JP2004021574A - 半導体装置 - Google Patents

半導体装置 Download PDF

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Publication number
JP2004021574A
JP2004021574A JP2002175170A JP2002175170A JP2004021574A JP 2004021574 A JP2004021574 A JP 2004021574A JP 2002175170 A JP2002175170 A JP 2002175170A JP 2002175170 A JP2002175170 A JP 2002175170A JP 2004021574 A JP2004021574 A JP 2004021574A
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JP
Japan
Prior art keywords
circuit
circuit block
switch
task
power
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.)
Pending
Application number
JP2002175170A
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English (en)
Japanese (ja)
Other versions
JP2004021574A5 (https=
Inventor
Takao Watabe
渡部　隆夫
Kunio Uchiyama
内山　邦男
Osamu Nishii
西井　修
Naohiko Irie
入江　直彦
Hiroyuki Mizuno
水野　弘之
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2002175170A priority Critical patent/JP2004021574A/ja
Priority to US10/373,042 priority patent/US7023757B2/en
Publication of JP2004021574A publication Critical patent/JP2004021574A/ja
Publication of JP2004021574A5 publication Critical patent/JP2004021574A5/ja
Priority to US11/363,060 priority patent/US7254082B2/en
Priority to US11/826,854 priority patent/US20080016383A1/en
Pending legal-status Critical Current

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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
    • 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
    • G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
    • G11C11/413—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction
    • G11C11/417—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction for memory cells of the field-effect type
    • 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
    • G11C5/147—Voltage reference generators, voltage or current regulators; Internally lowered supply levels; Compensation for voltage drops
    • 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)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computing Systems (AREA)
  • Power Sources (AREA)
  • Semiconductor Integrated Circuits (AREA)
JP2002175170A 2002-06-17 2002-06-17 半導体装置 Pending JP2004021574A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2002175170A JP2004021574A (ja) 2002-06-17 2002-06-17 半導体装置
US10/373,042 US7023757B2 (en) 2002-06-17 2003-02-26 Semiconductor device
US11/363,060 US7254082B2 (en) 2002-06-17 2006-02-28 Semiconductor device
US11/826,854 US20080016383A1 (en) 2002-06-17 2007-07-19 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002175170A JP2004021574A (ja) 2002-06-17 2002-06-17 半導体装置

Publications (2)

Publication Number Publication Date
JP2004021574A true JP2004021574A (ja) 2004-01-22
JP2004021574A5 JP2004021574A5 (https=) 2005-09-22

Family

ID=29728018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002175170A Pending JP2004021574A (ja) 2002-06-17 2002-06-17 半導体装置

Country Status (2)

Country Link
US (3) US7023757B2 (https=)
JP (1) JP2004021574A (https=)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008181329A (ja) * 2007-01-24 2008-08-07 Matsushita Electric Ind Co Ltd 半導体集積回路及びその電源供給制御方法
JP2009151573A (ja) * 2007-12-20 2009-07-09 Fujitsu Microelectronics Ltd 半導体集積回路
JP2009231360A (ja) * 2008-03-19 2009-10-08 Fujitsu Ltd 半導体装置
JP2012009587A (ja) * 2010-06-24 2012-01-12 Fujitsu Ltd 半導体装置及び半導体装置の制御方法
JP2012069115A (ja) * 2004-07-27 2012-04-05 Intel Corp マルチコアプロセッサにおける電力管理調整
JP2013093038A (ja) * 2007-06-27 2013-05-16 Qualcomm Inc マルチメディア処理電力管理のためのパワーゲーティング
JP2014142719A (ja) * 2013-01-22 2014-08-07 Canon Inc 情報処理装置

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003132683A (ja) * 2001-10-23 2003-05-09 Hitachi Ltd 半導体装置
JP4387815B2 (ja) * 2004-01-30 2009-12-24 富士通株式会社 シリアルタイプのインターフェイス回路、そのパワーセーブ方法及びシリアルインターフェイスを持つデバイス
KR100571646B1 (ko) * 2005-03-31 2006-04-17 주식회사 하이닉스반도체 파워 다운 모드 반도체 소자
JP4621113B2 (ja) * 2005-10-28 2011-01-26 ルネサスエレクトロニクス株式会社 半導体集積回路装置
JP2007226632A (ja) * 2006-02-24 2007-09-06 Denso Corp マイクロコンピュータ
US9411390B2 (en) * 2008-02-11 2016-08-09 Nvidia Corporation Integrated circuit device having power domains and partitions based on use case power optimization
US8575993B2 (en) * 2011-08-17 2013-11-05 Broadcom Corporation Integrated circuit with pre-heating for reduced subthreshold leakage
US9471395B2 (en) 2012-08-23 2016-10-18 Nvidia Corporation Processor cluster migration techniques
US8947137B2 (en) 2012-09-05 2015-02-03 Nvidia Corporation Core voltage reset systems and methods with wide noise margin
US9443564B2 (en) * 2015-01-26 2016-09-13 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device, electronic component, and electronic device
JP2018180768A (ja) * 2017-04-07 2018-11-15 ルネサスエレクトロニクス株式会社 半導体装置
KR20190063879A (ko) * 2017-11-30 2019-06-10 에스케이하이닉스 주식회사 반도체 장치
KR102420005B1 (ko) * 2017-12-21 2022-07-12 에스케이하이닉스 주식회사 파워 게이팅 제어 회로
US11205469B2 (en) * 2019-07-12 2021-12-21 Micron Technology, Inc. Power domain switches for switching power reduction

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Publication number Priority date Publication date Assignee Title
US5396635A (en) * 1990-06-01 1995-03-07 Vadem Corporation Power conservation apparatus having multiple power reduction levels dependent upon the activity of the computer system
US5832286A (en) * 1991-12-04 1998-11-03 Sharp Kabushiki Kaisha Power control apparatus for digital electronic device
US5583457A (en) * 1992-04-14 1996-12-10 Hitachi, Ltd. Semiconductor integrated circuit device having power reduction mechanism
US5614847A (en) * 1992-04-14 1997-03-25 Hitachi, Ltd. Semiconductor integrated circuit device having power reduction mechanism
JPH06208790A (ja) * 1993-01-12 1994-07-26 Toshiba Corp 半導体装置
US5532524A (en) * 1994-05-11 1996-07-02 Apple Computer, Inc. Distributed power regulation in a portable computer to optimize heat dissipation and maximize battery run-time for various power modes
JP3725911B2 (ja) * 1994-06-02 2005-12-14 株式会社ルネサステクノロジ 半導体装置
US5615162A (en) * 1995-01-04 1997-03-25 Texas Instruments Incorporated Selective power to memory
US5574697A (en) * 1995-08-15 1996-11-12 Micron Technology, Inc. Memory device with distributed voltage regulation system
TW324101B (en) * 1995-12-21 1998-01-01 Hitachi Ltd Semiconductor integrated circuit and its working method
JP3191910B2 (ja) * 1996-01-23 2001-07-23 キヤノン株式会社 機器制御装置及び方法
US5781490A (en) * 1996-07-03 1998-07-14 Micron Technology, Inc. Multiple staged power up of integrated circuit
JP3307866B2 (ja) 1996-11-20 2002-07-24 松下電器産業株式会社 デコード回路
TW360873B (en) 1996-11-20 1999-06-11 Matsushita Electric Industrial Co Ltd Semiconductor integrated circuit and decoding circuit of memory
JPH11340812A (ja) * 1998-05-22 1999-12-10 Mitsubishi Electric Corp 半導体装置
US6212641B1 (en) * 1998-07-23 2001-04-03 Inside Out Networks Method and apparatus for improving power characteristics in a system having a reduced power mode
JP2000113670A (ja) * 1998-10-05 2000-04-21 Mitsubishi Electric Corp 同期型半導体記憶装置
JP4071378B2 (ja) * 1998-11-17 2008-04-02 株式会社ルネサステクノロジ 半導体回路装置
WO2000045437A1 (en) * 1999-01-26 2000-08-03 Hitachi, Ltd. Method of setting back bias of mos circuit, and mos integrated circuit
JP2001110185A (ja) * 1999-10-07 2001-04-20 Mitsubishi Electric Corp クロック同期型半導体記憶装置
JP2002064150A (ja) * 2000-06-05 2002-02-28 Mitsubishi Electric Corp 半導体装置
JP3902909B2 (ja) * 2000-07-19 2007-04-11 沖電気工業株式会社 低消費電力型ダイナミックランダムアクセスメモリ
JP2003132683A (ja) * 2001-10-23 2003-05-09 Hitachi Ltd 半導体装置
JP2005071556A (ja) * 2003-08-28 2005-03-17 Renesas Technology Corp 半導体記憶装置および半導体集積回路装置
US7369815B2 (en) * 2003-09-19 2008-05-06 Qualcomm Incorporated Power collapse for a wireless terminal
US7504854B1 (en) * 2003-09-19 2009-03-17 Xilinx, Inc. Regulating unused/inactive resources in programmable logic devices for static power reduction
US7498836B1 (en) * 2003-09-19 2009-03-03 Xilinx, Inc. Programmable low power modes for embedded memory blocks
JP4549711B2 (ja) * 2004-03-29 2010-09-22 ルネサスエレクトロニクス株式会社 半導体回路装置
KR100854908B1 (ko) * 2007-03-29 2008-08-28 주식회사 하이닉스반도체 반도체 메모리 소자의 셀 어레이 및 이의 동작 방법

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012069115A (ja) * 2004-07-27 2012-04-05 Intel Corp マルチコアプロセッサにおける電力管理調整
JP2008181329A (ja) * 2007-01-24 2008-08-07 Matsushita Electric Ind Co Ltd 半導体集積回路及びその電源供給制御方法
US8055924B2 (en) 2007-01-24 2011-11-08 Panasonic Corporation Semiconductor integrated circuit and electric power supply controlling method thereof
JP2013093038A (ja) * 2007-06-27 2013-05-16 Qualcomm Inc マルチメディア処理電力管理のためのパワーゲーティング
JP2009151573A (ja) * 2007-12-20 2009-07-09 Fujitsu Microelectronics Ltd 半導体集積回路
JP2009231360A (ja) * 2008-03-19 2009-10-08 Fujitsu Ltd 半導体装置
JP2012009587A (ja) * 2010-06-24 2012-01-12 Fujitsu Ltd 半導体装置及び半導体装置の制御方法
JP2014142719A (ja) * 2013-01-22 2014-08-07 Canon Inc 情報処理装置

Also Published As

Publication number Publication date
US20080016383A1 (en) 2008-01-17
US7254082B2 (en) 2007-08-07
US20030231526A1 (en) 2003-12-18
US20060146635A1 (en) 2006-07-06
US7023757B2 (en) 2006-04-04

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