DE60032966D1 - Steuerungsschaltung mit einer Taktssteuerungseinheit - Google Patents

Steuerungsschaltung mit einer Taktssteuerungseinheit

Info

Publication number
DE60032966D1
DE60032966D1 DE60032966T DE60032966T DE60032966D1 DE 60032966 D1 DE60032966 D1 DE 60032966D1 DE 60032966 T DE60032966 T DE 60032966T DE 60032966 T DE60032966 T DE 60032966T DE 60032966 D1 DE60032966 D1 DE 60032966D1
Authority
DE
Germany
Prior art keywords
control unit
control circuit
clock
clock control
circuit
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
DE60032966T
Other languages
English (en)
Other versions
DE60032966T2 (de
Inventor
Yoshikatsu Ohta
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of DE60032966D1 publication Critical patent/DE60032966D1/de
Application granted granted Critical
Publication of DE60032966T2 publication Critical patent/DE60032966T2/de
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
    • 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
    • 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
    • G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
    • 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
    • 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
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
DE60032966T 1999-06-02 2000-05-23 Steuerungsschaltung mit einer Taktssteuerungseinheit Expired - Fee Related DE60032966T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15468199 1999-06-02
JP11154681A JP2000347761A (ja) 1999-06-02 1999-06-02 制御回路

Publications (2)

Publication Number Publication Date
DE60032966D1 true DE60032966D1 (de) 2007-03-08
DE60032966T2 DE60032966T2 (de) 2007-11-08

Family

ID=15589601

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60032966T Expired - Fee Related DE60032966T2 (de) 1999-06-02 2000-05-23 Steuerungsschaltung mit einer Taktssteuerungseinheit

Country Status (4)

Country Link
US (1) US6342795B1 (de)
EP (1) EP1058180B1 (de)
JP (1) JP2000347761A (de)
DE (1) DE60032966T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60034345D1 (de) * 2000-11-03 2007-05-24 St Microelectronics Srl Abschaltprotokoll für integrierte Schaltungen
EP1204017B1 (de) * 2000-11-03 2007-04-11 STMicroelectronics S.r.l. Vorrichtung und Verfahren zur selektiven Abschaltung integrierter Schaltungsblöcke
TW482954B (en) * 2000-11-10 2002-04-11 Via Tech Inc Internal operation method of chip set to reduce the power consumption
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
JP2003296296A (ja) * 2002-01-30 2003-10-17 Oki Electric Ind Co Ltd マイクロコントローラ
US7007181B2 (en) * 2002-04-23 2006-02-28 Oki Electric Industry Co., Ltd. Microcontroller
JP4136822B2 (ja) 2003-07-31 2008-08-20 富士通株式会社 半導体集積回路装置、クロック制御方法及びデータ転送制御方法
US7500123B2 (en) * 2004-06-28 2009-03-03 Ati Technologies Ulc Apparatus and method for reducing power consumption in a graphics processing device
US7958483B1 (en) * 2006-12-21 2011-06-07 Nvidia Corporation Clock throttling based on activity-level signals
US7802118B1 (en) 2006-12-21 2010-09-21 Nvidia Corporation Functional block level clock-gating within a graphics processor
US7797561B1 (en) * 2006-12-21 2010-09-14 Nvidia Corporation Automatic functional block level clock-gating
DE102008007004B4 (de) * 2008-01-31 2010-09-23 Advanced Micro Devices, Inc., Sunnyvale Integrierte Schaltung mit einem Speicher mit mehreren Speicherzellen mit synchronem Aufbau, die mit Taktausblendeeinheiten verbunden sind, sowie Verfahren zum Entwerfen einer solchen Schaltung
JP2013097507A (ja) * 2011-10-31 2013-05-20 Ricoh Co Ltd 半導体装置、電子機器及びクロック信号停止方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04143819A (ja) * 1989-12-15 1992-05-18 Hitachi Ltd 消費電力制御方法、半導体集積回路装置およびマイクロプロセツサ
US5452434A (en) * 1992-07-14 1995-09-19 Advanced Micro Devices, Inc. Clock control for power savings in high performance central processing units
JPH0683756A (ja) 1992-08-31 1994-03-25 Toshiba Corp データ処理装置
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
JP3475510B2 (ja) * 1994-08-09 2003-12-08 ヤマハ株式会社 省電力機能付き集積回路
WO1996025701A1 (en) * 1995-02-14 1996-08-22 Vlsi Technology, Inc. Method and apparatus for reducing power consumption in digital electronic circuits
KR0142968B1 (ko) * 1995-06-30 1998-08-17 김광호 반도체 메모리 장치의 클럭 발생 장치
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
JP3556340B2 (ja) * 1995-08-21 2004-08-18 株式会社東芝 コンピュータシステム
US6100732A (en) * 1997-06-20 2000-08-08 Sun Microsystems, Inc. Phase enable and clock generation circuit

Also Published As

Publication number Publication date
EP1058180A3 (de) 2005-04-20
JP2000347761A (ja) 2000-12-15
US6342795B1 (en) 2002-01-29
DE60032966T2 (de) 2007-11-08
EP1058180B1 (de) 2007-01-17
EP1058180A2 (de) 2000-12-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee