DE69111283T2 - Mikroprozessor mit niedrigem Leistungsverbrauch. - Google Patents
Mikroprozessor mit niedrigem Leistungsverbrauch.Info
- Publication number
- DE69111283T2 DE69111283T2 DE69111283T DE69111283T DE69111283T2 DE 69111283 T2 DE69111283 T2 DE 69111283T2 DE 69111283 T DE69111283 T DE 69111283T DE 69111283 T DE69111283 T DE 69111283T DE 69111283 T2 DE69111283 T2 DE 69111283T2
- Authority
- DE
- Germany
- Prior art keywords
- power consumption
- low power
- consumption microprocessor
- microprocessor
- low
- 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
Links
Classifications
-
- 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
- G06F9/22—Microcontrol or microprogram arrangements
-
- 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
- G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
-
- 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
- G06F9/3867—Concurrent instruction execution, e.g. pipeline, look ahead using instruction pipelines
- G06F9/3869—Implementation aspects, e.g. pipeline latches; pipeline synchronisation and clocking
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2086507A JP2762670B2 (ja) | 1990-03-30 | 1990-03-30 | データ処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69111283D1 DE69111283D1 (de) | 1995-08-24 |
DE69111283T2 true DE69111283T2 (de) | 1996-04-04 |
Family
ID=13888896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69111283T Expired - Fee Related DE69111283T2 (de) | 1990-03-30 | 1991-03-30 | Mikroprozessor mit niedrigem Leistungsverbrauch. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5418969A (de) |
EP (1) | EP0451661B1 (de) |
JP (1) | JP2762670B2 (de) |
KR (1) | KR940009376B1 (de) |
DE (1) | DE69111283T2 (de) |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2260631B (en) * | 1991-10-17 | 1995-06-28 | Intel Corp | Microprocessor 2X core design |
US5935253A (en) * | 1991-10-17 | 1999-08-10 | Intel Corporation | Method and apparatus for powering down an integrated circuit having a core that operates at a speed greater than the bus frequency |
US5842029A (en) * | 1991-10-17 | 1998-11-24 | Intel Corporation | Method and apparatus for powering down an integrated circuit transparently and its phase locked loop |
EP0617812B1 (de) * | 1991-12-17 | 1998-03-04 | Compaq Computer Corporation | Vorrichtung zur verminderung des energieverbrauchs eines rechnersystems |
GB2264794B (en) * | 1992-03-06 | 1995-09-20 | Intel Corp | Method and apparatus for automatic power management in a high integration floppy disk controller |
JPH05259848A (ja) * | 1992-03-11 | 1993-10-08 | Nec Corp | クロック発生装置 |
US6343363B1 (en) | 1994-09-22 | 2002-01-29 | National Semiconductor Corporation | Method of invoking a low power mode in a computer system using a halt instruction |
EP0574177B2 (de) * | 1992-06-12 | 2003-08-20 | Texas Instruments Incorporated | Verfahren und Gerät zur Änderung der Taktfrequenz eines Prozessors |
US5581297A (en) * | 1992-07-24 | 1996-12-03 | Intelligent Instruments Corporation | Low power video security monitoring system |
US5473767A (en) * | 1992-11-03 | 1995-12-05 | Intel Corporation | Method and apparatus for asynchronously stopping the clock in a processor |
US5392437A (en) * | 1992-11-06 | 1995-02-21 | Intel Corporation | Method and apparatus for independently stopping and restarting functional units |
US5586332A (en) * | 1993-03-24 | 1996-12-17 | Intel Corporation | Power management for low power processors through the use of auto clock-throttling |
JPH06318123A (ja) * | 1993-05-07 | 1994-11-15 | Nec Ic Microcomput Syst Ltd | 半導体集積回路 |
US5337285A (en) * | 1993-05-21 | 1994-08-09 | Rambus, Inc. | Method and apparatus for power control in devices |
DE4447848B4 (de) * | 1993-06-30 | 2005-10-27 | Intel Corporation, Santa Clara | Taktverteilungssystem für einen Mikroprozessor |
US6865684B2 (en) | 1993-12-13 | 2005-03-08 | Hewlett-Packard Development Company, L.P. | Utilization-based power management of a clocked device |
DE69522595T2 (de) * | 1994-02-04 | 2002-07-11 | Intel Corp | Verfahren und Vorrichtung zur Stromverbrauchssteuerung in einem Rechnersystem |
GB9405855D0 (en) * | 1994-03-24 | 1994-05-11 | Int Computers Ltd | Computer system |
JP3467631B2 (ja) * | 1994-06-07 | 2003-11-17 | 株式会社ルネサステクノロジ | ロジックlsi |
US5615376A (en) * | 1994-08-03 | 1997-03-25 | Neomagic Corp. | Clock management for power reduction in a video display sub-system |
EP0708406B1 (de) * | 1994-10-19 | 2001-09-12 | Advanced Micro Devices, Inc. | Integrierte Prozessorsysteme für tragbare Informationsgeräte |
JP3505018B2 (ja) * | 1994-11-22 | 2004-03-08 | 株式会社ルネサステクノロジ | 半導体集積回路 |
JPH08202469A (ja) * | 1995-01-30 | 1996-08-09 | Fujitsu Ltd | ユニバーサル非同期送受信回路を備えたマイクロ・コントローラユニット |
DE19505990C2 (de) * | 1995-02-21 | 2002-03-28 | United Microelectronics Corp | Verfahren und Vorrichtung zum Verringern des Energieverbrauchs eines Computers während der Dateneingabe |
JPH08272479A (ja) * | 1995-03-31 | 1996-10-18 | Nkk Corp | 可変クロック発生装置 |
US5680594A (en) * | 1995-05-24 | 1997-10-21 | Eastman Kodak Company | Asic bus interface having a master state machine and a plurality of synchronizing state machines for controlling subsystems operating at different clock frequencies |
US5838929A (en) * | 1995-06-01 | 1998-11-17 | Ast Research, Inc. | Upgrade CPU module with integral power supply |
JP3520611B2 (ja) * | 1995-07-06 | 2004-04-19 | 株式会社日立製作所 | プロセッサの制御方法 |
US5983339A (en) * | 1995-08-21 | 1999-11-09 | International Business Machines Corporation | Power down system and method for pipelined logic functions |
US5822596A (en) * | 1995-11-06 | 1998-10-13 | International Business Machines Corporation | Controlling power up using clock gating |
US5726921A (en) * | 1995-12-22 | 1998-03-10 | Intel Corporation | Floating point power conservation |
US5758133A (en) * | 1995-12-28 | 1998-05-26 | Vlsi Technology, Inc. | System and method for altering bus speed based on bus utilization |
US5802132A (en) | 1995-12-29 | 1998-09-01 | Intel Corporation | Apparatus for generating bus clock signals with a 1/N characteristic in a 2/N mode clocking scheme |
US5692202A (en) * | 1995-12-29 | 1997-11-25 | Intel Corporation | System, apparatus, and method for managing power in a computer system |
US5834956A (en) | 1995-12-29 | 1998-11-10 | Intel Corporation | Core clock correction in a 2/N mode clocking scheme |
US5754867A (en) * | 1996-03-20 | 1998-05-19 | Vlsi Technology, Inc. | Method for optimizing performance versus power consumption using external/internal clock frequency ratios |
US6000036A (en) * | 1996-07-17 | 1999-12-07 | International Business Machines Corp. | Logical steering to avoid hot spots on integrated circuits |
US6785826B1 (en) * | 1996-07-17 | 2004-08-31 | International Business Machines Corporation | Self power audit and control circuitry for microprocessor functional units |
US5742781A (en) * | 1996-08-09 | 1998-04-21 | Hitachi America, Ltd. | Decoded instruction buffer apparatus and method for reducing power consumption in a digital signal processor |
US5826067A (en) * | 1996-09-06 | 1998-10-20 | Intel Corporation | Method and apparatus for preventing logic glitches in a 2/n clocking scheme |
US5862373A (en) * | 1996-09-06 | 1999-01-19 | Intel Corporation | Pad cells for a 2/N mode clocking scheme |
JP2923882B2 (ja) | 1997-03-31 | 1999-07-26 | 日本電気株式会社 | クロック供給回路を備える半導体集積回路 |
JP2993466B2 (ja) * | 1997-06-09 | 1999-12-20 | 日本電気株式会社 | 情報処理装置 |
US6188830B1 (en) | 1997-07-14 | 2001-02-13 | Sony Corporation | Audiovisual effects processing method and apparatus for instantaneous storage-based playback of audio data in synchronization with video data |
JPH11161383A (ja) * | 1997-09-05 | 1999-06-18 | Texas Instr Inc <Ti> | オンチップ・アクティビティに応答してマイクロプロセッサの電力消費を調節するためのマイクロプロセッサ回路、システム、及び方法 |
US6345363B1 (en) | 1998-06-23 | 2002-02-05 | National Semiconductor Corporation | Microprocessor core power reduction by not reloading existing operands |
US6378081B1 (en) * | 1998-10-01 | 2002-04-23 | Gateway, Inc. | Power conservation without performance reduction in a power-managed system |
US6564329B1 (en) * | 1999-03-16 | 2003-05-13 | Linkup Systems Corporation | System and method for dynamic clock generation |
EP1117031B1 (de) * | 2000-01-14 | 2007-07-11 | Texas Instruments France | Mikroprozessor mit ermässigtem Stromverbrauch |
US6895520B1 (en) | 2001-03-02 | 2005-05-17 | Advanced Micro Devices, Inc. | Performance and power optimization via block oriented performance measurement and control |
JP2003099148A (ja) * | 2001-09-19 | 2003-04-04 | Sanyo Electric Co Ltd | データ処理装置とこれに利用可能なシステム制御装置およびデータ変換方法 |
US8645954B2 (en) * | 2001-12-13 | 2014-02-04 | Intel Corporation | Computing system capable of reducing power consumption by distributing execution of instruction across multiple processors and method therefore |
JP2003186567A (ja) * | 2001-12-19 | 2003-07-04 | Matsushita Electric Ind Co Ltd | マイクロプロセッサ |
US7191350B2 (en) * | 2002-01-30 | 2007-03-13 | Matsushita Electric Industrial Co., Ltd. | Instruction conversion apparatus and instruction conversion method providing power control information, program and circuit for implementing the instruction conversion, and microprocessor for executing the converted instruction |
DE10221529A1 (de) | 2002-05-14 | 2003-12-04 | Systemonic Ag | Verfahren zum gesteuerten Abschalten von Datenverarbeitungseinheiten |
US7076681B2 (en) * | 2002-07-02 | 2006-07-11 | International Business Machines Corporation | Processor with demand-driven clock throttling power reduction |
CN100399262C (zh) * | 2003-08-26 | 2008-07-02 | 国际商业机器公司 | 用于降低功率的按需驱动时钟调节的处理器 |
US7206950B2 (en) | 2004-06-16 | 2007-04-17 | Matsushita Electric Industrial Co., Ltd. | Processor system, instruction sequence optimization device, and instruction sequence optimization program |
US8656143B2 (en) | 2006-03-13 | 2014-02-18 | Laurence H. Cooke | Variable clocked heterogeneous serial array processor |
US8125243B1 (en) | 2007-03-12 | 2012-02-28 | Cypress Semiconductor Corporation | Integrity checking of configurable data of programmable device |
US8060661B1 (en) | 2007-03-27 | 2011-11-15 | Cypress Semiconductor Corporation | Interface circuit and method for programming or communicating with an integrated circuit via a power supply pin |
WO2009057008A1 (en) * | 2007-10-30 | 2009-05-07 | Nxp B.V. | Method and system for clock control for power-state transistions |
US8336762B1 (en) | 2008-11-17 | 2012-12-25 | Greenwise Bankcard LLC | Payment transaction processing |
US9104435B2 (en) | 2009-04-14 | 2015-08-11 | Empire Technology Development Llc | Program and data annotation for hardware customization and energy optimization |
EP2581830A4 (de) | 2010-06-10 | 2017-01-11 | Fujitsu Limited | Multikernprozessorsystem, leistungssteuerungsverfahren und leistungssteuerungsverfahren |
JP5561418B1 (ja) * | 2013-08-09 | 2014-07-30 | 富士ゼロックス株式会社 | 画像処理装置及びプログラム |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4758945A (en) | 1979-08-09 | 1988-07-19 | Motorola, Inc. | Method for reducing power consumed by a static microprocessor |
US4748559A (en) | 1979-08-09 | 1988-05-31 | Motorola, Inc. | Apparatus for reducing power consumed by a static microprocessor |
JPS5663628A (en) * | 1979-10-25 | 1981-05-30 | Nec Corp | Data processing device |
JPS5775335A (en) * | 1980-10-27 | 1982-05-11 | Hitachi Ltd | Data processor |
JPS5851325A (ja) * | 1981-09-24 | 1983-03-26 | Hitachi Ltd | 相補型半導体集積回路装置 |
JPS59135569A (ja) * | 1983-01-24 | 1984-08-03 | Sharp Corp | マルチプロセツサの制御方式 |
US4698748A (en) * | 1983-10-07 | 1987-10-06 | Essex Group, Inc. | Power-conserving control system for turning-off the power and the clocking for data transactions upon certain system inactivity |
US4893271A (en) * | 1983-11-07 | 1990-01-09 | Motorola, Inc. | Synthesized clock microcomputer with power saving |
WO1985002275A1 (en) * | 1983-11-07 | 1985-05-23 | Motorola, Inc. | Synthesized clock microcomputer with power saving |
US4819164A (en) * | 1983-12-12 | 1989-04-04 | Texas Instruments Incorporated | Variable frequency microprocessor clock generator |
US4670837A (en) * | 1984-06-25 | 1987-06-02 | American Telephone And Telegraph Company | Electrical system having variable-frequency clock |
JPS62166419A (ja) * | 1986-01-17 | 1987-07-22 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 多周波クロック発生装置 |
US5428754A (en) * | 1988-03-23 | 1995-06-27 | 3Dlabs Ltd | Computer system with clock shared between processors executing separate instruction streams |
JPH0239559A (ja) * | 1988-07-29 | 1990-02-08 | Nec Corp | 集積回路 |
JPH0654457B2 (ja) * | 1989-01-27 | 1994-07-20 | 株式会社日立製作所 | データ処理装置 |
US5021679A (en) * | 1989-06-30 | 1991-06-04 | Poqet Computer Corporation | Power supply and oscillator for a computer system providing automatic selection of supply voltage and frequency |
US5218704A (en) * | 1989-10-30 | 1993-06-08 | Texas Instruments | Real-time power conservation for portable computers |
-
1990
- 1990-03-30 JP JP2086507A patent/JP2762670B2/ja not_active Expired - Fee Related
-
1991
- 1991-03-28 KR KR1019910004874A patent/KR940009376B1/ko not_active IP Right Cessation
- 1991-03-30 DE DE69111283T patent/DE69111283T2/de not_active Expired - Fee Related
- 1991-03-30 EP EP91105133A patent/EP0451661B1/de not_active Expired - Lifetime
-
1994
- 1994-07-20 US US08/278,102 patent/US5418969A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH03286213A (ja) | 1991-12-17 |
DE69111283D1 (de) | 1995-08-24 |
EP0451661A2 (de) | 1991-10-16 |
EP0451661A3 (en) | 1993-01-20 |
JP2762670B2 (ja) | 1998-06-04 |
US5418969A (en) | 1995-05-23 |
EP0451661B1 (de) | 1995-07-19 |
KR910017279A (ko) | 1991-11-05 |
KR940009376B1 (ko) | 1994-10-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |