CN1292327C - 确定有多性能状态能力的微处理器的转换点的方法 - Google Patents

确定有多性能状态能力的微处理器的转换点的方法 Download PDF

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Publication number
CN1292327C
CN1292327C CNB028068165A CN02806816A CN1292327C CN 1292327 C CN1292327 C CN 1292327C CN B028068165 A CNB028068165 A CN B028068165A CN 02806816 A CN02806816 A CN 02806816A CN 1292327 C CN1292327 C CN 1292327C
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China
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processor
performance
utilization rate
level
processor utilization
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Expired - Fee Related
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CNB028068165A
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English (en)
Chinese (zh)
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CN1613044A (zh
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M·C·瓦尔兹
G·M·特里恩
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Intel Corp
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Intel Corp
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3228—Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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 OR CALCULATING; 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
    • G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating voltage
    • 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

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
  • Debugging And Monitoring (AREA)
CNB028068165A 2001-03-19 2002-01-24 确定有多性能状态能力的微处理器的转换点的方法 Expired - Fee Related CN1292327C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/812,411 2001-03-19
US09/812,411 US7017060B2 (en) 2001-03-19 2001-03-19 Power management system that changes processor level if processor utilization crosses threshold over a period that is different for switching up or down

Publications (2)

Publication Number Publication Date
CN1613044A CN1613044A (zh) 2005-05-04
CN1292327C true CN1292327C (zh) 2006-12-27

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CNB028068165A Expired - Fee Related CN1292327C (zh) 2001-03-19 2002-01-24 确定有多性能状态能力的微处理器的转换点的方法

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US (1) US7017060B2 (enExample)
JP (1) JP4191488B2 (enExample)
KR (1) KR100740289B1 (enExample)
CN (1) CN1292327C (enExample)
AU (1) AU2002235460A1 (enExample)
DE (1) DE10296549T5 (enExample)
GB (1) GB2391094B (enExample)
TW (1) TWI224254B (enExample)
WO (1) WO2002074046A2 (enExample)

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Also Published As

Publication number Publication date
JP2004533674A (ja) 2004-11-04
US7017060B2 (en) 2006-03-21
US20020133729A1 (en) 2002-09-19
WO2002074046A2 (en) 2002-09-26
GB2391094A (en) 2004-01-28
KR100740289B1 (ko) 2007-07-18
AU2002235460A1 (en) 2002-10-03
DE10296549T5 (de) 2004-04-22
CN1613044A (zh) 2005-05-04
GB2391094B (en) 2005-02-23
WO2002074046A3 (en) 2003-11-13
TWI224254B (en) 2004-11-21
KR20030085010A (ko) 2003-11-01
JP4191488B2 (ja) 2008-12-03
GB0324178D0 (en) 2003-11-19

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