HK1163382A1 - Reducing power consumption in an ac powered data processing or display device ac - Google Patents

Reducing power consumption in an ac powered data processing or display device ac

Info

Publication number
HK1163382A1
HK1163382A1 HK12103755.5A HK12103755A HK1163382A1 HK 1163382 A1 HK1163382 A1 HK 1163382A1 HK 12103755 A HK12103755 A HK 12103755A HK 1163382 A1 HK1163382 A1 HK 1163382A1
Authority
HK
Hong Kong
Prior art keywords
display device
data processing
power consumption
reducing power
powered data
Prior art date
Application number
HK12103755.5A
Other languages
English (en)
Chinese (zh)
Inventor
．盧姆
Original Assignee
蘋果公司
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 蘋果公司 filed Critical 蘋果公司
Publication of HK1163382A1 publication Critical patent/HK1163382A1/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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • 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
    • 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
    • H02M3/157—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 with digital control
    • 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
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
    • 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
    • H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
    • H02M1/007—Plural converter units in cascade
    • 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
    • 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
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Dc-Dc Converters (AREA)
  • Power Sources (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Television Receiver Circuits (AREA)
  • Rectifiers (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
HK12103755.5A 2008-10-13 2012-04-17 Reducing power consumption in an ac powered data processing or display device ac HK1163382A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/250,522 US8599589B2 (en) 2008-10-13 2008-10-13 Methods and systems for reducing power consumption
PCT/US2009/060255 WO2010045126A1 (en) 2008-10-13 2009-10-09 Reducing power consumption in an ac powered data processing or display device

Publications (1)

Publication Number Publication Date
HK1163382A1 true HK1163382A1 (en) 2012-09-07

Family

ID=41571298

Family Applications (1)

Application Number Title Priority Date Filing Date
HK12103755.5A HK1163382A1 (en) 2008-10-13 2012-04-17 Reducing power consumption in an ac powered data processing or display device ac

Country Status (9)

Country Link
US (1) US8599589B2 (xx)
EP (1) EP2335345B1 (xx)
JP (2) JP2012505631A (xx)
KR (1) KR101233513B1 (xx)
CN (1) CN102224666B (xx)
GB (1) GB2476430B (xx)
HK (1) HK1163382A1 (xx)
TW (1) TWI410790B (xx)
WO (1) WO2010045126A1 (xx)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101264805B1 (ko) * 2008-11-20 2013-05-15 삼성전자주식회사 프레즌스 서비스 제공방법 및 시스템
US8134848B2 (en) * 2009-08-12 2012-03-13 Alcatel Lucent Closed-loop efficiency modulation for use in AC powered applications
US9130400B2 (en) 2009-09-24 2015-09-08 Apple Inc. Multiport power converter with load detection capabilities
US8896157B2 (en) * 2009-11-24 2014-11-25 Delta Electronics, Inc. Power supply and power supplying system with remote power management function
US9639135B2 (en) * 2011-07-18 2017-05-02 Hewlett-Packard Development Company, L.P. Power consumption limit associated with power over ethernet (PoE) computing system
JP5915092B2 (ja) * 2011-11-02 2016-05-11 富士ゼロックス株式会社 情報処理装置、情報処理システム及び情報処理プログラム
US9839967B2 (en) * 2011-11-08 2017-12-12 Lincoln Global, Inc. System and method for real-time computation and reporting of welding machine performance and metrics
JP5829903B2 (ja) * 2011-12-22 2015-12-09 ミネベア株式会社 電源装置システム、スイッチング電源装置、制御パラメータ生成装置、ならびにプログラム
US20130197895A1 (en) * 2012-01-31 2013-08-01 Zhikui Wang Real-time server management
JP2014021598A (ja) * 2012-07-13 2014-02-03 Funai Electric Co Ltd 電子機器および映像システム
US20150048782A1 (en) * 2013-08-17 2015-02-19 Trevor Jason Back Electric Power Supply Adapter Device for Club Car Golf Cars and Utility Vehicles
KR102300316B1 (ko) * 2014-03-06 2021-09-10 삼성디스플레이 주식회사 대기 전력 제어 장치, 이를 포함하는 액정 표시 장치 및 대기 전력 제어 방법
JP2015171289A (ja) * 2014-03-10 2015-09-28 コニカミノルタ株式会社 電源制御装置
TWI503645B (zh) * 2014-05-07 2015-10-11 Nuvoton Technology Corp 電壓調節器、方法與晶片
US9621070B2 (en) * 2014-09-17 2017-04-11 Delta Electronics, Inc. Power supply with multiple converters and averaged feedforward control
JP6107774B2 (ja) 2014-09-18 2017-04-05 コニカミノルタ株式会社 電源制御装置、画像形成装置、電源制御装置の制御方法、及び電源制御装置の制御プログラム
US10545907B2 (en) 2015-12-24 2020-01-28 Intel Corporation Adjustable power delivery scheme for universal serial bus
US20170187219A1 (en) * 2015-12-24 2017-06-29 Intel Corporation Wireless charging system
US10481661B2 (en) 2016-03-30 2019-11-19 Intel Corporation Power supply interface light load signal
KR101657593B1 (ko) * 2016-05-18 2016-09-19 (주)이엠텍아이엔씨 컴퓨터 시스템의 동작상태 측정 방법 및 이를 활용한 절전 방법
US10310038B2 (en) 2016-05-24 2019-06-04 General Electric Company System and method for supplying electrical power to a gradient amplifier
WO2019212525A1 (en) 2018-04-30 2019-11-07 Hewlett-Packard Development Company, L.P. Isolating electrical components
JP2019194762A (ja) * 2018-05-01 2019-11-07 レノボ・シンガポール・プライベート・リミテッド 情報処理装置及び制御方法
US11379030B2 (en) 2018-05-01 2022-07-05 Lenovo (Singapore) Pte. Ltd. Controlling power efficiency of an information processing device
CN108767840A (zh) * 2018-07-26 2018-11-06 深圳供电局有限公司 一种供用电设备行为管理***及方法
TWI683198B (zh) 2018-09-14 2020-01-21 威鋒電子股份有限公司 多埠電力供應裝置及其電力供應方法
US10983852B2 (en) * 2019-01-30 2021-04-20 Micron Technology, Inc. Power management component for memory sub-system voltage regulation
CN110289662B (zh) * 2019-02-13 2021-09-21 威锋电子股份有限公司 多端口电力供应装置及其操作方法
CN111711263B (zh) * 2020-06-29 2024-02-09 王军库 监视器电源切换***

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04359676A (ja) 1991-06-05 1992-12-11 Hitachi Ltd 電源制御システム
US5583457A (en) * 1992-04-14 1996-12-10 Hitachi, Ltd. Semiconductor integrated circuit device having power reduction mechanism
US5680075A (en) * 1995-05-31 1997-10-21 Casio Phonemate, Inc. Digital automatic gain control
JP3734063B2 (ja) * 1997-06-05 2006-01-11 Ｔｄｋ株式会社 スイッチング電源
JP3202695B2 (ja) * 1998-09-30 2001-08-27 米沢日本電気株式会社 電子機器
JP2001318742A (ja) 2000-05-08 2001-11-16 Mitsubishi Electric Corp コンピュータシステムおよびコンピュータ読み取り可能な記録媒体
KR100344532B1 (ko) 2000-07-31 2002-07-24 삼성전자 주식회사 휴대용 컴퓨터용 에이씨/디씨 어댑터의 절전회로
JP2002218668A (ja) * 2001-01-19 2002-08-02 Fujitsu Ltd 携帯型情報処理装置、充電装置及び方法
JP3737372B2 (ja) * 2001-02-26 2006-01-18 株式会社日立製作所 変流器入力型電源装置
KR100413686B1 (ko) * 2001-07-14 2003-12-31 삼성전자주식회사 모니터의 절전 장치 및 그 제어 방법
US6982984B1 (en) 2001-08-28 2006-01-03 Redback Networks Inc. Method and apparatus for virtual private networks
US7133907B2 (en) 2001-10-18 2006-11-07 Sun Microsystems, Inc. Method, system, and program for configuring system resources
JP3908077B2 (ja) * 2002-04-16 2007-04-25 株式会社日立製作所 直流バックアップ電源装置とその診断方法
JP3974510B2 (ja) 2002-12-11 2007-09-12 インターナショナル・ビジネス・マシーンズ・コーポレーション コンピュータ装置、電力管理方法、およびプログラム
US6862194B2 (en) * 2003-06-18 2005-03-01 System General Corp. Flyback power converter having a constant voltage and a constant current output under primary-side PWM control
US7406623B2 (en) * 2003-09-29 2008-07-29 Hitachi Computer Peripherals Co., Ltd. DC backup power supply system and disk array using same
TWI278172B (en) * 2004-12-03 2007-04-01 Delta Electronics Inc Power supply device and operating method thereof
JP2006187159A (ja) 2004-12-28 2006-07-13 Mitsumi Electric Co Ltd 共振型スイッチング電源装置
TWI281105B (en) 2005-02-18 2007-05-11 Univ Nat Taiwan Science Tech Resonant conversion control method and device with very low standby power loss
TWM277989U (en) 2005-03-07 2005-10-11 Acbel Polytech Inc Power supply device capable of generating status message
US7359224B2 (en) * 2005-04-28 2008-04-15 International Rectifier Corporation Digital implementation of power factor correction
US7370215B2 (en) * 2005-06-27 2008-05-06 Intel Corporation Method and apparatus of self-powering down ATA devices
JP4736641B2 (ja) * 2005-09-05 2011-07-27 ダイキン工業株式会社 電圧変換装置及びその制御方法並びにハイブリッドシステム及びその制御方法
TWI276028B (en) * 2005-11-16 2007-03-11 Amtran Technology Co Ltd Power supply control circuit of display device
JP4804215B2 (ja) * 2006-04-25 2011-11-02 キヤノン株式会社 画像形成装置及びその制御方法
JP2008061342A (ja) * 2006-08-30 2008-03-13 Mitsumi Electric Co Ltd 電子システム、電子装置および電源装置
US7788531B2 (en) * 2007-07-31 2010-08-31 Cove Distribution, Inc. Generation of backing electric current on the basis of a combination of components
JP4379516B2 (ja) * 2007-11-26 2009-12-09 日本電気株式会社 電力制御システム、電力制御装置、電力制御方法及びプログラム
TWI393000B (zh) * 2008-04-03 2013-04-11 Chimei Innolux Corp 電源電路
US8032771B2 (en) * 2008-08-27 2011-10-04 Eldon Technology Limited Systems and methods for controlling power consumption of power supply of electronic devices by switching between modes based on control signals

Also Published As

Publication number Publication date
KR20110069880A (ko) 2011-06-23
TWI410790B (zh) 2013-10-01
US20100091531A1 (en) 2010-04-15
TW201032037A (en) 2010-09-01
CN102224666A (zh) 2011-10-19
JP6155318B2 (ja) 2017-06-28
JP2016095860A (ja) 2016-05-26
JP2012505631A (ja) 2012-03-01
GB2476430B (en) 2013-03-13
GB201106231D0 (en) 2011-05-25
CN102224666B (zh) 2014-07-09
WO2010045126A1 (en) 2010-04-22
EP2335345B1 (en) 2019-01-02
EP2335345A1 (en) 2011-06-22
GB2476430A (en) 2011-06-22
US8599589B2 (en) 2013-12-03
KR101233513B1 (ko) 2013-02-14

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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: 20181009