GB0414944D0 - Switching power supply system and method - Google Patents

Switching power supply system and method

Info

Publication number
GB0414944D0
GB0414944D0 GBGB0414944.9A GB0414944A GB0414944D0 GB 0414944 D0 GB0414944 D0 GB 0414944D0 GB 0414944 A GB0414944 A GB 0414944A GB 0414944 D0 GB0414944 D0 GB 0414944D0
Authority
GB
United Kingdom
Prior art keywords
power supply
supply system
switching power
switching
supply
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.)
Granted
Application number
GBGB0414944.9A
Other versions
GB2415796B (en
GB2415796A (en
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.)
Giga Byte Technology Co Ltd
Original Assignee
Giga Byte Technology 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
Priority to JP2004172549A priority Critical patent/JP2005354801A/en
Application filed by Giga Byte Technology Co Ltd filed Critical Giga Byte Technology Co Ltd
Priority to GB0414944A priority patent/GB2415796B/en
Priority to DE102004032497A priority patent/DE102004032497A1/en
Priority to FR0407631A priority patent/FR2872929B1/en
Publication of GB0414944D0 publication Critical patent/GB0414944D0/en
Publication of GB2415796A publication Critical patent/GB2415796A/en
Application granted granted Critical
Publication of GB2415796B publication Critical patent/GB2415796B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • G05F1/565—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 sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • 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
    • G06F1/16—Constructional details or arrangements
    • G06F1/20—Cooling means
    • G06F1/206—Cooling means comprising thermal management
    • 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
    • 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
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • 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
    • 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
    • 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
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Dc-Dc Converters (AREA)
GB0414944A 2004-07-02 2004-07-02 Switching power supply system and method Active GB2415796B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2004172549A JP2005354801A (en) 2004-07-02 2004-06-10 Replaceable power supply system for electric circuit work frequency automatic regulation, and electric circuit work frequency automatic regulating method
GB0414944A GB2415796B (en) 2004-07-02 2004-07-02 Switching power supply system and method
DE102004032497A DE102004032497A1 (en) 2004-07-02 2004-07-05 Switching current supply system for automatically controlling a switching circuit operating frequency in a transformer supplies a direct voltage current to a computer system
FR0407631A FR2872929B1 (en) 2004-07-02 2004-07-08 ELECTRIC POWER SWITCHING SYSTEM AND METHOD FOR AUTOMATICALLY CONTROLLING THE OPERATING FREQUENCY OF A CIRCUIT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0414944A GB2415796B (en) 2004-07-02 2004-07-02 Switching power supply system and method

Publications (3)

Publication Number Publication Date
GB0414944D0 true GB0414944D0 (en) 2004-08-04
GB2415796A GB2415796A (en) 2006-01-04
GB2415796B GB2415796B (en) 2006-06-21

Family

ID=50158317

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0414944A Active GB2415796B (en) 2004-07-02 2004-07-02 Switching power supply system and method

Country Status (4)

Country Link
JP (1) JP2005354801A (en)
DE (1) DE102004032497A1 (en)
FR (1) FR2872929B1 (en)
GB (1) GB2415796B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7471530B2 (en) 2006-10-04 2008-12-30 Power Integrations, Inc. Method and apparatus to reduce audio frequencies in a switching power supply
CN102804099B (en) * 2009-06-23 2016-04-13 惠普开发有限公司 To the power division of computer system
CN102804100B (en) * 2010-03-24 2016-03-30 惠普发展公司，有限责任合伙企业 Power cap feedback normalization
US8693217B2 (en) 2011-09-23 2014-04-08 Power Integrations, Inc. Power supply controller with minimum-sum multi-cycle modulation
US9190906B2 (en) * 2012-05-16 2015-11-17 Intel Deutschland Gmbh Digital event generator, comparator, switched mode energy converter and method
CN106802844A (en) * 2016-12-30 2017-06-06 郑州云海信息技术有限公司 A kind of fan control system and method for fan control signal state
CN108738115A (en) * 2017-04-25 2018-11-02 中兴通讯股份有限公司 A kind of power consumption control method and terminal

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62114469A (en) * 1985-11-08 1987-05-26 Matsushita Electric Ind Co Ltd Power unit
JPH10248244A (en) * 1997-03-04 1998-09-14 Mitsubishi Electric Corp Power supply device for portable-type computer
JPH11272344A (en) * 1998-03-20 1999-10-08 Fujitsu Ltd Power supply device and method for controlling power supply circuit
US5982161A (en) * 1998-10-14 1999-11-09 Intel Corporation Voltage regulator having variable frequency-based control
JP2001008441A (en) * 1999-06-16 2001-01-12 Fujitsu Ten Ltd Dc-dc converter
US6232755B1 (en) * 2000-01-31 2001-05-15 Intel Corporation Switching voltage regulator that adjusts a timing in response to a load transient
KR100344532B1 (en) * 2000-07-31 2002-07-24 삼성전자 주식회사 A power-saving circuit in a AC/DC adapter used a mobile computer
JP2002182776A (en) * 2000-12-18 2002-06-26 Kenwood Corp System and method for controlling operating frequency
KR100424484B1 (en) * 2001-07-05 2004-03-24 엘지전자 주식회사 A power supply for central processing unit
US6366070B1 (en) * 2001-07-12 2002-04-02 Analog Devices, Inc. Switching voltage regulator with dual modulation control scheme
US6639391B2 (en) * 2002-02-25 2003-10-28 Intel Corporation Variable switching frequency voltage regulator to optimize power loss
JP2004112913A (en) * 2002-09-18 2004-04-08 Ricoh Co Ltd Power unit
JP4030408B2 (en) * 2002-10-31 2008-01-09 シャープ株式会社 Operating frequency control system and method

Also Published As

Publication number Publication date
JP2005354801A (en) 2005-12-22
GB2415796B (en) 2006-06-21
GB2415796A (en) 2006-01-04
DE102004032497A1 (en) 2006-01-26
FR2872929B1 (en) 2006-10-06
FR2872929A1 (en) 2006-01-13

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