CN101055987B - 使用多电源的电源管理*** - Google Patents
使用多电源的电源管理*** Download PDFInfo
- Publication number
- CN101055987B CN101055987B CN2007100905649A CN200710090564A CN101055987B CN 101055987 B CN101055987 B CN 101055987B CN 2007100905649 A CN2007100905649 A CN 2007100905649A CN 200710090564 A CN200710090564 A CN 200710090564A CN 101055987 B CN101055987 B CN 101055987B
- Authority
- CN
- China
- Prior art keywords
- switch
- power
- power supply
- control logic
- load
- 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 - Fee Related
Links
Images
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
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
- H02M3/1584—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
-
- 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
-
- 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
- H02J2207/40—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries adapted for charging from various sources, e.g. AC, DC or multivoltage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Direct Current Feeding And Distribution (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
Description
Claims (29)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/402,387 US7498694B2 (en) | 2006-04-12 | 2006-04-12 | Power management system with multiple power sources |
US11/402,387 | 2006-04-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101055987A CN101055987A (zh) | 2007-10-17 |
CN101055987B true CN101055987B (zh) | 2011-04-06 |
Family
ID=38604231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007100905649A Expired - Fee Related CN101055987B (zh) | 2006-04-12 | 2007-04-11 | 使用多电源的电源管理*** |
Country Status (3)
Country | Link |
---|---|
US (1) | US7498694B2 (zh) |
CN (1) | CN101055987B (zh) |
TW (1) | TWI324427B (zh) |
Families Citing this family (80)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI326962B (en) * | 2006-01-02 | 2010-07-01 | Asustek Comp Inc | Buck converter |
US7759823B2 (en) * | 2006-08-11 | 2010-07-20 | Panasonic Corporation | Switching device |
US8004247B1 (en) * | 2007-04-26 | 2011-08-23 | Marvell International Ltd. | Switchable battery charger circuit |
US20090015229A1 (en) * | 2007-07-14 | 2009-01-15 | Kotikalapoodi Sridhar V | Bi-directional DC power converter |
JP2009026126A (ja) * | 2007-07-20 | 2009-02-05 | Nec Electronics Corp | 半導体装置 |
CN101359153B (zh) * | 2007-08-02 | 2010-12-08 | 鸿富锦精密工业(深圳)有限公司 | 曝光驱动电路 |
US20100246857A1 (en) * | 2007-09-27 | 2010-09-30 | Yamaha Corporation | Electronic device |
US8010824B2 (en) * | 2008-04-11 | 2011-08-30 | Advanced Micro Devices , Inc. | Sampling chip activity for real time power estimation |
CN101635467B (zh) * | 2008-07-25 | 2011-07-27 | 联想(北京)有限公司 | 冗余电源供应设备及计算机*** |
US8525498B2 (en) * | 2008-07-31 | 2013-09-03 | Monolithic Power Systems, Inc. | Average input current limit method and apparatus thereof |
US7808127B2 (en) * | 2008-08-04 | 2010-10-05 | Triune Ip Llc | Multile input channel power control circuit |
TWI400603B (zh) * | 2008-09-05 | 2013-07-01 | Lite On Electronics Guangzhou | 電源配置裝置 |
TWI381610B (zh) * | 2008-11-19 | 2013-01-01 | Inventec Corp | 充電裝置之特徵模擬電路 |
GB0821459D0 (en) * | 2008-11-24 | 2008-12-31 | Icera Inc | Active power management |
JP5406574B2 (ja) * | 2008-12-17 | 2014-02-05 | ソニーモバイルコミュニケーションズ株式会社 | 電源装置および電子機器 |
US20100162256A1 (en) * | 2008-12-18 | 2010-06-24 | Alexander Branover | Optimization of application power consumption and performance in an integrated system on a chip |
CN101771292B (zh) * | 2008-12-30 | 2013-10-23 | 北京谊安医疗***股份有限公司 | 基于优先级的切换电路与包含该电路的多路电源切换*** |
