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TWI368851B - Dynamic voltage scaling system - Google Patents

Dynamic voltage scaling system

Info

Publication number
TWI368851B
TWI368851B TW094114570A TW94114570A TWI368851B TW I368851 B TWI368851 B TW I368851B TW 094114570 A TW094114570 A TW 094114570A TW 94114570 A TW94114570 A TW 94114570A TW I368851 B TWI368851 B TW I368851B
Authority
TW
Taiwan
Prior art keywords
dynamic voltage
voltage scaling
scaling system
dynamic
voltage
Prior art date
Application number
TW094114570A
Other languages
English (en)
Other versions
TW200619970A (en
Inventor
Eric Lee Henderson
Michael Drop
Tauseef Kazi
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 TW200619970A publication Critical patent/TW200619970A/zh
Application granted granted Critical
Publication of TWI368851B publication Critical patent/TWI368851B/zh

Links

Classifications

    • 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
    • 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
    • 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 Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
  • Microcomputers (AREA)
  • Dc-Dc Converters (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Semiconductor Integrated Circuits (AREA)
TW094114570A 2004-05-05 2005-05-05 Dynamic voltage scaling system TWI368851B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/840,635 US7437580B2 (en) 2004-05-05 2004-05-05 Dynamic voltage scaling system

Publications (2)

Publication Number Publication Date
TW200619970A TW200619970A (en) 2006-06-16
TWI368851B true TWI368851B (en) 2012-07-21

Family

ID=35240735

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094114570A TWI368851B (en) 2004-05-05 2005-05-05 Dynamic voltage scaling system

Country Status (7)

Country Link
US (1) US7437580B2 (zh)
EP (1) EP1745345A2 (zh)
JP (3) JP4494464B2 (zh)
CA (1) CA2565811A1 (zh)
RU (1) RU2324969C1 (zh)
TW (1) TWI368851B (zh)
WO (1) WO2005107428A2 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9455708B2 (en) 2013-12-27 2016-09-27 Industrial Technology Research Institute Dynamically adjustable circuit with circuit of characterized-path and method for generating circuit of characterized-path

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US7437580B2 (en) * 2004-05-05 2008-10-14 Qualcomm Incorporated Dynamic voltage scaling system
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US20070136615A1 (en) * 2005-12-08 2007-06-14 Electronics And Telecommunications Research Institute System and method for reducing power used to execute application program
CN100346306C (zh) * 2006-01-06 2007-10-31 浙江大学 基于动态调频技术的节能编译方法
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US7486060B1 (en) 2006-03-30 2009-02-03 Western Digital Technologies, Inc. Switching voltage regulator comprising a cycle comparator for dynamic voltage scaling
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US20080184047A1 (en) * 2007-01-25 2008-07-31 Goeltzenleuchter Courtney D System and method for implementing a quiet operating mode in a computing system
US8725488B2 (en) * 2007-07-26 2014-05-13 Qualcomm Incorporated Method and apparatus for adaptive voltage scaling based on instruction usage
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US7733189B1 (en) 2007-09-14 2010-06-08 Western Digital Technologies, Inc. Oscillator comprising foldover detection
US8085020B1 (en) * 2008-06-13 2011-12-27 Western Digital Technologies, Inc. Switching voltage regulator employing dynamic voltage scaling with hysteretic comparator
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US8671413B2 (en) * 2010-01-11 2014-03-11 Qualcomm Incorporated System and method of dynamic clock and voltage scaling for workload based power management of a wireless mobile device
US8695008B2 (en) * 2011-04-05 2014-04-08 Qualcomm Incorporated Method and system for dynamically controlling power to multiple cores in a multicore processor of a portable computing device
CN102411395B (zh) * 2011-08-08 2014-02-05 东南大学 一种基于片上监测和电压预测的动态电压调节系统
EP2662791A1 (en) 2012-05-11 2013-11-13 Stichting IMEC Nederland A method and apparatus for monitoring timing of cricital paths
US9323320B2 (en) * 2012-05-18 2016-04-26 Mediatek Singapore Pte. Ltd. Weighted control in a voltage scaling system
RU2538289C2 (ru) * 2012-11-30 2015-01-10 Закрытое акционерное общество "РСК Технологии" Способ оценки энергопотребления вычислителя
CN104135256B (zh) * 2014-07-29 2017-02-15 东南大学 一种带自校准功能的延时采样电路
US9231591B1 (en) * 2014-12-12 2016-01-05 Xilinx, Inc. Dynamic voltage scaling in programmable integrated circuits
US10060974B2 (en) 2014-12-18 2018-08-28 Globalfoundries Inc. Electrical circuit odometer sensor array
US10476490B2 (en) 2016-10-18 2019-11-12 Taiwan Semiconductor Manufacturing Company Limited Selectable delay buffers and logic cells for dynamic voltage scaling in ultra low voltage designs
KR20210028794A (ko) 2019-09-04 2021-03-15 삼성전자주식회사 반도체 장치 및 반도체 장치의 자원 사용 예측 방법
US11428749B2 (en) 2019-11-28 2022-08-30 Hamilton Sundstrand Corporation Power supply monitoring with variable thresholds for variable voltage rails
US11435806B2 (en) * 2019-12-16 2022-09-06 Advanced Micro Devices, Inc. Automatic voltage reconfiguration
US11150716B2 (en) * 2020-02-05 2021-10-19 International Business Machines Corporation Dynamically optimizing margins of a processor
FR3114188B1 (fr) * 2020-09-11 2024-01-12 Dolphin Design Polarisation adaptative de substrat utilisant des détecteurs de marge

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US7148755B2 (en) * 2003-08-26 2006-12-12 Hewlett-Packard Development Company, L.P. System and method to adjust voltage
US6927605B2 (en) * 2003-11-07 2005-08-09 Hewlett-Packard Development Company, L.P. System and method for dynamically varying a clock signal
US7770034B2 (en) * 2003-12-16 2010-08-03 Intel Corporation Performance monitoring based dynamic voltage and frequency scaling
US7437580B2 (en) * 2004-05-05 2008-10-14 Qualcomm Incorporated Dynamic voltage scaling system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9455708B2 (en) 2013-12-27 2016-09-27 Industrial Technology Research Institute Dynamically adjustable circuit with circuit of characterized-path and method for generating circuit of characterized-path

Also Published As

Publication number Publication date
RU2324969C1 (ru) 2008-05-20
JP2010160800A (ja) 2010-07-22
US7437580B2 (en) 2008-10-14
US20050251700A1 (en) 2005-11-10
JP5301478B2 (ja) 2013-09-25
CA2565811A1 (en) 2005-11-17
TW200619970A (en) 2006-06-16
JP2007536650A (ja) 2007-12-13
WO2005107428A2 (en) 2005-11-17
WO2005107428A3 (en) 2006-04-13
JP5108038B2 (ja) 2012-12-26
JP2010160801A (ja) 2010-07-22
JP4494464B2 (ja) 2010-06-30
EP1745345A2 (en) 2007-01-24

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