BR112012014306A2 - sistema e método para controlar dinamicamente uma pluralidade de núcleos em uma unidade central de processamento de múltiplos núcleos com base na temperatura - Google Patents

sistema e método para controlar dinamicamente uma pluralidade de núcleos em uma unidade central de processamento de múltiplos núcleos com base na temperatura

Info

Publication number
BR112012014306A2
BR112012014306A2 BR112012014306A BR112012014306A BR112012014306A2 BR 112012014306 A2 BR112012014306 A2 BR 112012014306A2 BR 112012014306 A BR112012014306 A BR 112012014306A BR 112012014306 A BR112012014306 A BR 112012014306A BR 112012014306 A2 BR112012014306 A2 BR 112012014306A2
Authority
BR
Brazil
Prior art keywords
cores
processing unit
dynamically controlling
core processing
based multi
Prior art date
Application number
BR112012014306A
Other languages
English (en)
Other versions
BR112012014306B1 (pt
Inventor
Ali Iranli
Bohuslav Rychlik
Brian J Salsbery
Steven S Thomson
Sumit Sur
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112012014306A2 publication Critical patent/BR112012014306A2/pt
Publication of BR112012014306B1 publication Critical patent/BR112012014306B1/pt

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
    • 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
    • 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
    • G06F1/324—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
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • 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
    • G06F1/329—Power saving characterised by the action undertaken by task scheduling
    • 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)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Power Sources (AREA)
  • Microcomputers (AREA)

Abstract

sistema e método para controlar dinamicamente uma pluralidade de núcleos em uma unidade central de processamento de múltiplos núcleos com base na temperatura é descrito um método para controlar a potência dentro de uma unidade central de processamento (cpu) de múltiplos núcleos. o método pode incluir o monitoramento da temperatura de uma matriz, determinar um grau de paralelismo dentro de uma carga de trabalho de cpu e ligar ou desligar um ou mais núcleos de cpu com base no grau de paralelismo, na temperatura de matriz, ou em uma combinação de tais.
BR112012014306-9A 2009-12-16 2010-12-08 Método para controlar a potência em uma unidade central de processamento de múltiplos núcleos, dispositivo sem fio e memória legível por computador BR112012014306B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US28701109P 2009-12-16 2009-12-16
US61/287,011 2009-12-16
US12/944,564 2010-11-11
US12/944,564 US8775830B2 (en) 2009-12-16 2010-11-11 System and method for dynamically controlling a plurality of cores in a multicore central processing unit based on temperature
PCT/US2010/059560 WO2011084335A1 (en) 2009-12-16 2010-12-08 System and method for dynamically controlling a plurality of cores in a multicore central processing unit based on temperature

Publications (2)

Publication Number Publication Date
BR112012014306A2 true BR112012014306A2 (pt) 2016-07-05
BR112012014306B1 BR112012014306B1 (pt) 2020-09-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012014306-9A BR112012014306B1 (pt) 2009-12-16 2010-12-08 Método para controlar a potência em uma unidade central de processamento de múltiplos núcleos, dispositivo sem fio e memória legível por computador

Country Status (7)

Country Link
US (2) US8775830B2 (pt)
EP (1) EP2513741A1 (pt)
JP (1) JP5643336B2 (pt)
KR (1) KR101409141B1 (pt)
CN (1) CN102652296B (pt)
BR (1) BR112012014306B1 (pt)
WO (1) WO2011084335A1 (pt)

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JP5643336B2 (ja) 2014-12-17
WO2011084335A1 (en) 2011-07-14
JP2013513898A (ja) 2013-04-22
EP2513741A1 (en) 2012-10-24
KR101409141B1 (ko) 2014-06-17
BR112012014306B1 (pt) 2020-09-24
US9081558B2 (en) 2015-07-14
KR20120101712A (ko) 2012-09-14
CN102652296A (zh) 2012-08-29
US8775830B2 (en) 2014-07-08
US20110145605A1 (en) 2011-06-16
US20140181542A1 (en) 2014-06-26

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