TWI387180B (zh) * | 2009-01-09 | 2013-02-21 | Pegatron Corp | 可攜式電子裝置的電源切換電路 |
US7880339B2 (en) * | 2009-02-03 | 2011-02-01 | The Regents Of The University Of Michigan | Isolation circuitry and method for hiding a power consumption characteristic of an associated processing circuit |
EP3734189A1 (en) * | 2009-03-10 | 2020-11-04 | Thermo King Corporation | Systems and methods of powering a refrigeration unit of a hybrid vehicle |
US20100295376A1 (en) * | 2009-05-22 | 2010-11-25 | True Sol Innovations, Inc. | Systems and methods for dynamic power allocation |
TWI399926B (zh) * | 2010-05-17 | 2013-06-21 | Richtek Technology Corp | 適應性同步時脈移相產生電路及同步時脈移相產生方法 |
US8442786B2 (en) | 2010-06-02 | 2013-05-14 | Advanced Micro Devices, Inc. | Flexible power reporting in a computing system |
TWI396360B (zh) * | 2010-06-04 | 2013-05-11 | Leadtrend Tech Corp | 電源路徑管理電路與方法 |
US8504854B2 (en) | 2010-06-21 | 2013-08-06 | Advanced Micro Devices, Inc. | Managing multiple operating points for stable virtual frequencies |
US8510582B2 (en) | 2010-07-21 | 2013-08-13 | Advanced Micro Devices, Inc. | Managing current and power in a computing system |
JP5655196B2 (ja) * | 2010-08-25 | 2015-01-21 | リコー電子デバイス株式会社 | スイッチングコンバータ回路 |
TW201216043A (en) * | 2010-10-01 | 2012-04-16 | Au Optronics Corp | Power source circuit and power management method thereof |
US20120086275A1 (en) * | 2010-10-12 | 2012-04-12 | Manjirnath Chatterjee | Control circuitry for receiving power on electronic devices and computers |
CN102013801B (zh) * | 2010-11-23 | 2012-11-14 | 魏其萃 | 自偏置电源管理集成电路芯片电源 |
US8866341B2 (en) * | 2011-01-10 | 2014-10-21 | Infineon Technologies Ag | Voltage regulator |
TWI487234B (zh) * | 2011-03-23 | 2015-06-01 | Aopen Inc | 電源管理裝置 |
CN102739028B (zh) * | 2011-03-31 | 2015-01-21 | 鸿富锦精密工业(深圳)有限公司 | 电源管理装置 |
EP2727210B1 (en) | 2011-06-28 | 2015-05-20 | Nilar International AB | An energy management system |
US8862909B2 (en) | 2011-12-02 | 2014-10-14 | Advanced Micro Devices, Inc. | System and method for determining a power estimate for an I/O controller based on monitored activity levels and adjusting power limit of processing units by comparing the power estimate with an assigned power limit for the I/O controller |
US8924758B2 (en) | 2011-12-13 | 2014-12-30 | Advanced Micro Devices, Inc. | Method for SOC performance and power optimization |
JP5851832B2 (ja) | 2011-12-28 | 2016-02-03 | 三菱日立パワーシステムズ株式会社 | 電力供給装置及び電力供給切替方法 |
WO2013097241A1 (zh) * | 2011-12-31 | 2013-07-04 | 华为技术有限公司 | 多电源供电时的处理方法和设备 |
CN102661984B (zh) * | 2012-04-25 | 2014-01-15 | 北方工业大学 | 一种基于多路电化学传感器寿命延长的控制电路 |
TWI451112B (zh) | 2012-06-21 | 2014-09-01 | Via Tech Inc | 電池管理系統 |
US20140008093A1 (en) * | 2012-07-06 | 2014-01-09 | Robert Bosch Gmbh | Cordless power tool with usb charging |
US9281749B2 (en) * | 2012-08-13 | 2016-03-08 | Northrop Grumman Systems Corporation | Multiple power supply systems and methods |
CN102857101B (zh) * | 2012-09-03 | 2015-03-18 | 无锡中星微电子有限公司 | 一种多输入单输出dc/dc转换器 |
JP5709275B2 (ja) * | 2012-12-19 | 2015-04-30 | シオン電機株式会社 | 電力送出システム |
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 |
CN104113129B (zh) * | 2013-04-22 | 2016-05-18 | 康舒科技股份有限公司 | 冗余电源供应*** |
US8907631B1 (en) * | 2013-07-31 | 2014-12-09 | Qnovo Inc. | Adaptive charging technique and circuitry for a battery/cell using multiple charge circuits and temperature data |
CN104883054A (zh) * | 2014-02-27 | 2015-09-02 | 株式会社东芝 | Dc/dc变换器、数据存储装置及其控制方法 |
US10497404B2 (en) | 2014-10-03 | 2019-12-03 | Hewlett-Packard Development Company, L.P. | Clamping circuit |
US9496852B2 (en) | 2014-12-04 | 2016-11-15 | Intel Corporation | Digital current sensing in power controller |
CN104577763A (zh) * | 2014-12-25 | 2015-04-29 | 贵州天能电力高科技有限公司 | 一种具备冗余电源的双门无功补偿柜 |
KR20160140275A (ko) * | 2015-05-29 | 2016-12-07 | 삼성전자주식회사 | 동적 전원 제어를 위한 전자 장치 및 그 방법 |
FR3036867B1 (fr) * | 2015-05-29 | 2018-07-27 | IFP Energies Nouvelles | Dispositif d'alimentation d'un recepteur electrique avec commutation entre deux sources de tension continue, et procede d'alimentation mettant en œuvre un tel dispositif |
CN105048775A (zh) * | 2015-08-13 | 2015-11-11 | 浪潮集团有限公司 | 一种电源装置、电源***和供电方法 |
CN105223713B (zh) * | 2015-09-09 | 2018-05-25 | 深圳市华星光电技术有限公司 | 保护电路及具有该保护电路的液晶显示器 |
US10312684B2 (en) * | 2015-11-18 | 2019-06-04 | Seyed Ali Nabavi Niaki | System and method for intelligent static transfer switch with smart home power management |
US10372181B2 (en) | 2016-01-28 | 2019-08-06 | Dell Products L.P. | Information handling system multiple port power source management |
US10019049B2 (en) | 2016-01-28 | 2018-07-10 | Dell Products L.P. | Information handling system multiport power management |
US10281967B2 (en) | 2016-01-28 | 2019-05-07 | Dell Products L.P. | Information handling system reversible charge port and magnetic charge connector |
US10139881B2 (en) * | 2016-01-28 | 2018-11-27 | Dell Products L.P. | Information handling system port power management and cable detect |
WO2018002939A1 (en) * | 2016-06-29 | 2018-01-04 | Bar-Ilan University | Pseudo-asynchronous digital circuit design |
TWI609552B (zh) * | 2016-09-19 | 2017-12-21 | 超恩股份有限公司 | 供電裝置 |
CN106549556B (zh) * | 2016-12-21 | 2019-02-26 | 南京矽力杰半导体技术有限公司 | 多路输入电源和集成电路 |
TWI611282B (zh) * | 2017-01-03 | 2018-01-11 | 友達光電股份有限公司 | 電源供應電路及電源供應方法 |
CN109086236A (zh) * | 2017-06-14 | 2018-12-25 | 国基电子(上海)有限公司 | 电源充电路径切换电路及其电子设备 |
WO2019005023A1 (en) * | 2017-06-28 | 2019-01-03 | Halliburton Energy Services, Inc. | REDUNDANT POWER SOURCE FOR INCREASED RELIABILITY IN PERMANENT EXECUTION |
AT520392B1 (de) | 2017-09-04 | 2020-08-15 | Avl List Gmbh | Energiespeicheremulator und Verfahren zur Emulation eines Energiespeichers |
US11095222B2 (en) * | 2017-09-21 | 2021-08-17 | Mediatek Inc. | High efficiency converter |
US11321460B2 (en) | 2018-02-28 | 2022-05-03 | Bar-Ilan University | Information redistribution to reduce side channel leakage |
US10955905B2 (en) | 2018-04-11 | 2021-03-23 | North Sea Investment Company Ltd. | Apparatus for true power shedding via switchable electrical connections |
US20190372466A1 (en) * | 2018-06-05 | 2019-12-05 | Qualcomm Incorporated | Direct battery connection within a voltage regulator system |
CN109375089A (zh) * | 2018-09-04 | 2019-02-22 | 视联动力信息技术股份有限公司 | 一种电源的切换方法和装置 |
WO2021045680A1 (en) * | 2019-09-03 | 2021-03-11 | National University Of Singapore | Power management circuit and circuit incorporating a power management circuit |
US20210083501A1 (en) * | 2019-09-18 | 2021-03-18 | Qualcomm Incorporated | Parallel Charging |
CN110932346B (zh) * | 2019-11-20 | 2022-02-25 | 华为技术有限公司 | 供电方法、供电装置及终端设备 |
US11474547B2 (en) * | 2020-02-14 | 2022-10-18 | Intel Corporation | Apparatus and method of balancing input power from multiple sources |
TWI786598B (zh) | 2020-04-17 | 2022-12-11 | 仁寶電腦工業股份有限公司 | 多電源管理系統及其操作方法 |
CN114003079B (zh) * | 2020-07-28 | 2023-08-08 | 瑞昱半导体股份有限公司 | 应用在多个电源域的电路 |
US11836031B2 (en) | 2020-11-10 | 2023-12-05 | Advanced Micro Devices, Inc. | Application override of power estimation mechanism |
