TWI331276B - Low voltage detection system - Google Patents

Low voltage detection system Download PDF

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Publication number
TWI331276B
TWI331276B TW092128565A TW92128565A TWI331276B TW I331276 B TWI331276 B TW I331276B TW 092128565 A TW092128565 A TW 092128565A TW 92128565 A TW92128565 A TW 92128565A TW I331276 B TWI331276 B TW I331276B
Authority
TW
Taiwan
Prior art keywords
voltage
interrupt
circuit
signal
power supply
Prior art date
Application number
TW092128565A
Other languages
English (en)
Chinese (zh)
Other versions
TW200428193A (en
Inventor
L Espinor George
L Lucas William
C Wood Michael
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
Application filed by Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Publication of TW200428193A publication Critical patent/TW200428193A/zh
Application granted granted Critical
Publication of TWI331276B publication Critical patent/TWI331276B/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
    • 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
    • G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
    • 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
    • G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Microcomputers (AREA)
TW092128565A 2002-11-12 2003-10-15 Low voltage detection system TWI331276B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/292,323 US7293188B2 (en) 2002-11-12 2002-11-12 Low voltage detection system

Publications (2)

Publication Number Publication Date
TW200428193A TW200428193A (en) 2004-12-16
TWI331276B true TWI331276B (en) 2010-10-01

Family

ID=32229432

Family Applications (1)

Application Number Title Priority Date Filing Date
TW092128565A TWI331276B (en) 2002-11-12 2003-10-15 Low voltage detection system

Country Status (7)

Country Link
US (1) US7293188B2 (https=)
JP (1) JP4322810B2 (https=)
KR (1) KR101031117B1 (https=)
CN (1) CN100559326C (https=)
AU (1) AU2003275307A1 (https=)
TW (1) TWI331276B (https=)
WO (1) WO2004044719A2 (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004078717A (ja) * 2002-08-21 2004-03-11 Matsushita Electric Ind Co Ltd セルライブラリデータベース、並びにこれを用いた集積回路のタイミング検証システム及び耐電圧検証システム
US7349190B1 (en) 2003-12-22 2008-03-25 Cypress Semiconductor Corp. Resistor-less accurate low voltage detect circuit and method for detecting a low voltage condition
CN100362451C (zh) * 2005-05-27 2008-01-16 佛山市顺德区顺达电脑厂有限公司 使用者操作阻断装置与方法
CN100362452C (zh) * 2005-05-27 2008-01-16 佛山市顺德区顺达电脑厂有限公司 使用者操作阻断装置与方法
CN100444490C (zh) * 2005-07-11 2008-12-17 佛山市顺德区顺达电脑厂有限公司 使用者操作阻断装置与方法
US7629769B2 (en) * 2006-03-10 2009-12-08 Atmel Corporation Power surge filtering in over-current and short circuit protection
JP4715760B2 (ja) * 2006-07-28 2011-07-06 株式会社デンソー マイクロコンピュータ及び制御システム
KR100897767B1 (ko) * 2007-02-07 2009-05-15 삼성전자주식회사 데이터 유지 시간을 늘릴 수 있는 마이크로 컨트롤러 유닛및 방법
US7917328B2 (en) * 2008-08-20 2011-03-29 International Business Machines Corporation Tracking thermal mini-cycle stress
US8174382B2 (en) * 2008-11-21 2012-05-08 Mahle International Gmbh Diagnostic system having a wake-up circuit
US8330502B2 (en) * 2009-11-25 2012-12-11 Freescale Semiconductor, Inc. Systems and methods for detecting interference in an integrated circuit
US8305068B2 (en) * 2009-11-25 2012-11-06 Freescale Semiconductor, Inc. Voltage reference circuit
JP2011210152A (ja) * 2010-03-30 2011-10-20 Renesas Electronics Corp マイクロコンピュータ
US8330526B2 (en) * 2010-07-15 2012-12-11 Freescale Semiconductor, Inc. Low voltage detector
US8924604B2 (en) * 2011-09-26 2014-12-30 Belkin International, Inc. Systems and methods for data compression and feature extraction for the purpose of disaggregating loads on an electrical network
US8907807B2 (en) * 2013-03-15 2014-12-09 Oplink Communications, Inc. Security system power management
WO2014202692A2 (de) * 2013-06-21 2014-12-24 Fujitsu Technology Solutions Intellectual Property Gmbh Computersystem und überlastschutzschaltung
US9047932B1 (en) 2014-03-21 2015-06-02 Western Digital Technologies, Inc. Data storage device adjusting a power loss threshold based on samples of supply voltage
US9141177B1 (en) 2014-03-21 2015-09-22 Western Digital Technologies, Inc. Data storage device employing glitch compensation for power loss detection
US9696789B2 (en) * 2014-08-18 2017-07-04 Xilinx, Inc. Sub-system power management control
EP3811088B1 (en) * 2018-09-21 2023-06-14 Yangtze Memory Technologies Co., Ltd. Voltage detection system
JP6886545B1 (ja) 2020-05-07 2021-06-16 ウィンボンド エレクトロニクス コーポレーション パワーダウン検出回路および半導体記憶装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5203000A (en) 1988-12-09 1993-04-13 Dallas Semiconductor Corp. Power-up reset conditioned on direction of voltage change
US5241680A (en) 1989-06-12 1993-08-31 Grid Systems Corporation Low-power, standby mode computer
US5428252A (en) 1992-01-03 1995-06-27 Zilog, Inc. Power supply interruption detection and response system for a microcontroller
US5423045A (en) 1992-04-15 1995-06-06 International Business Machines Corporation System for distributed power management in portable computers
DE4314533C1 (de) * 1993-05-03 1994-05-19 Siemens Ag Schaltungsanordnung zur Überwachung der Versorgungsspannung einer Prozessoreinheit
WO1996007165A1 (en) * 1994-08-26 1996-03-07 Sentrol, Inc. Self-contained, self-adjusting smoke detector and method of operating it
JPH11119872A (ja) * 1997-10-13 1999-04-30 Sanyo Electric Co Ltd 電源電圧検出回路
EP1102158B1 (fr) * 1999-11-22 2012-08-08 EM Microelectronic-Marin SA Dispositif et procédé de contrôle de l'état de fonctionnement d'un système électronique en "zone grise"
JP2001188689A (ja) * 2000-01-04 2001-07-10 Mitsubishi Electric Corp データ処理装置
KR100450963B1 (ko) * 2001-08-16 2004-10-02 삼성전자주식회사 외장형 디지털 가입자 라인 통신단말의 다잉 개스프 처리방법 및 장치

Also Published As

Publication number Publication date
JP2006506617A (ja) 2006-02-23
KR20050075397A (ko) 2005-07-20
AU2003275307A8 (en) 2004-06-03
WO2004044719A3 (en) 2004-09-02
KR101031117B1 (ko) 2011-04-27
US7293188B2 (en) 2007-11-06
WO2004044719A2 (en) 2004-05-27
JP4322810B2 (ja) 2009-09-02
CN1695103A (zh) 2005-11-09
TW200428193A (en) 2004-12-16
CN100559326C (zh) 2009-11-11
AU2003275307A1 (en) 2004-06-03
US20040093531A1 (en) 2004-05-13

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