HK79996A - A power supply circuit - Google Patents

A power supply circuit

Info

Publication number
HK79996A
HK79996A HK79996A HK79996A HK79996A HK 79996 A HK79996 A HK 79996A HK 79996 A HK79996 A HK 79996A HK 79996 A HK79996 A HK 79996A HK 79996 A HK79996 A HK 79996A
Authority
HK
Hong Kong
Prior art keywords
power supply
supply circuit
circuit
power
supply
Prior art date
Application number
HK79996A
Other languages
English (en)
Inventor
Yasumi Imagawa
Original Assignee
Matsushita Electric Ind Co 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 Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of HK79996A publication Critical patent/HK79996A/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/577—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices for plural loads
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20—Charging or discharging characterised by the power electronics converter

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Secondary Cells (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Dc-Dc Converters (AREA)
HK79996A 1991-08-08 1996-05-09 A power supply circuit HK79996A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3199125A JP2754963B2 (ja) 1991-08-08 1991-08-08 電源切替え回路

Publications (1)

Publication Number Publication Date
HK79996A true HK79996A (en) 1996-05-17

Family

ID=16402559

Family Applications (1)

Application Number Title Priority Date Filing Date
HK79996A HK79996A (en) 1991-08-08 1996-05-09 A power supply circuit

Country Status (5)

Country Link
US (1) US5387820A (xx)
JP (1) JP2754963B2 (xx)
CN (1) CN1042277C (xx)
GB (1) GB2258572B (xx)
HK (1) HK79996A (xx)

