WO2000067102A1 - Method and apparatus for dynamic power control of a low power processor - Google Patents
Method and apparatus for dynamic power control of a low power processor Download PDFInfo
- Publication number
- WO2000067102A1 WO2000067102A1 PCT/US2000/010799 US0010799W WO0067102A1 WO 2000067102 A1 WO2000067102 A1 WO 2000067102A1 US 0010799 W US0010799 W US 0010799W WO 0067102 A1 WO0067102 A1 WO 0067102A1
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- WIPO (PCT)
- Prior art keywords
- processor
- voltage
- operating
- frequency
- memory
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 22
- 238000012545 processing Methods 0.000 claims abstract description 15
- 230000004048 modification Effects 0.000 claims abstract description 12
- 238000012986 modification Methods 0.000 claims abstract description 12
- 238000013459 approach Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
-
- 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
-
- 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
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0125911A GB2363659B (en) | 1999-04-30 | 2000-04-20 | Method and apparatus for dynamic power control of a low power processor |
JP2000615877A JP2002543513A (en) | 1999-04-30 | 2000-04-20 | Method and apparatus for dynamically controlling power of a low power processor |
DE10084547T DE10084547B4 (en) | 1999-04-30 | 2000-04-20 | Method for dynamic power supply control of a processor of low power consumption |
AU46543/00A AU4654300A (en) | 1999-04-30 | 2000-04-20 | Method and apparatus for dynamic power control of a low power processor |
KR10-2001-7013832A KR100496429B1 (en) | 1999-04-30 | 2000-04-20 | Method and apparatus for dynamic power control of a low power processor |
HK02100877.6A HK1039388B (en) | 1999-04-30 | 2002-02-05 | Method and apparatus for dynamic power control of a low power processor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/302,560 | 1999-04-30 | ||
US09/302,560 US6425086B1 (en) | 1999-04-30 | 1999-04-30 | Method and apparatus for dynamic power control of a low power processor |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000067102A1 true WO2000067102A1 (en) | 2000-11-09 |
Family
ID=23168270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/010799 WO2000067102A1 (en) | 1999-04-30 | 2000-04-20 | Method and apparatus for dynamic power control of a low power processor |
Country Status (9)
Country | Link |
---|---|
US (2) | US6425086B1 (en) |
JP (1) | JP2002543513A (en) |
KR (1) | KR100496429B1 (en) |
AU (1) | AU4654300A (en) |
DE (1) | DE10084547B4 (en) |
GB (1) | GB2363659B (en) |
HK (1) | HK1039388B (en) |
TW (1) | TW470875B (en) |
WO (1) | WO2000067102A1 (en) |
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US9760154B2 (en) | 2013-12-10 | 2017-09-12 | Electronics And Telecommunications Research Institute | Method of dynamically controlling power in multicore environment |
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Also Published As
Publication number | Publication date |
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JP2002543513A (en) | 2002-12-17 |
US6519707B2 (en) | 2003-02-11 |
TW470875B (en) | 2002-01-01 |
AU4654300A (en) | 2000-11-17 |
HK1039388A1 (en) | 2002-04-19 |
US20020083355A1 (en) | 2002-06-27 |
GB2363659B (en) | 2004-04-21 |
KR100496429B1 (en) | 2005-06-22 |
US6425086B1 (en) | 2002-07-23 |
DE10084547B4 (en) | 2005-11-03 |
GB0125911D0 (en) | 2001-12-19 |
DE10084547T1 (en) | 2002-03-28 |
HK1039388B (en) | 2004-10-08 |
GB2363659A (en) | 2002-01-02 |
KR20020012186A (en) | 2002-02-15 |
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