GB2317975B - System and method for reducing power consumption in an electronic circuit - Google Patents

System and method for reducing power consumption in an electronic circuit

Info

Publication number
GB2317975B
GB2317975B GB9716260A GB9716260A GB2317975B GB 2317975 B GB2317975 B GB 2317975B GB 9716260 A GB9716260 A GB 9716260A GB 9716260 A GB9716260 A GB 9716260A GB 2317975 B GB2317975 B GB 2317975B
Authority
GB
United Kingdom
Prior art keywords
power consumption
electronic circuit
reducing power
reducing
electronic
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
GB9716260A
Other versions
GB9716260D0 (en
GB2317975A (en
Inventor
Albert J Loper
Soummya Mallick
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB9716260D0 publication Critical patent/GB9716260D0/en
Publication of GB2317975A publication Critical patent/GB2317975A/en
Application granted granted Critical
Publication of GB2317975B publication Critical patent/GB2317975B/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
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0864—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches using pseudo-associative means, e.g. set-associative or hashing
    • 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
    • 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
    • G06F1/3275—Power saving in memory, e.g. RAM, cache
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/3004—Arrangements for executing specific machine instructions to perform operations on memory
    • G06F9/30043—LOAD or STORE instructions; Clear instruction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3802—Instruction prefetching
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1028—Power efficiency
    • 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
GB9716260A 1996-10-04 1997-07-31 System and method for reducing power consumption in an electronic circuit Expired - Fee Related GB2317975B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72639696A 1996-10-04 1996-10-04

Publications (3)

Publication Number Publication Date
GB9716260D0 GB9716260D0 (en) 1997-10-08
GB2317975A GB2317975A (en) 1998-04-08
GB2317975B true GB2317975B (en) 2001-09-12

Family

ID=24918440

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9716260A Expired - Fee Related GB2317975B (en) 1996-10-04 1997-07-31 System and method for reducing power consumption in an electronic circuit

Country Status (5)

Country Link
JP (1) JP3048978B2 (en)
KR (1) KR100260865B1 (en)
CN (1) CN1091274C (en)
GB (1) GB2317975B (en)
SG (1) SG64433A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69934394D1 (en) * 1999-05-03 2007-01-25 St Microelectronics Sa Device for providing machine commands
GB2539038B (en) 2015-06-05 2020-12-23 Advanced Risc Mach Ltd Processing pipeline with first and second processing modes having different performance or energy consumption characteristics

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2297398A (en) * 1995-01-17 1996-07-31 Advanced Risc Mach Ltd Accessing cache memories

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5241680A (en) * 1989-06-12 1993-08-31 Grid Systems Corporation Low-power, standby mode computer
US5452401A (en) * 1992-03-31 1995-09-19 Seiko Epson Corporation Selective power-down for high performance CPU/system
US5420808A (en) * 1993-05-13 1995-05-30 International Business Machines Corporation Circuitry and method for reducing power consumption within an electronic circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2297398A (en) * 1995-01-17 1996-07-31 Advanced Risc Mach Ltd Accessing cache memories

Also Published As

Publication number Publication date
GB9716260D0 (en) 1997-10-08
CN1091274C (en) 2002-09-18
CN1180194A (en) 1998-04-29
KR100260865B1 (en) 2000-07-01
SG64433A1 (en) 1999-04-27
KR19980032289A (en) 1998-07-25
GB2317975A (en) 1998-04-08
JPH10124203A (en) 1998-05-15
JP3048978B2 (en) 2000-06-05

Similar Documents

Publication Publication Date Title
GB2317976B (en) System and method for reducing power consumption in an electronic circuit
GB2317977B (en) System and method for reducing power consumption in an electronic circuit
GB2294139B (en) Reducing power consumption in electronic equipment
GB2335293B (en) Apparatus and method for reducing power consumption in a self-timed system
AU5238898A (en) Method for reducing via inductance in an electronic assembly and device
GB2361326B (en) A method and apparatus for managing power consumption in a computer system
EP0697669A3 (en) Electronic sourcing system and method
AU2744501A (en) Apparatus and method for reducing power consumption in an electronic data storage system
AU6250798A (en) Method and apparatus for maintaining cache coherency in an integrated circuit operating in a low power state
EP0920243A4 (en) Electronic parts supplying device and electronic parts mounting method
IL110811A0 (en) Electronic forms generation system and method
AU1516297A (en) Power-saving method and circuit
HK1015897A1 (en) Power-generation detection circuit, semiconductor device, electronic device, timepiece, power-generation detection method, and power consumption control method
EP0702456A3 (en) Power-consumption reduction circuit and method
IL119430A0 (en) Electronic mail system and method
AU2138200A (en) Method and apparatus for reducing power consumption
GB2315830B (en) Method and circuit arrangement for gear recognition
IL131970A0 (en) Method and arrangements for fast transsition from a low power state to a full power state in a communication system
GB2311661B (en) Electronic circuit unit and method of mounting the same
GB2343823B (en) Power saving circuit and method for a monitor
GB9809582D0 (en) A circuit and method for providing simultaneous transmission of page date in a paging system
GB9820932D0 (en) Circuit board and connection method
SG53109A1 (en) Method and apparatus for reducing disturbances on an integrated circuit
HK1018517A1 (en) Reference circuit and method
AU5882499A (en) System and method for reducing power consumption in waiting mode

Legal Events

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

Effective date: 20050731