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US5554966A (en) * 1992-01-20 1996-09-10 Pioneer Electronic Corporation Car-stereo with removable control panel, alarm, and power conservation
GB2270793B (en) * 1992-09-21 1996-05-01 Nokia Mobile Phones Uk Battery pack
JPH07182768A (ja) * 1993-12-22 1995-07-21 Canon Inc 記録装置
JPH0895682A (ja) * 1994-09-29 1996-04-12 Canon Inc 電子機器
JP3613845B2 (ja) * 1995-07-17 2005-01-26 株式会社デンソー 車両用発電装置
KR0149584B1 (ko) * 1995-10-18 1999-04-15 김광호 전원전압 공급회로
JP3234760B2 (ja) * 1995-11-30 2001-12-04 松下電器産業株式会社 携帯電話装置
US5991168A (en) * 1998-05-05 1999-11-23 Lucent Technologies Inc. Transient response network, method of diverting energy in a multiple output power converter and a power converter employing the same
US7039821B1 (en) * 1998-12-31 2006-05-02 Potega Patrick H Hardware for configuring and delivering power
KR20010014722A (ko) 1999-04-14 2001-02-26 모리시타 요이찌 전압 검출 회로
GB2360366B (en) * 2000-03-18 2004-12-01 Siemens Metering Ltd Improvements in or relating to utility metering
US6476519B1 (en) * 2000-04-06 2002-11-05 Marconi Communications, Inc. Power back-up unit with low voltage disconnects that provide load shedding
DE10024853A1 (de) * 2000-05-19 2001-11-29 Siemens Ag Vorrichtung zur Aufrechterhaltung einer Versorgungsspannung
JP2002036980A (ja) * 2000-07-21 2002-02-06 Toshiba Corp 自動車用モータ駆動方法及びそのシステム
US6351101B1 (en) 2000-08-18 2002-02-26 Haynes Ellis Charge reflector circuit
CA2437708A1 (en) * 2001-02-06 2002-08-15 Invacare Corporation Electric vehicle driving system
EP1381138A4 (en) * 2001-04-19 2004-05-12 Matsushita Electric Ind Co Ltd ELECTRONIC DEVICE HAVING A CHARGING FUNCTION
FR2832262A1 (fr) * 2001-11-09 2003-05-16 France Telecom Procede et dispositif d'alimentation en energie electrique d'un appareil
JP4040589B2 (ja) * 2004-03-15 2008-01-30 ローム株式会社 発光素子駆動装置、及び発光素子を備えた携帯機器
CN100362724C (zh) * 2005-04-15 2008-01-16 金宝电子工业股份有限公司 多功能产品的有效利用电池电量的装置与方法
JP4439443B2 (ja) * 2005-07-08 2010-03-24 富士通株式会社 直流電圧変換機能を含む電子機器、および直流電圧変換回路
KR101134696B1 (ko) * 2007-01-12 2012-04-09 엘지전자 주식회사 휴대단말기의 전원관리장치 및 그 방법
US7671559B2 (en) 2007-07-31 2010-03-02 Apple Inc. Battery charging system and mobile and accessory devices
CN101751057B (zh) * 2008-12-09 2012-01-25 佛山普立华科技有限公司 电子设备供电电路及其供电方法
FR2943150B1 (fr) * 2009-03-10 2011-04-22 Peugeot Citroen Automobiles Sa Dispositif d'alimentation en courant regule et systeme d'alimentation en tension regulee et courant regule pour au moins un organe electrique connecte a un reseau d'alimentation electrique
CN102118041A (zh) * 2009-12-30 2011-07-06 深圳市比克电池有限公司 一种均衡充电方法、均衡充电电路及供电装置
US8836166B2 (en) * 2010-10-15 2014-09-16 Fairchild Semiconductor Corporation Power management with over voltage protection
CN102564604A (zh) * 2010-12-09 2012-07-11 洁利来（福建）感应设备有限公司 一种电池使用寿命长的红外感应器及其控制方法
CN103178569A (zh) * 2011-12-26 2013-06-26 深圳市波赛恩数字科技有限公司 基于光伏发电数字化不间断供电的控制箱
JP5603379B2 (ja) 2012-07-24 2014-10-08 株式会社ソニー・コンピュータエンタテインメント 電気機器
TWI462421B (zh) * 2012-12-25 2014-11-21 鴻海精密工業股份有限公司 降低功耗系統及方法
WO2014209338A1 (en) * 2013-06-28 2014-12-31 Hewlett-Packard Development Company, L.P. Interruption of output power and auxiliary power
CN104730540A (zh) * 2013-12-19 2015-06-24 江苏吉美思物联网产业股份有限公司 一种超长时间待机的无线gps装置
US9796347B2 (en) * 2014-01-06 2017-10-24 Union Pacific Railroad Company Maintenance of a minimum voltage to equipment in rail vehicle
JP6152241B2 (ja) * 2014-04-23 2017-06-21 レノボ・シンガポール・プライベート・リミテッド 電力システム、携帯式電子機器および電力の供給方法
KR20170005127A (ko) * 2014-06-24 2017-01-11 애플 인크. 휴대용 전자 디바이스를 위한 단일 인덕터 다중-출력 배터리 충전기
US10075007B2 (en) 2014-09-02 2018-09-11 Apple Inc. Multi-phase battery charging with boost bypass
US9568926B2 (en) 2014-09-29 2017-02-14 Nxp B.V. Power supply interface having multiple voltage sources
CN205048205U (zh) * 2015-06-16 2016-02-24 赵依军 内置天线的led球泡灯
US10097017B2 (en) 2015-06-24 2018-10-09 Apple Inc. Systems and methods for bidirectional two-port battery charging with boost functionality
US10778026B2 (en) 2016-09-23 2020-09-15 Apple Inc. Multi-phase buck-boost charger
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 (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4221111A (en) * 1978-08-15 1980-09-09 Citizen Watch Company Limited Electronic timepiece having a voltage conversion circuit
JPS5731333A (en) * 1980-07-31 1982-02-19 Suwa Seikosha Kk Power source circuit system
US4451743A (en) * 1980-12-29 1984-05-29 Citizen Watch Company Limited DC-to-DC Voltage converter
DE3110685A1 (de) * 1981-03-19 1982-09-30 Robert Bosch Gmbh, 7000 Stuttgart "einrichtung zum erzeugen bestimmter elektrischer spannungswerte fuer in verbindung mit einer brennkraftmaschine vorhandene verbraucher"
JPS5942524A (ja) * 1982-09-01 1984-03-09 Olympus Optical Co Ltd カメラの電源回路
JPS6292734A (ja) * 1985-10-18 1987-04-28 松下電器産業株式会社 充電装置
JPH0251335A (ja) * 1988-08-11 1990-02-21 Kubota Ltd バッテリ電源装置
JPH0251334A (ja) * 1988-08-11 1990-02-21 Kubota Ltd バッテリ電源装置
JPH05137267A (ja) * 1991-11-12 1993-06-01 Dia Semikon Syst Kk 電源装置

Also Published As

Publication number Publication date
CN1042277C (zh) 1999-02-24
GB9215392D0 (en) 1992-09-02
JP2754963B2 (ja) 1998-05-20
GB2258572B (en) 1996-01-03
JPH0549179A (ja) 1993-02-26
GB2258572A (en) 1993-02-10
CN1069366A (zh) 1993-02-24
US5387820A (en) 1995-02-07

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Legal Events

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

Effective date: 20060720