WO2002046894A3 - Processor idle state - Google Patents
Processor idle state Download PDFInfo
- Publication number
- WO2002046894A3 WO2002046894A3 PCT/US2001/043412 US0143412W WO0246894A3 WO 2002046894 A3 WO2002046894 A3 WO 2002046894A3 US 0143412 W US0143412 W US 0143412W WO 0246894 A3 WO0246894 A3 WO 0246894A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- idle state
- processor idle
- processor
- state
- returning
- Prior art date
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
-
- 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
- G06F1/3296—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)
- Advance Control (AREA)
- Saccharide Compounds (AREA)
- Multi Processors (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002548560A JP4488676B2 (en) | 2000-11-13 | 2001-11-13 | Processor idle state |
KR10-2003-7006267A KR100500227B1 (en) | 2000-11-13 | 2001-11-13 | Processor idle state |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71149600A | 2000-11-13 | 2000-11-13 | |
US09/711,496 | 2000-11-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002046894A2 WO2002046894A2 (en) | 2002-06-13 |
WO2002046894A3 true WO2002046894A3 (en) | 2003-08-21 |
Family
ID=24858319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/043412 WO2002046894A2 (en) | 2000-11-13 | 2001-11-13 | Processor idle state |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP4488676B2 (en) |
KR (1) | KR100500227B1 (en) |
CN (1) | CN100476693C (en) |
TW (1) | TWI282918B (en) |
WO (1) | WO2002046894A2 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7174472B2 (en) * | 2003-05-20 | 2007-02-06 | Arm Limited | Low overhead integrated circuit power down and restart |
US7930572B2 (en) * | 2003-12-24 | 2011-04-19 | Texas Instruments Incorporated | Method and apparatus for reducing memory current leakage a mobile device |
EP1600845A1 (en) * | 2004-05-28 | 2005-11-30 | STMicroelectronics Limited | Processor with power saving circuitry |
KR100656353B1 (en) * | 2005-07-12 | 2006-12-11 | 한국전자통신연구원 | Method for reducing memory power consumption |
US20070214389A1 (en) * | 2006-03-08 | 2007-09-13 | Severson Matthew L | JTAG power collapse debug |
US7882380B2 (en) * | 2006-04-20 | 2011-02-01 | Nvidia Corporation | Work based clock management for display sub-system |
US20100332877A1 (en) * | 2009-06-30 | 2010-12-30 | Yarch Mark A | Method and apparatus for reducing power consumption |
US8732379B2 (en) * | 2010-10-29 | 2014-05-20 | Texas Instruments Incorporated | Adapting legacy/third party IPs to advanced power management protocol |
US9075652B2 (en) * | 2010-12-20 | 2015-07-07 | Microsoft Technology Licensing, Llc | Idle time service |
JP5318139B2 (en) * | 2011-03-24 | 2013-10-16 | 株式会社東芝 | Control device and program |
US9535875B2 (en) | 2012-10-04 | 2017-01-03 | Apple Inc. | Methods and apparatus for reducing power consumption within embedded systems |
US9372526B2 (en) * | 2012-12-21 | 2016-06-21 | Intel Corporation | Managing a power state of a processor |
CN115525137A (en) * | 2022-11-23 | 2022-12-27 | 紫光同芯微电子有限公司 | Data coprocessing method and system, storage medium and electronic equipment |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5551033A (en) * | 1991-05-17 | 1996-08-27 | Zenith Data Systems Corporation | Apparatus for maintaining one interrupt mask register in conformity with another in a manner invisible to an executing program |
US5721937A (en) * | 1994-01-10 | 1998-02-24 | Sun Microsystems, Inc. | Method and apparatus for reducing power consumption in a computer system by placing the CPU in a low power mode |
US5887129A (en) * | 1996-10-08 | 1999-03-23 | Advanced Risc Machines Limited | Asynchronous data processing apparatus |
US5983339A (en) * | 1995-08-21 | 1999-11-09 | International Business Machines Corporation | Power down system and method for pipelined logic functions |
US5987614A (en) * | 1997-06-17 | 1999-11-16 | Vadem | Distributed power management system and method for computer |
US6088807A (en) * | 1992-03-27 | 2000-07-11 | National Semiconductor Corporation | Computer system with low power mode invoked by halt instruction |
WO2000070433A1 (en) * | 1999-05-18 | 2000-11-23 | Koninklijke Philips Electronics N.V. | A system and a method to reduce power consumption |
-
2001
- 2001-11-12 TW TW090128004A patent/TWI282918B/en not_active IP Right Cessation
- 2001-11-13 JP JP2002548560A patent/JP4488676B2/en not_active Expired - Lifetime
- 2001-11-13 KR KR10-2003-7006267A patent/KR100500227B1/en active IP Right Grant
- 2001-11-13 WO PCT/US2001/043412 patent/WO2002046894A2/en active IP Right Grant
- 2001-11-13 CN CNB018187986A patent/CN100476693C/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5551033A (en) * | 1991-05-17 | 1996-08-27 | Zenith Data Systems Corporation | Apparatus for maintaining one interrupt mask register in conformity with another in a manner invisible to an executing program |
US6088807A (en) * | 1992-03-27 | 2000-07-11 | National Semiconductor Corporation | Computer system with low power mode invoked by halt instruction |
US5721937A (en) * | 1994-01-10 | 1998-02-24 | Sun Microsystems, Inc. | Method and apparatus for reducing power consumption in a computer system by placing the CPU in a low power mode |
US5983339A (en) * | 1995-08-21 | 1999-11-09 | International Business Machines Corporation | Power down system and method for pipelined logic functions |
US5887129A (en) * | 1996-10-08 | 1999-03-23 | Advanced Risc Machines Limited | Asynchronous data processing apparatus |
US5987614A (en) * | 1997-06-17 | 1999-11-16 | Vadem | Distributed power management system and method for computer |
WO2000070433A1 (en) * | 1999-05-18 | 2000-11-23 | Koninklijke Philips Electronics N.V. | A system and a method to reduce power consumption |
Also Published As
Publication number | Publication date |
---|---|
WO2002046894A2 (en) | 2002-06-13 |
JP2004515853A (en) | 2004-05-27 |
JP4488676B2 (en) | 2010-06-23 |
KR20040011428A (en) | 2004-02-05 |
KR100500227B1 (en) | 2005-07-11 |
TWI282918B (en) | 2007-06-21 |
CN1656435A (en) | 2005-08-17 |
CN100476693C (en) | 2009-04-08 |
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