ATE282853T1 - Leistungssteuerungseinheit für computersystem - Google Patents

Leistungssteuerungseinheit für computersystem

Info

Publication number
ATE282853T1
ATE282853T1 AT95300441T AT95300441T ATE282853T1 AT E282853 T1 ATE282853 T1 AT E282853T1 AT 95300441 T AT95300441 T AT 95300441T AT 95300441 T AT95300441 T AT 95300441T AT E282853 T1 ATE282853 T1 AT E282853T1
Authority
AT
Austria
Prior art keywords
power management
management unit
power
clock signal
state
Prior art date
Application number
AT95300441T
Other languages
English (en)
Inventor
Michael T Wisor
Rita M O'brien
Original Assignee
Advanced Micro Devices Inc
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 Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of ATE282853T1 publication Critical patent/ATE282853T1/de

Links

Classifications

    • 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
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
    • 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
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • 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
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/325—Power saving in peripheral device
    • 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
    • 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
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
AT95300441T 1994-02-02 1995-01-25 Leistungssteuerungseinheit für computersystem ATE282853T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/190,279 US5504910A (en) 1994-02-02 1994-02-02 Power management unit including software configurable state register and time-out counters for protecting against misbehaved software

Publications (1)

Publication Number Publication Date
ATE282853T1 true ATE282853T1 (de) 2004-12-15

Family

ID=22700684

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95300441T ATE282853T1 (de) 1994-02-02 1995-01-25 Leistungssteuerungseinheit für computersystem

Country Status (5)

Country Link
US (1) US5504910A (de)
EP (1) EP0666527B1 (de)
JP (1) JP3651945B2 (de)
AT (1) ATE282853T1 (de)
DE (1) DE69533762T2 (de)

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US5784627A (en) * 1996-01-24 1998-07-21 Advanced Micro Devices, Inc. Integrated timer for power management and watchdog functions
US5732281A (en) * 1996-02-08 1998-03-24 Ncr Corporation Programmable power management circuit for a power supply in a computer system
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US5654509A (en) * 1996-05-08 1997-08-05 Hewlett-Packard Company Control system that distinguishes between imaging and nonimaging environments in an ultrasound system
US5953536A (en) * 1996-09-30 1999-09-14 Intel Corporation Software-implemented tool for monitoring power management in a computer system
US5881297A (en) * 1996-12-31 1999-03-09 Intel Corporation Apparatus and method for controlling clocking frequency in an integrated circuit
JP3179363B2 (ja) * 1997-04-18 2001-06-25 日本電気株式会社 回路設計方法及び記憶媒体
JP3961619B2 (ja) * 1997-06-03 2007-08-22 株式会社東芝 コンピュータシステムおよびその処理速度制御方法
US5925134A (en) * 1997-09-30 1999-07-20 Intel Corporation Method and apparatus for power management
US6216187B1 (en) 1997-12-01 2001-04-10 Toshiba America Information Systems, Inc. System for powering down a portable computer in a docking station
JP4011637B2 (ja) * 1998-03-27 2007-11-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電力消費低減手段を有する受動データキャリア
US6215764B1 (en) * 1998-06-04 2001-04-10 Silicon Integrated Systems Corp. Method and apparatus for detecting the network link status of computer systems
US6212645B1 (en) * 1998-10-09 2001-04-03 Mediaq Inc. Programmable and flexible power management unit
US6088806A (en) * 1998-10-20 2000-07-11 Seiko Epson Corporation Apparatus and method with improved power-down mode
US6298448B1 (en) 1998-12-21 2001-10-02 Siemens Information And Communication Networks, Inc. Apparatus and method for automatic CPU speed control based on application-specific criteria
US6510525B1 (en) * 1999-04-26 2003-01-21 Mediaq, Inc. Method and apparatus to power up an integrated device from a low power state
EP1085396A1 (de) * 1999-09-17 2001-03-21 Hewlett-Packard Company Betrieb von gesicherten Zustand in einer Computerplattform
US7100061B2 (en) * 2000-01-18 2006-08-29 Transmeta Corporation Adaptive power control
US6684341B1 (en) 2000-03-09 2004-01-27 International Business Machines Corporation Method of altering the appearance of an icon of a program to provide an indication to a user that a power management is associated with the particular program
GB2376763B (en) * 2001-06-19 2004-12-15 Hewlett Packard Co Demonstrating integrity of a compartment of a compartmented operating system
GB0102518D0 (en) * 2001-01-31 2001-03-21 Hewlett Packard Co Trusted operating system
GB0102516D0 (en) * 2001-01-31 2001-03-21 Hewlett Packard Co Trusted gateway system
GB2372592B (en) 2001-02-23 2005-03-30 Hewlett Packard Co Information system
GB2372595A (en) * 2001-02-23 2002-08-28 Hewlett Packard Co Method of and apparatus for ascertaining the status of a data processing environment.
US7058834B2 (en) * 2001-04-26 2006-06-06 Paul Richard Woods Scan-based state save and restore method and system for inactive state power reduction
GB2376764B (en) * 2001-06-19 2004-12-29 Hewlett Packard Co Multiple trusted computing environments
GB0114898D0 (en) * 2001-06-19 2001-08-08 Hewlett Packard Co Interaction with electronic services and markets
GB2376762A (en) * 2001-06-19 2002-12-24 Hewlett Packard Co Renting a computing environment on a trusted computing platform
GB2378013A (en) * 2001-07-27 2003-01-29 Hewlett Packard Co Trusted computer platform audit system
US20030079152A1 (en) * 2001-08-14 2003-04-24 Triece Joseph W. Microprocessor with multiple low power modes and emulation apparatus for said microprocessor
GB2382419B (en) * 2001-11-22 2005-12-14 Hewlett Packard Co Apparatus and method for creating a trusted environment
US8645954B2 (en) * 2001-12-13 2014-02-04 Intel Corporation Computing system capable of reducing power consumption by distributing execution of instruction across multiple processors and method therefore
US7093153B1 (en) 2002-10-30 2006-08-15 Advanced Micro Devices, Inc. Method and apparatus for lowering bus clock frequency in a complex integrated data processing system
FR2853776B1 (fr) * 2003-04-09 2006-04-21 Alstom Procede et systeme de commande d'urgence de la commutation d'un transistor de puissance
US7080269B2 (en) * 2003-05-15 2006-07-18 International Business Machines Corporation Method and apparatus for implementing power-saving sleep mode in design with multiple clock domains
EP1596270A1 (de) 2004-05-10 2005-11-16 Dialog Semiconductor GmbH Mikrokontroller gesteuerter Leistungsverwaltungschip
US7228446B2 (en) 2004-12-21 2007-06-05 Packet Digital Method and apparatus for on-demand power management
US7337335B2 (en) * 2004-12-21 2008-02-26 Packet Digital Method and apparatus for on-demand power management
US7395443B1 (en) 2004-12-28 2008-07-01 Advanced Micro Devices, Inc. Integrated circuit with a hibernate mode and method therefor
EP2194476B1 (de) 2005-03-22 2014-12-03 Hewlett-Packard Development Company, L.P. Verfahren und Vorrichtung zur Erzeugung einer Aufzeichnung einer Softwareüberprüfungsbescheinigung
US7418605B1 (en) * 2005-04-13 2008-08-26 Advanced Micro Devices, Inc. System for controlling power to sequential and combinatorial logic circuitry in an integrated circuit
WO2006120612A2 (en) * 2005-05-10 2006-11-16 Nxp B.V. Sleep watchdog circuit for asynchronous digital circuits
WO2009047664A1 (en) * 2007-10-09 2009-04-16 St Wireless Sa Non-recursive adaptive filter for predicting the mean processing performance of a complex system´s processing core
GB2466762B (en) * 2007-10-30 2013-05-15 Synopsys Inc Method and system for clock control for power-state transitions
KR101452958B1 (ko) 2008-03-28 2014-10-22 삼성전자주식회사 전력 조절 집적 회로를 포함하는 반도체 장치
JP5586924B2 (ja) * 2009-11-24 2014-09-10 キヤノン株式会社 画像形成装置
GB2476650A (en) * 2009-12-30 2011-07-06 1E Ltd Computer which enters a low power state when there is no user activity and no process requiring a high power state
US9395799B2 (en) 2012-08-09 2016-07-19 Nvidia Corporation Power management techniques for USB interfaces
US9785217B2 (en) * 2012-09-28 2017-10-10 Synaptics Incorporated System and method for low power input object detection and interaction
US9760150B2 (en) 2012-11-27 2017-09-12 Nvidia Corporation Low-power states for a computer system with integrated baseband

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JP3701965B2 (ja) * 1991-05-17 2005-10-05 日本電気株式会社 保護モードマイクロプロセッサ及びハードディスクのための中断／再開機能とアイドルモードの実現
US5369771A (en) * 1991-12-23 1994-11-29 Dell U.S.A., L.P. Computer with transparent power-saving manipulation of CPU clock

Also Published As

Publication number Publication date
DE69533762D1 (de) 2004-12-23
JPH0836445A (ja) 1996-02-06
JP3651945B2 (ja) 2005-05-25
US5504910A (en) 1996-04-02
EP0666527B1 (de) 2004-11-17
EP0666527A1 (de) 1995-08-09
DE69533762T2 (de) 2005-11-10

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties