * 2011-10-03 2015-11-10 セイコーエプソン株式会社 発電装置、電子機器、移動手段及び発電装置の制御方法
JP5799703B2 (ja) * 2011-09-22 2015-10-28 セイコーエプソン株式会社 電子時計および二次電池ユニット
KR20140059453A (ko) * 2012-11-08 2014-05-16 한국전자통신연구원 사용자 인터페이스 장치 및 시스템
JP6148551B2 (ja) * 2013-06-26 2017-06-14 株式会社東芝 整流装置
EP3544146B1 (en) * 2013-10-31 2023-11-29 ResMed Paris SAS An apparatus for treating a respiratory disorder with a power source connection
WO2015105925A1 (en) 2014-01-08 2015-07-16 Mediatek Singapore Pte. Ltd. Wireless power receiver with programmable power path
US10230309B2 (en) * 2017-07-02 2019-03-12 Champion Microelectronics Corporation Synchronous bridge rectifier, methods of operation thereof and components thereof
GB2590057B (en) * 2019-10-10 2022-11-16 Steifpower Tech Company Limited A Field-Effect Transistor (FET) based synchronous rectifier for emulating a diode
JP7470185B2 (ja) * 2020-04-28 2024-04-17 シャープ株式会社 整流装置および非接触給電システム

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139880A (en) 1977-10-03 1979-02-13 Motorola, Inc. CMOS polarity reversal circuit
JPS5482039A (en) * 1977-12-12 1979-06-29 Seiko Instr & Electronics Circuit for charging solar cell and secondary cell
DD151247A1 (de) * 1980-06-20 1981-10-08 Wolfgang Kleinfeldt Synchron-gleichrichter mit feldeffekttransistoren
DE3044444A1 (de) * 1980-11-26 1982-06-16 Deutsche Itt Industries Gmbh, 7800 Freiburg "monolithisch integrierte gleichrichter-brueckenschaltung"
US4417164A (en) * 1981-06-18 1983-11-22 Southern Gas Association Mechanical valve analog
IT1212518B (it) * 1982-01-29 1989-11-22 Ates Componenti Elettron Circuito raddrizzatore a ponte di transistori, con protezione controle sovracorrenti, per uso telefonico.
DE3377848D1 (de) 1982-12-08 1988-09-29 Siliconix Ltd Bridge rectifier circuit
US4519024A (en) * 1983-09-02 1985-05-21 At&T Bell Laboratories Two-terminal transistor rectifier circuit arrangement
US4777580A (en) * 1985-01-30 1988-10-11 Maxim Integrated Products Integrated full-wave rectifier circuit
US4727308A (en) * 1986-08-28 1988-02-23 International Business Machines Corporation FET power converter with reduced switching loss
JP2502070B2 (ja) 1986-10-31 1996-05-29 マツダ株式会社 自動車のウインド閉め忘れ防止構造
DE3727170A1 (de) 1987-08-14 1989-02-23 Philips Patentverwaltung Gleichspannungswandler mit einem uebertrager
US5077486A (en) 1988-03-21 1991-12-31 Gary Marson Power supply for cathodic protection system
JPH03218264A (ja) * 1990-01-24 1991-09-25 Mitsubishi Electric Corp 整流装置
US5303138A (en) * 1993-04-29 1994-04-12 At&T Bell Laboratories Low loss synchronous rectifier for application to clamped-mode power converters
JPH0688194U (ja) * 1993-05-21 1994-12-22 東光株式会社 同期整流回路
JP3152016B2 (ja) * 1993-06-15 2001-04-03 富士電機株式会社 同期整流用パワーｍｏｓｆｅｔの制御装置
JPH077955A (ja) * 1993-06-15 1995-01-10 Columbia Techno:Kk 整流回路
US5663877A (en) * 1993-07-14 1997-09-02 Melcher, Ag Synchronous rectifier that is impervious to reverse feed
WO1995002918A1 (de) * 1993-07-14 1995-01-26 Melcher Ag Rückspeisungsfester synchron-gleichrichter
US5506527A (en) * 1994-04-15 1996-04-09 Hewlett-Packard Compnay Low power diode
JP2573909B2 (ja) * 1994-04-25 1997-01-22 セイコーエプソン株式会社 電子時計
US5523940A (en) 1994-05-20 1996-06-04 Micro Linear Corporation Feedback control circuit for a synchronous rectifier having zero quiescent current
US5457624A (en) 1994-06-13 1995-10-10 Texas Instruments Incorporated Efficient switched mode power converter circuit and method
US5510972A (en) * 1994-06-29 1996-04-23 Philips Electronics North America Corporation Bridge rectifier circuit having active switches and an active control circuit
US5540729A (en) 1994-12-19 1996-07-30 Medtronic, Inc. Movement powered medical pulse generator having a full-wave rectifier with dynamic bias
JPH08223906A (ja) * 1995-02-10 1996-08-30 Fujitsu Ltd 同期整流型スイッチングレギュレータ
JPH08275508A (ja) * 1995-03-30 1996-10-18 Matsushita Electric Ind Co Ltd 昇圧型ｄｃ−ｄｃコンバータ
JPH07280964A (ja) * 1995-03-31 1995-10-27 Seiko Epson Corp 発電装置付き電子時計
CN1235100C (zh) 1995-09-07 2006-01-04 里什蒙国际公司 钟表的运行机构
JP2845188B2 (ja) * 1995-12-11 1999-01-13 サンケン電気株式会社 Ｄｃ−ｄｃコンバ−タ
KR19990076761A (ko) 1995-12-29 1999-10-15 맨프래드 메이어 에너지 손실이 최소화된 능동 정류기
DK0848842T3 (da) 1996-06-26 1999-11-08 Konrad Schafroth Urværk
US6421261B1 (en) 1996-11-13 2002-07-16 Seiko Epson Corporation Power supply apparatus with unidirectional units
US5729120A (en) * 1996-12-30 1998-03-17 General Signal Corporation Dynamic voltage regulation stabilization for AC power supply systems
US5870299A (en) * 1997-05-28 1999-02-09 Lucent Technologies Inc. Method and apparatus for damping ringing in self-driven synchronous rectifiers

Also Published As

Publication number Publication date
DE69735094D1 (de) 2006-04-06
EP0891038A1 (en) 1999-01-13
WO1998021815A1 (fr) 1998-05-22
EP0891038A4 (en) 2001-05-02
JP3632209B2 (ja) 2005-03-23
EP0891038B1 (en) 2006-01-11
DE69735094T2 (de) 2006-07-20
US6421261B1 (en) 2002-07-16
CN1208511A (zh) 1999-02-17
CN1175552C (zh) 2004-11-10

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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: 20161111