WO2022251997A1 (zh) * | 2021-05-31 | 2022-12-08 | 华为技术有限公司 | 功率电路和电子设备 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157291A (en) * | 1990-02-13 | 1992-10-20 | Seiko Instruments Inc. | Switching circuit for selecting an output signal from plural input signals |
US5912552A (en) * | 1997-02-12 | 1999-06-15 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | DC to DC converter with high efficiency for light loads |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7256568B2 (en) * | 2004-05-11 | 2007-08-14 | The Hong Kong University Of Science And Technology | Single inductor multiple-input multiple-output switching converter and method of use |
-
2006
- 2006-04-12 US US11/402,387 patent/US7498694B2/en not_active Expired - Fee Related
-
2007
- 2007-03-30 TW TW96111130A patent/TWI324427B/zh not_active IP Right Cessation
- 2007-04-11 CN CN2007100905649A patent/CN101055987B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157291A (en) * | 1990-02-13 | 1992-10-20 | Seiko Instruments Inc. | Switching circuit for selecting an output signal from plural input signals |
US5912552A (en) * | 1997-02-12 | 1999-06-15 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | DC to DC converter with high efficiency for light loads |
Also Published As
Publication number | Publication date |
---|---|
TW200801924A (en) | 2008-01-01 |
US7498694B2 (en) | 2009-03-03 |
TWI324427B (en) | 2010-05-01 |
US20070241732A1 (en) | 2007-10-18 |
CN101055987A (zh) | 2007-10-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101055987B (zh) | 使用多电源的电源管理*** | |
CN107787540B (zh) | 具有升压功能性的双向双端口电池充电的***和方法 | |
CN101369775B (zh) | 电荷泵dc到dc转换器电路和方法 | |
CN100356655C (zh) | 电池充电控制电路、电池充电设备和电池充电控制方法 | |
CN102655339B (zh) | 电源*** | |
CN101626194B (zh) | 降低电源的空载功率的装置、***和方法 | |
US9287781B2 (en) | Single inductor multiple output converter | |
US8436582B2 (en) | Battery cell equalizer system | |
US20140152239A1 (en) | Self-adaptive input power charger and method for controlling input current of charger | |
US20150042300A1 (en) | Voltage regulator with switching and low dropout modes | |
US20100060239A1 (en) | Charging unit with two power source inputs | |
CN107959421B (zh) | Buck-boost型直流转换器及其控制方法 | |
US20080174292A1 (en) | Switching regulator capable of efficient control at control mode change | |
US8620237B2 (en) | System and method for dynamically regulating voltage to minimize power consumption | |
CN105518969A (zh) | 具有升降压操作的电池充电器 | |
CN101090230A (zh) | 升压电源电路及其控制方法和驱动器ic | |
CN101610034A (zh) | 电源电路及其控制方法 | |
JP4602341B2 (ja) | ブーストコンバータ | |
US8723485B2 (en) | Power supply system | |
CN101873062B (zh) | 电源供应器及具有多个电源供应器的供电*** | |
CN112152293A (zh) | 电池电流管理***及相关集成电路 | |
CN112152294A (zh) | 电池电流管理***及相关集成电路 | |
US9711984B2 (en) | High voltage generation method at battery system | |
CN109768705A (zh) | 一种在开关降压变换器中实现低静态电流的控制方法 | |
EP2216877B1 (en) | DC/DC converter and method for controlling a DC/DC converter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: O2 TECH. INTERNATIONAL LTD. Free format text: FORMER OWNER: O2 MICRO INC Effective date: 20101122 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: CALIFORNIA, AMERICA TO: ENGLISH CAYMAN ISLANDS, ENGLAND |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20101122 Address after: British Cayman Islands Applicant after: O2 Tech. International Ltd. Address before: American California Applicant before: O2 Micro Inc |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110406 Termination date: 20170411 |
|
CF01 | Termination of patent right due to non-payment of annual fee |