GB2397142B - Data processing performance control - Google Patents

Data processing performance control

Info

Publication number
GB2397142B
GB2397142B GB0300713A GB0300713A GB2397142B GB 2397142 B GB2397142 B GB 2397142B GB 0300713 A GB0300713 A GB 0300713A GB 0300713 A GB0300713 A GB 0300713A GB 2397142 B GB2397142 B GB 2397142B
Authority
GB
United Kingdom
Prior art keywords
data processing
processing performance
performance control
control
data
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.)
Expired - Fee Related
Application number
GB0300713A
Other versions
GB2397142A (en
GB0300713D0 (en
Inventor
David Walter Flynn
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.)
ARM Ltd
Original Assignee
ARM Ltd
Advanced Risc Machines 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
Application filed by ARM Ltd, Advanced Risc Machines Ltd filed Critical ARM Ltd
Priority to GB0300713A priority Critical patent/GB2397142B/en
Priority to GB0301852A priority patent/GB2397143A/en
Publication of GB0300713D0 publication Critical patent/GB0300713D0/en
Priority to KR1020057012878A priority patent/KR20050085962A/en
Priority to EP03775526A priority patent/EP1584020B1/en
Priority to AU2003283550A priority patent/AU2003283550A1/en
Priority to PCT/GB2003/004880 priority patent/WO2004063915A2/en
Priority to US10/715,594 priority patent/US7194647B2/en
Priority to US10/715,410 priority patent/US7181633B2/en
Priority to US10/715,593 priority patent/US7283930B2/en
Priority to US10/715,368 priority patent/US7600141B2/en
Priority to MYPI20034529A priority patent/MY137531A/en
Priority to TW092135871A priority patent/TWI296764B/en
Priority to JP2004003670A priority patent/JP4468707B2/en
Priority to JP2004003720A priority patent/JP2004220610A/en
Publication of GB2397142A publication Critical patent/GB2397142A/en
Priority to IL166498A priority patent/IL166498A/en
Application granted granted Critical
Publication of GB2397142B publication Critical patent/GB2397142B/en
Priority to US11/430,903 priority patent/US7315796B2/en
Priority to JP2009239350A priority patent/JP2010009631A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06F1/3237—Power saving characterised by the action undertaken by disabling clock generation or distribution
    • 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
    • G06F1/3296—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

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)
GB0300713A 2003-01-13 2003-01-13 Data processing performance control Expired - Fee Related GB2397142B (en)

Priority Applications (17)

Application Number Priority Date Filing Date Title
GB0300713A GB2397142B (en) 2003-01-13 2003-01-13 Data processing performance control
GB0301852A GB2397143A (en) 2003-01-13 2003-01-27 Data processing performance control
KR1020057012878A KR20050085962A (en) 2003-01-13 2003-11-10 Data processing performance control
EP03775526A EP1584020B1 (en) 2003-01-13 2003-11-10 Data processing performance control
AU2003283550A AU2003283550A1 (en) 2003-01-13 2003-11-10 Data processing performance control
PCT/GB2003/004880 WO2004063915A2 (en) 2003-01-13 2003-11-10 Data processing performance control
US10/715,594 US7194647B2 (en) 2003-01-13 2003-11-19 Data processing performance control
US10/715,410 US7181633B2 (en) 2003-01-13 2003-11-19 Data processing performance control based on a status signal indicating the maximum voltage that can be supported
US10/715,593 US7283930B2 (en) 2003-01-13 2003-11-19 Data processing performance control
US10/715,368 US7600141B2 (en) 2003-01-13 2003-11-19 Data processing performance control
MYPI20034529A MY137531A (en) 2003-01-13 2003-11-24 Data processing performance control
TW092135871A TWI296764B (en) 2003-01-13 2003-12-17 Method and apparatus of data processing performance control
JP2004003670A JP4468707B2 (en) 2003-01-13 2004-01-09 Data processing performance control apparatus and method
JP2004003720A JP2004220610A (en) 2003-01-13 2004-01-09 Performance control method and device for data processing
IL166498A IL166498A (en) 2003-01-13 2005-01-25 Data processing performance control
US11/430,903 US7315796B2 (en) 2003-01-13 2006-05-10 Data processing performance control
JP2009239350A JP2010009631A (en) 2003-01-13 2009-10-16 Data processing performance control and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0300713A GB2397142B (en) 2003-01-13 2003-01-13 Data processing performance control

Publications (3)

Publication Number Publication Date
GB0300713D0 GB0300713D0 (en) 2003-02-12
GB2397142A GB2397142A (en) 2004-07-14
GB2397142B true GB2397142B (en) 2006-01-04

Family

ID=9951049

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0300713A Expired - Fee Related GB2397142B (en) 2003-01-13 2003-01-13 Data processing performance control

Country Status (1)

Country Link
GB (1) GB2397142B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5692201A (en) * 1994-07-20 1997-11-25 Seiko Epson Corporation Electric power consumption reduction device
US5812860A (en) * 1996-02-12 1998-09-22 Intel Corporation Method and apparatus providing multiple voltages and frequencies selectable based on real time criteria to control power consumption
US6016548A (en) * 1993-12-28 2000-01-18 Kabushiki Kaisha Toshiba Apparatus for controlling duty ratio of power saving of CPU
US6073244A (en) * 1997-12-24 2000-06-06 Mitsubishi Denki Kabushiki Kaisha Power-saving clock control apparatus and method
US6173409B1 (en) * 1989-10-30 2001-01-09 Texas Instruments Incorporated Real-time power conservation for electronic device having a processor
US6182232B1 (en) * 1999-01-29 2001-01-30 Micron Electronics, Inc. Power and thermal management based on a power supply output
US20020140467A1 (en) * 2001-03-16 2002-10-03 Naffziger Samuel D. System and method utilizing on-chip voltage controlled frequency modulation to manage power consumption

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6173409B1 (en) * 1989-10-30 2001-01-09 Texas Instruments Incorporated Real-time power conservation for electronic device having a processor
US6016548A (en) * 1993-12-28 2000-01-18 Kabushiki Kaisha Toshiba Apparatus for controlling duty ratio of power saving of CPU
US5692201A (en) * 1994-07-20 1997-11-25 Seiko Epson Corporation Electric power consumption reduction device
US5812860A (en) * 1996-02-12 1998-09-22 Intel Corporation Method and apparatus providing multiple voltages and frequencies selectable based on real time criteria to control power consumption
US6073244A (en) * 1997-12-24 2000-06-06 Mitsubishi Denki Kabushiki Kaisha Power-saving clock control apparatus and method
US6182232B1 (en) * 1999-01-29 2001-01-30 Micron Electronics, Inc. Power and thermal management based on a power supply output
US20020140467A1 (en) * 2001-03-16 2002-10-03 Naffziger Samuel D. System and method utilizing on-chip voltage controlled frequency modulation to manage power consumption

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Longrun Power Management, by Marc Fleischmann, Transmeta Corporation, 17 January 2001. Available from http://www.transmeta.com/pdf/white_papers/paper_mfleischmann_17jan01.pdf *
The Technology Behind Crusoe Processors, by Alexander Klaiber, Transmeta Corporation, January 2000. Available from http://www.transmeta.com/pdf/white_papers/paper_aklaiber_19jan00.pdf *

Also Published As

Publication number Publication date
GB2397142A (en) 2004-07-14
GB0300713D0 (en) 2003-02-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190113