AU2003300305A8 - Optimizing processor clock frequency in a hard disk drive to minimize power consumption while maximizing performance - Google Patents

Optimizing processor clock frequency in a hard disk drive to minimize power consumption while maximizing performance

Info

Publication number
AU2003300305A8
AU2003300305A8 AU2003300305A AU2003300305A AU2003300305A8 AU 2003300305 A8 AU2003300305 A8 AU 2003300305A8 AU 2003300305 A AU2003300305 A AU 2003300305A AU 2003300305 A AU2003300305 A AU 2003300305A AU 2003300305 A8 AU2003300305 A8 AU 2003300305A8
Authority
AU
Australia
Prior art keywords
power consumption
hard disk
disk drive
clock frequency
minimize power
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.)
Abandoned
Application number
AU2003300305A
Other versions
AU2003300305A1 (en
Inventor
Thorsten Schmidt
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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
Priority claimed from US10/413,198 external-priority patent/US7089432B2/en
Priority claimed from US10/413,017 external-priority patent/US7072138B2/en
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of AU2003300305A8 publication Critical patent/AU2003300305A8/en
Publication of AU2003300305A1 publication Critical patent/AU2003300305A1/en
Abandoned 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
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3215—Monitoring of peripheral devices
    • G06F1/3221—Monitoring of peripheral devices of disk drive devices
    • 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
    • G06F1/325—Power saving in peripheral device
    • G06F1/3268—Power saving in hard disk drive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • 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
AU2003300305A 2002-12-27 2003-12-22 Optimizing processor clock frequency in a hard disk drive to minimize power consumption while maximizing performance Abandoned AU2003300305A1 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US43668002P 2002-12-27 2002-12-27
US43675202P 2002-12-27 2002-12-27
US60/436,680 2002-12-27
US60/436,752 2002-12-27
US10/413,198 US7089432B2 (en) 2002-12-27 2003-04-14 Method for operating a processor at first and second rates depending upon whether the processor is executing code to control predetermined hard drive operations
US10/413,198 2003-04-14
US10/413,017 US7072138B2 (en) 2002-12-27 2003-04-14 Apparatus for optimizing processor clock frequency in a hard disk drive to minimize power consumption while maximizing performance
US10/413,017 2003-04-14
PCT/US2003/041094 WO2004061604A2 (en) 2002-12-27 2003-12-22 Optimizing processor clock frequency in a hard disk drive to minimize power consumption while maximizing performance

Publications (2)

Publication Number Publication Date
AU2003300305A8 true AU2003300305A8 (en) 2004-07-29
AU2003300305A1 AU2003300305A1 (en) 2004-07-29

Family

ID=32719476

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003300305A Abandoned AU2003300305A1 (en) 2002-12-27 2003-12-22 Optimizing processor clock frequency in a hard disk drive to minimize power consumption while maximizing performance

Country Status (2)

Country Link
AU (1) AU2003300305A1 (en)
WO (1) WO2004061604A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070019317A1 (en) * 2005-07-22 2007-01-25 Francesco Brianti System partitioning for hard disk drive electronics

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5586308A (en) * 1994-10-19 1996-12-17 Advanced Micro Devices, Inc. Clock control unit responsive to a power management state for clocking multiple clocked circuits connected thereto
JPH08335357A (en) * 1995-06-08 1996-12-17 Fujitsu Ltd Storage device

Also Published As

Publication number Publication date
WO2004061604A3 (en) 2004-12-23
WO2004061604A2 (en) 2004-07-22
AU2003300305A1 (en) 2004-07-29

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase