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DE69810721D1 - Taktsteuerung - Google Patents

Taktsteuerung

Info

Publication number
DE69810721D1
DE69810721D1 DE69810721T DE69810721T DE69810721D1 DE 69810721 D1 DE69810721 D1 DE 69810721D1 DE 69810721 T DE69810721 T DE 69810721T DE 69810721 T DE69810721 T DE 69810721T DE 69810721 D1 DE69810721 D1 DE 69810721D1
Authority
DE
Germany
Prior art keywords
timing
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 - Lifetime
Application number
DE69810721T
Other languages
English (en)
Other versions
DE69810721T2 (de
Inventor
Takuya Jimbo
Akihiko Ohtani
Toshiyuki Araki
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 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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69810721D1 publication Critical patent/DE69810721D1/de
Publication of DE69810721T2 publication Critical patent/DE69810721T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G06F13/1668—Details of memory controller
    • G06F13/1689—Synchronisation and timing concerns
    • 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
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/10—Distribution of clock signals, e.g. skew

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Microcomputers (AREA)
  • Executing Machine-Instructions (AREA)
  • Advance Control (AREA)
DE69810721T 1997-09-03 1998-09-02 Taktsteuerung Expired - Lifetime DE69810721T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23801497 1997-09-03

Publications (2)

Publication Number Publication Date
DE69810721D1 true DE69810721D1 (de) 2003-02-20
DE69810721T2 DE69810721T2 (de) 2003-05-22

Family

ID=17023879

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69810721T Expired - Lifetime DE69810721T2 (de) 1997-09-03 1998-09-02 Taktsteuerung

Country Status (4)

Country Link
US (1) US6173408B1 (de)
EP (1) EP0901061B1 (de)
CN (1) CN1157641C (de)
DE (1) DE69810721T2 (de)

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* Cited by examiner, † Cited by third party
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US6301671B1 (en) * 1998-03-23 2001-10-09 International Business Machines Corporation Apparatus and method for power reduction control in a video encoder device
DE69920460T2 (de) * 1999-10-25 2005-01-20 Texas Instruments Inc., Dallas Intelligente Leistungssteuerung in verteilten Verarbeitungssystemen
US7620832B2 (en) * 2000-09-20 2009-11-17 Mips Technologies, Inc. Method and apparatus for masking a microprocessor execution signature
US6625737B1 (en) * 2000-09-20 2003-09-23 Mips Technologies Inc. System for prediction and control of power consumption in digital system
US6704876B1 (en) * 2000-09-26 2004-03-09 Sun Microsystems, Inc. Microprocessor speed control mechanism using power dissipation estimation based on the instruction data path
US7269746B1 (en) * 2000-11-27 2007-09-11 Hewlett-Packard Development Company L.P. Method of transmitting identification data from an option pack to a main unit before the option pack is fully powered
JP3485885B2 (ja) * 2000-12-11 2004-01-13 三洋電機株式会社 半導体集積回路装置の設計方法
JP4831899B2 (ja) * 2001-08-28 2011-12-07 富士通セミコンダクター株式会社 半導体集積回路及びクロック制御方法
JP3641448B2 (ja) * 2001-09-06 2005-04-20 松下電器産業株式会社 演算処理装置
US6834353B2 (en) * 2001-10-22 2004-12-21 International Business Machines Corporation Method and apparatus for reducing power consumption of a processing integrated circuit
JP3851228B2 (ja) * 2002-06-14 2006-11-29 松下電器産業株式会社 プロセッサ、プログラム変換装置及びプログラム変換方法、並びにコンピュータプログラム
JP3919740B2 (ja) * 2003-07-30 2007-05-30 株式会社ソニー・コンピュータエンタテインメント 回路動作制御装置および情報処理装置
US20050097554A1 (en) * 2003-11-03 2005-05-05 Burden David C. Charge rationing aware scheduler
US20080307248A1 (en) * 2004-04-28 2008-12-11 Katsushige Amano Cpu Clock Control Device, Cpu Clock Control Method, Cpu Clock Control Program, Recording Medium, and Transmission Medium
CN100553342C (zh) * 2004-07-13 2009-10-21 松下电器产业株式会社 移动检测装置
JP2006107127A (ja) * 2004-10-05 2006-04-20 Nec Electronics Corp 半導体集積回路装置
US20060158444A1 (en) * 2005-01-18 2006-07-20 Sitronix Technology Corp. Voltage variation processing mechanism built-in a microcontroller
WO2007089014A1 (ja) * 2006-02-03 2007-08-09 National University Corporation Kobe University デジタルｖｌｓｉ回路およびそれを組み込んだ画像処理システム
ES2706286T3 (es) * 2007-07-17 2019-03-28 Essity Operations Mannheim GmbH Estampado en 3D
JP5231800B2 (ja) * 2007-12-26 2013-07-10 株式会社東芝 半導体集積回路装置および半導体集積回路装置のクロック制御方法
US8365175B2 (en) * 2009-03-10 2013-01-29 International Business Machines Corporation Power management using dynamic application scheduling
TW201035911A (en) * 2009-03-17 2010-10-01 Novatek Microelectronics Corp Video processing method and video processing device
US8397253B2 (en) * 2009-07-23 2013-03-12 Fmr Llc Inserting personalized information into digital content
US9009451B2 (en) * 2011-10-31 2015-04-14 Apple Inc. Instruction type issue throttling upon reaching threshold by adjusting counter increment amount for issued cycle and decrement amount for not issued cycle
US9582026B2 (en) 2014-09-30 2017-02-28 Samsung Electronics Co., Ltd. System-on-chip to support full handshake and mobile device having the same
GB2534409A (en) * 2015-01-23 2016-07-27 Sony Corp Data encoding and decoding
US20160301945A1 (en) * 2015-02-09 2016-10-13 Hitachi Information & Telecommunication Engineering, Ltd. Image compression/decompression device
US10255462B2 (en) 2016-06-17 2019-04-09 Arm Limited Apparatus and method for obfuscating power consumption of a processor
WO2019105332A1 (en) * 2017-11-28 2019-06-06 Bitmain Technologies Inc. Computational integrated circuit chip and corresponding circuit board

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5775335A (en) * 1980-10-27 1982-05-11 Hitachi Ltd Data processor
DE3137870C2 (de) * 1981-09-23 1985-01-10 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Taktversorgung eines Zentralprozessors
JPS63178620A (ja) * 1987-01-19 1988-07-22 Nec Corp クロツクストロ−ブ回路
JPH03123919A (ja) 1989-10-06 1991-05-27 Toshiba Corp コンピュータシステム
JPH04107623A (ja) * 1990-08-28 1992-04-09 Seiko Epson Corp 表示装置
JPH04140810A (ja) 1990-10-02 1992-05-14 Nec Corp 情報処理装置
JPH04302014A (ja) 1991-03-28 1992-10-26 Tokyo Electric Co Ltd 論理回路駆動装置
US5452401A (en) * 1992-03-31 1995-09-19 Seiko Epson Corporation Selective power-down for high performance CPU/system
JPH05324871A (ja) 1992-05-27 1993-12-10 Nec Corp マイクロコンピュータ
US5452434A (en) * 1992-07-14 1995-09-19 Advanced Micro Devices, Inc. Clock control for power savings in high performance central processing units
JP2636695B2 (ja) * 1993-08-03 1997-07-30 日本電気株式会社 パイプライン処理回路
US5615376A (en) * 1994-08-03 1997-03-25 Neomagic Corp. Clock management for power reduction in a video display sub-system
JPH0865496A (ja) 1994-08-24 1996-03-08 Fuji Film Micro Device Kk 画像処理装置
US5996083A (en) * 1995-08-11 1999-11-30 Hewlett-Packard Company Microprocessor having software controllable power consumption
US5834961A (en) * 1996-12-27 1998-11-10 Pacific Communication Sciences, Inc. Gated-clock registers for low-power circuitry
US5951689A (en) * 1996-12-31 1999-09-14 Vlsi Technology, Inc. Microprocessor power control system
US5961617A (en) * 1997-08-18 1999-10-05 Vadem System and technique for reducing power consumed by a data transfer operations during periods of update inactivity

Also Published As

Publication number Publication date
DE69810721T2 (de) 2003-05-22
EP0901061A2 (de) 1999-03-10
EP0901061A3 (de) 2000-02-02
CN1215281A (zh) 1999-04-28
US6173408B1 (en) 2001-01-09
EP0901061B1 (de) 2003-01-15
CN1157641C (zh) 2004-07-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP