KR102049952B1 - 전력 분배 네트워크(pdn) 드룹/오버슈트 완화 - Google Patents

전력 분배 네트워크(pdn) 드룹/오버슈트 완화 Download PDF

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KR102049952B1
KR102049952B1 KR1020187003141A KR20187003141A KR102049952B1 KR 102049952 B1 KR102049952 B1 KR 102049952B1 KR 1020187003141 A KR1020187003141 A KR 1020187003141A KR 20187003141 A KR20187003141 A KR 20187003141A KR 102049952 B1 KR102049952 B1 KR 102049952B1
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frequency
processors
clock
clock signal
signal clk
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KR20180036966A (ko
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딥티 란잔 팔
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퀄컴 인코포레이티드
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    • 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
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/08—Clock generators with changeable or programmable clock frequency
    • 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
    • G06F1/3237—Power saving characterised by the action undertaken by disabling clock generation or distribution
    • 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
    • G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
    • 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
    • G06F1/3243—Power saving in microcontroller unit
    • 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

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
  • Microcomputers (AREA)
KR1020187003141A 2015-08-03 2016-07-05 전력 분배 네트워크(pdn) 드룹/오버슈트 완화 Active KR102049952B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/817,178 US9798376B2 (en) 2015-08-03 2015-08-03 Power distribution network (PDN) droop/overshoot mitigation
US14/817,178 2015-08-03
PCT/US2016/041001 WO2017023472A1 (en) 2015-08-03 2016-07-05 Power distribution network (pdn) droop/overshoot mitigation

Publications (2)

Publication Number Publication Date
KR20180036966A KR20180036966A (ko) 2018-04-10
KR102049952B1 true KR102049952B1 (ko) 2019-11-28

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KR1020187003141A Active KR102049952B1 (ko) 2015-08-03 2016-07-05 전력 분배 네트워크(pdn) 드룹/오버슈트 완화

Country Status (7)

Country Link
US (1) US9798376B2 (enExample)
EP (1) EP3332307B1 (enExample)
JP (1) JP6530134B2 (enExample)
KR (1) KR102049952B1 (enExample)
CN (1) CN107924220B (enExample)
BR (1) BR112018002234A2 (enExample)
WO (1) WO2017023472A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10296076B2 (en) * 2016-05-16 2019-05-21 Qualcomm Incorporated Supply voltage droop management circuits for reducing or avoiding supply voltage droops
US10642336B2 (en) 2016-07-12 2020-05-05 Advanced Micro Devices, Inc. Clock adjustment for voltage droop
US10303200B2 (en) * 2017-02-24 2019-05-28 Advanced Micro Devices, Inc. Clock divider device and methods thereof
US10409317B2 (en) 2017-06-05 2019-09-10 Qualcomm Incorporated Apparatus and methods for reducing clock-ungating induced voltage droop
US10535394B2 (en) * 2017-07-20 2020-01-14 Samsung Electronics Co., Ltd. Memory device including dynamic voltage and frequency scaling switch and method of operating the same
US10171081B1 (en) 2017-07-28 2019-01-01 International Business Machines Corporation On-chip supply noise voltage reduction or mitigation using local detection loops in a processor core
US11073884B2 (en) 2017-11-15 2021-07-27 International Business Machines Corporation On-chip supply noise voltage reduction or mitigation using local detection loops
US10606305B2 (en) * 2018-04-30 2020-03-31 Qualcomm Incorporated Processor load step balancing
US20190339757A1 (en) * 2018-05-01 2019-11-07 Qualcomm Incorporated Pdn resonance aware wakeup control
US10985761B1 (en) * 2018-05-31 2021-04-20 Synopsys, Inc. Fractional divider
US11442082B2 (en) * 2019-12-23 2022-09-13 Graphcore Limited Droop detection
GB2590660B (en) * 2019-12-23 2022-01-05 Graphcore Ltd Reactive droop limiter
CN111309134B (zh) * 2020-03-23 2020-12-22 上海燧原智能科技有限公司 一种负载电流调整方法、装置、电子设备及存储介质
JP7452259B2 (ja) 2020-06-02 2024-03-19 富士通株式会社 半導体装置
DE102020207861A1 (de) 2020-06-25 2021-12-30 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zur Durchführung einer abgesicherten Startsequenz eines Steuergeräts
US11417370B2 (en) * 2020-08-12 2022-08-16 Taiwan Semiconductor Manufacturing Company, Ltd. Memory device
US11789518B2 (en) 2021-06-22 2023-10-17 International Business Machines Corporation Voltage overshoot management

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002533801A (ja) 1998-12-21 2002-10-08 シーメンス インフォメイション アンド コミュニケイション ネットワークス インコーポレイテッド 自動ｃｐｕ速度制御のための装置及び方法
US20050144492A1 (en) 2003-12-24 2005-06-30 Samsung Electronics Co., Ltd Processor system and method for reducing power consumption in idle mode
JP2008503822A (ja) 2004-06-21 2008-02-07 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電力管理
US20080276026A1 (en) 2007-05-02 2008-11-06 Advanced Micro Devices, Inc. Selective deactivation of processor cores in multiple processor core systems
JP2014154016A (ja) 2013-02-12 2014-08-25 Nec Corp パラメータ設定装置、パラメータ設定プログラム及びパラメータ設定方法
JP2015079496A (ja) 2013-09-26 2015-04-23 カビウム・インコーポレーテッド チップ上のマルチコアシステムの全域チップ電力を管理する方法およびその装置。

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5551044A (en) * 1994-12-01 1996-08-27 Intel Corporation Method and apparatus for interrupt/SMI# ordering
US6539049B1 (en) * 1999-05-28 2003-03-25 Dot Wireless, Inc. Device and method for maintaining time synchronous with a network master time
JP2004013820A (ja) * 2002-06-11 2004-01-15 Matsushita Electric Ind Co Ltd クロック制御回路
US6711447B1 (en) * 2003-01-22 2004-03-23 Intel Corporation Modulating CPU frequency and voltage in a multi-core CPU architecture
US7017059B2 (en) * 2003-12-12 2006-03-21 Cray Canada Inc. Methods and apparatus for replacing cooling systems in operating computers
JP2007293748A (ja) * 2006-04-27 2007-11-08 Matsushita Electric Ind Co Ltd クロック制御装置
US8327158B2 (en) 2006-11-01 2012-12-04 Texas Instruments Incorporated Hardware voting mechanism for arbitrating scaling of shared voltage domain, integrated circuits, processes and systems
TWI342498B (en) * 2007-01-12 2011-05-21 Asustek Comp Inc Multi-processor system and performance enhancement method thereof
US8250395B2 (en) * 2009-11-12 2012-08-21 International Business Machines Corporation Dynamic voltage and frequency scaling (DVFS) control for simultaneous multi-threading (SMT) processors
US8627128B2 (en) 2010-11-09 2014-01-07 International Business Machines Corporation Power management for processing capacity upgrade on demand
US8937511B2 (en) * 2011-11-22 2015-01-20 Marvell World Trade Ltd. Frequency scaling of variable speed systems for fast response and power reduction
JP2014048972A (ja) 2012-08-31 2014-03-17 Fujitsu Ltd 処理装置、情報処理装置、及び消費電力管理方法
US9766685B2 (en) * 2013-05-15 2017-09-19 Intel Corporation Controlling power consumption of a processor using interrupt-mediated on-off keying
KR102114453B1 (ko) 2013-07-19 2020-06-05 삼성전자주식회사 모바일 장치 및 그것의 제어 방법
EP2849024A1 (en) 2013-09-16 2015-03-18 ST-Ericsson SA Power consumption management system and method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002533801A (ja) 1998-12-21 2002-10-08 シーメンス インフォメイション アンド コミュニケイション ネットワークス インコーポレイテッド 自動ｃｐｕ速度制御のための装置及び方法
US20050144492A1 (en) 2003-12-24 2005-06-30 Samsung Electronics Co., Ltd Processor system and method for reducing power consumption in idle mode
JP2008503822A (ja) 2004-06-21 2008-02-07 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 電力管理
US20080276026A1 (en) 2007-05-02 2008-11-06 Advanced Micro Devices, Inc. Selective deactivation of processor cores in multiple processor core systems
JP2014154016A (ja) 2013-02-12 2014-08-25 Nec Corp パラメータ設定装置、パラメータ設定プログラム及びパラメータ設定方法
JP2015079496A (ja) 2013-09-26 2015-04-23 カビウム・インコーポレーテッド チップ上のマルチコアシステムの全域チップ電力を管理する方法およびその装置。

Also Published As

Publication number Publication date
BR112018002234A2 (pt) 2018-09-18
CN107924220B (zh) 2021-03-05
WO2017023472A1 (en) 2017-02-09
CN107924220A (zh) 2018-04-17
US9798376B2 (en) 2017-10-24
KR20180036966A (ko) 2018-04-10
JP2018528524A (ja) 2018-09-27
JP6530134B2 (ja) 2019-06-12
EP3332307B1 (en) 2019-02-27
US20170038814A1 (en) 2017-02-09
EP3332307A1 (en) 2018-06-13

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