GB2315580B - Apparatus for power management of an integrated circuit device - Google Patents

Apparatus for power management of an integrated circuit device

Info

Publication number
GB2315580B
GB2315580B GB9720644A GB9720644A GB2315580B GB 2315580 B GB2315580 B GB 2315580B GB 9720644 A GB9720644 A GB 9720644A GB 9720644 A GB9720644 A GB 9720644A GB 2315580 B GB2315580 B GB 2315580B
Authority
GB
United Kingdom
Prior art keywords
apparatus
integrated circuit
power management
circuit device
management
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
GB9720644A
Other versions
GB9720644D0 (en
GB2315580A (en
Inventor
Keng L Wong
Kelly J Fitzpatrick
Jeffrey E Smith
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.)
Intel Corp
Original Assignee
Intel Corp
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
Priority to US08/086,044 priority Critical patent/US5586307A/en
Application filed by Intel Corp filed Critical Intel Corp
Priority to GB9408184A priority patent/GB2279473B/en
Publication of GB9720644D0 publication Critical patent/GB9720644D0/en
Publication of GB2315580A publication Critical patent/GB2315580A/en
Application granted granted Critical
Publication of GB2315580B publication Critical patent/GB2315580B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 – G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of power-saving mode
    • G06F1/3234Power saving characterised by the action undertaken
    • G06F1/3237Power saving characterised by the action undertaken by disabling clock generation or distribution
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 – G06F13/00 and G06F21/00
    • G06F1/04Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/10Distribution of clock signals, e.g. skew
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 – G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of power-saving mode
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 – G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of power-saving mode
    • G06F1/3234Power saving characterised by the action undertaken
    • G06F1/3287Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing
    • Y02D10/10Reducing energy consumption at the single machine level, e.g. processors, personal computers, peripherals or power supply
    • Y02D10/12Reducing energy consumption at the single machine level, e.g. processors, personal computers, peripherals or power supply acting upon the main processing unit
    • Y02D10/128Clock disabling
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing
    • Y02D10/10Reducing energy consumption at the single machine level, e.g. processors, personal computers, peripherals or power supply
    • Y02D10/17Power management
    • Y02D10/171Selective power distribution
GB9720644A 1993-06-30 1994-04-25 Apparatus for power management of an integrated circuit device Expired - Fee Related GB2315580B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US08/086,044 US5586307A (en) 1993-06-30 1993-06-30 Method and apparatus supplying synchronous clock signals to circuit components
GB9408184A GB2279473B (en) 1993-06-30 1994-04-25 Distributed clock signal and clock signal interrupt

Publications (3)

Publication Number Publication Date
GB9720644D0 GB9720644D0 (en) 1997-11-26
GB2315580A GB2315580A (en) 1998-02-04
GB2315580B true GB2315580B (en) 1998-03-25

Family

ID=26304769

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9720644A Expired - Fee Related GB2315580B (en) 1993-06-30 1994-04-25 Apparatus for power management of an integrated circuit device

Country Status (1)

Country Link
GB (1) GB2315580B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317181A (en) * 1979-12-26 1982-02-23 Texas Instruments Incorporated Four mode microcomputer power save operation
EP0050844A1 (en) * 1980-10-27 1982-05-05 Hitachi, Ltd. Clock signal supply control in data processing apparatus
EP0633518A1 (en) * 1993-05-27 1995-01-11 Picopower Technology Inc. Circuit for generating modular clocking signals

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317181A (en) * 1979-12-26 1982-02-23 Texas Instruments Incorporated Four mode microcomputer power save operation
EP0050844A1 (en) * 1980-10-27 1982-05-05 Hitachi, Ltd. Clock signal supply control in data processing apparatus
EP0633518A1 (en) * 1993-05-27 1995-01-11 Picopower Technology Inc. Circuit for generating modular clocking signals

Also Published As

Publication number Publication date
GB9720644D0 (en) 1997-11-26
GB2315580A (en) 1998-02-04

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Legal Events

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

Effective date: 20100425