TWI368227B - Integrated circuit power management for reducing leakage current in circuit arrays and method therefor - Google Patents

Integrated circuit power management for reducing leakage current in circuit arrays and method therefor

Info

Publication number
TWI368227B
TWI368227B TW093128882A TW93128882A TWI368227B TW I368227 B TWI368227 B TW I368227B TW 093128882 A TW093128882 A TW 093128882A TW 93128882 A TW93128882 A TW 93128882A TW I368227 B TWI368227 B TW I368227B
Authority
TW
Taiwan
Prior art keywords
leakage current
power management
method therefor
reducing leakage
integrated circuit
Prior art date
Application number
TW093128882A
Other languages
English (en)
Chinese (zh)
Other versions
TW200523942A (en
Inventor
Ryan D Bedwell
Christopher K Y Chun
Qadeer A Qureshi
John J Vaglica
Original Assignee
Freescale Semiconductor Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34377015&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=TWI368227(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Publication of TW200523942A publication Critical patent/TW200523942A/zh
Application granted granted Critical
Publication of TWI368227B publication Critical patent/TWI368227B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F1/325—Power saving in peripheral device
    • G06F1/3275—Power saving in memory, e.g. RAM, cache
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C5/00—Details of stores covered by group G11C11/00
    • G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/22—Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management 
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C2207/00—Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
    • G11C2207/22—Control and timing of internal memory operations
    • G11C2207/2227—Standby or low power modes
    • 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 Engineering (AREA)
  • Power Sources (AREA)
TW093128882A 2003-09-30 2004-09-23 Integrated circuit power management for reducing leakage current in circuit arrays and method therefor TWI368227B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/675,005 US6917555B2 (en) 2003-09-30 2003-09-30 Integrated circuit power management for reducing leakage current in circuit arrays and method therefor

Publications (2)

Publication Number Publication Date
TW200523942A TW200523942A (en) 2005-07-16
TWI368227B true TWI368227B (en) 2012-07-11

Family

ID=34377015

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093128882A TWI368227B (en) 2003-09-30 2004-09-23 Integrated circuit power management for reducing leakage current in circuit arrays and method therefor

Country Status (6)

Country Link
US (1) US6917555B2 (enExample)
EP (1) EP1671352A4 (enExample)
JP (1) JP2007518149A (enExample)
KR (1) KR101034909B1 (enExample)
TW (1) TWI368227B (enExample)
WO (1) WO2005034189A2 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101035077B1 (ko) * 2004-02-20 2011-05-19 삼성전자주식회사 다이나믹 전압 스케일링에 따라 전력 소비 감소가 가능한반도체 시스템
US20060005053A1 (en) * 2004-06-30 2006-01-05 Jones Oscar F Jr Cache and tag power-down function during low-power data retention standby mode technique for cached integrated circuit memory devices
US7209404B2 (en) * 2005-08-05 2007-04-24 Fortemedia Inc. Low power memory sub-system architecture
US20070043965A1 (en) * 2005-08-22 2007-02-22 Intel Corporation Dynamic memory sizing for power reduction
KR101254350B1 (ko) * 2006-01-12 2013-04-23 삼성전자주식회사 버스를 공유하는 이종 시스템 프로세서들 사이에서 누설전류를 차단하기 위한 장치 및 방법
FR2897199A1 (fr) * 2006-02-03 2007-08-10 St Microelectronics Sa Dispositif de gestion du pic de consommation d'un domaine a chaque mise sous tension
CN100574030C (zh) * 2006-09-27 2009-12-23 鸿富锦精密工业（深圳）有限公司 泄漏电流防护电路
US7900018B2 (en) * 2006-12-05 2011-03-01 Electronics And Telecommunications Research Institute Embedded system and page relocation method therefor
US8898400B2 (en) * 2007-07-23 2014-11-25 Infineon Technologies Ag Integrated circuit including multiple memory devices
US20090113085A1 (en) * 2007-10-25 2009-04-30 Banyai Chris J Flushing write buffers
AU2009273748A1 (en) * 2008-07-21 2010-01-28 Sato Holdings Corporation A device having data storage
US7848172B2 (en) * 2008-11-24 2010-12-07 Agere Systems Inc. Memory circuit having reduced power consumption
EP2673684B1 (en) 2011-02-08 2019-06-05 NXP USA, Inc. Integrated circuit device, power management module and method for providing power management
US9065433B2 (en) 2013-01-16 2015-06-23 Freescale Semiconductor, Inc. Capacitor charging circuit with low sub-threshold transistor leakage current
US11003238B2 (en) * 2017-04-03 2021-05-11 Nvidia Corporation Clock gating coupled memory retention circuit
US10572388B2 (en) * 2017-08-30 2020-02-25 Micron Technology, Inc. Managed NVM adaptive cache management
US10825486B2 (en) 2018-04-09 2020-11-03 Nxp Usa, Inc. High performance method for reduction of memory power consumption employing RAM retention mode control with low latency and maximum granularity
CN118228657A (zh) * 2022-12-19 2024-06-21 兆易创新科技集团股份有限公司 兼具MCU和Flash的系统及其低功耗控制方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5635228A (en) * 1979-08-31 1981-04-07 Fujitsu Ltd Power supply system for memory device
JP3312162B2 (ja) * 1994-03-15 2002-08-05 日本電信電話株式会社 半導体メモリ装置
JPH09212416A (ja) * 1995-11-30 1997-08-15 Toshiba Corp 計算機システムおよび計算機システムの電力管理方法
US5848428A (en) * 1996-12-19 1998-12-08 Compaq Computer Corporation Sense amplifier decoding in a memory device to reduce power consumption
US5901103A (en) * 1997-04-07 1999-05-04 Motorola, Inc. Integrated circuit having standby control for memory and method thereof
KR100297139B1 (ko) * 1998-04-20 2001-10-29 가네꼬 히사시 반도체 집적회로
JP2000222285A (ja) * 1999-01-29 2000-08-11 Matsushita Electric Ind Co Ltd メモリー電力管理装置
US6597620B1 (en) * 2001-07-18 2003-07-22 Advanced Micro Devices, Inc. Storage circuit with data retention during power down
JP2003045189A (ja) * 2001-07-31 2003-02-14 Fujitsu Ltd 半導体メモリ
US6766420B2 (en) * 2001-09-27 2004-07-20 International Business Machines Corporation Selectively powering portions of system memory in a network server to conserve energy

Also Published As

Publication number Publication date
WO2005034189A2 (en) 2005-04-14
WO2005034189A3 (en) 2007-02-08
JP2007518149A (ja) 2007-07-05
US6917555B2 (en) 2005-07-12
EP1671352A2 (en) 2006-06-21
TW200523942A (en) 2005-07-16
EP1671352A4 (en) 2008-01-09
US20050068799A1 (en) 2005-03-31
KR101034909B1 (ko) 2011-05-17
KR20060073952A (ko) 2006-06-29

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees