DE3778558D1 - Datenverarbeitungsgeraet. - Google Patents

Datenverarbeitungsgeraet.

Info

Publication number
DE3778558D1
DE3778558D1 DE8787300118T DE3778558T DE3778558D1 DE 3778558 D1 DE3778558 D1 DE 3778558D1 DE 8787300118 T DE8787300118 T DE 8787300118T DE 3778558 T DE3778558 T DE 3778558T DE 3778558 D1 DE3778558 D1 DE 3778558D1
Authority
DE
Germany
Prior art keywords
data processing
processing device
data
processing
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
DE8787300118T
Other languages
English (en)
Inventor
Michael Norman Day
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3778558D1 publication Critical patent/DE3778558D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3215Monitoring of peripheral devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
  • Calculators And Similar Devices (AREA)
DE8787300118T 1986-01-17 1987-01-08 Datenverarbeitungsgeraet. Expired - Fee Related DE3778558D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/820,460 US4851987A (en) 1986-01-17 1986-01-17 System for reducing processor power consumption by stopping processor clock supply if a desired event does not occur

Publications (1)

Publication Number Publication Date
DE3778558D1 true DE3778558D1 (de) 1992-06-04

Family

ID=25230819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787300118T Expired - Fee Related DE3778558D1 (de) 1986-01-17 1987-01-08 Datenverarbeitungsgeraet.

Country Status (9)

Country Link
US (1) US4851987A (de)
EP (1) EP0229692B1 (de)
JP (1) JPS62169219A (de)
CN (1) CN1003961B (de)
AR (1) AR242669A1 (de)
BR (1) BR8606400A (de)
DE (1) DE3778558D1 (de)
HK (1) HK88292A (de)
SG (1) SG93592G (de)

Families Citing this family (175)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0542505Y2 (de) * 1988-03-14 1993-10-26
DK174975B1 (da) * 1988-05-06 2004-04-05 Toppan Printing Co Ltd Integreret kredsløbskort
JPH0776984B2 (ja) * 1988-05-06 1995-08-16 凸版印刷株式会社 Icカード
JPH0642691B2 (ja) * 1988-05-21 1994-06-01 富士通株式会社 移動電話端末
US5003501A (en) * 1988-06-07 1991-03-26 Dallas Semiconductor Corporation Precharge circuitry and bus for low power applications
US5050113A (en) * 1988-06-17 1991-09-17 Dallas Semiconductor Corporation Low power timekeeping system
US5347472A (en) * 1988-06-17 1994-09-13 Dallas Semiconductor Corporation Precharge circuitry and bus for low power applications
US5544078A (en) * 1988-06-17 1996-08-06 Dallas Semiconductor Corporation Timekeeping comparison circuitry and dual storage memory cells to detect alarms
US5629907A (en) * 1991-06-18 1997-05-13 Dallas Semiconductor Corporation Low power timekeeping system
JPH0719211B2 (ja) * 1988-10-08 1995-03-06 日本電気株式会社 クロック制御方式
US4980836A (en) * 1988-10-14 1990-12-25 Compaq Computer Corporation Apparatus for reducing computer system power consumption
US5754462A (en) * 1988-12-09 1998-05-19 Dallas Semiconductor Corporation Microprocessor auxiliary with ability to be queried re power history
US5182810A (en) * 1989-05-31 1993-01-26 Dallas Semiconductor Corp. Isolation gates to permit selective power-downs within a closely-coupled multi-chip system
US5590343A (en) * 1988-12-09 1996-12-31 Dallas Semiconductor Corporation Touch-sensitive switching circuitry for power-up
US5203000A (en) * 1988-12-09 1993-04-13 Dallas Semiconductor Corp. Power-up reset conditioned on direction of voltage change
WO1990006552A1 (en) * 1988-12-09 1990-06-14 Dallas Semiconductor Corporation Battery-initiated touch-sensitive power-up
WO1990006553A1 (en) * 1988-12-09 1990-06-14 Dallas Semiconductor Corporation Low-power system with microprocessor and ancillary chip
US5175845A (en) * 1988-12-09 1992-12-29 Dallas Semiconductor Corp. Integrated circuit with watchdog timer and sleep control logic which places IC and watchdog timer into sleep mode
US5123102A (en) * 1988-12-19 1992-06-16 Hewlett-Packard Company Method and apparatus for suspending computation due to detection of electrostatic discharge
US5123107A (en) * 1989-06-20 1992-06-16 Mensch Jr William D Topography of CMOS microcomputer integrated circuit chip including core processor and memory, priority, and I/O interface circuitry coupled thereto
US5142684A (en) * 1989-06-23 1992-08-25 Hand Held Products, Inc. Power conservation in microprocessor controlled devices
CA2063413C (en) * 1989-06-30 2000-08-15 Leroy D. Harper Computer power management system
US5222239A (en) * 1989-07-28 1993-06-22 Prof. Michael H. Davis Process and apparatus for reducing power usage microprocessor devices operating from stored energy sources
US5167024A (en) * 1989-09-08 1992-11-24 Apple Computer, Inc. Power management for a laptop computer with slow and sleep modes
JP2750172B2 (ja) * 1989-10-06 1998-05-13 キヤノン株式会社 電子機器
US5218704A (en) 1989-10-30 1993-06-08 Texas Instruments Real-time power conservation for portable computers
US6158012A (en) * 1989-10-30 2000-12-05 Texas Instruments Incorporated Real-time power conservation and thermal management for computers
US5247655A (en) * 1989-11-07 1993-09-21 Chips And Technologies, Inc. Sleep mode refresh apparatus
US5201059A (en) * 1989-11-13 1993-04-06 Chips And Technologies, Inc. Method for reducing power consumption includes comparing variance in number of time microprocessor tried to react input in predefined period to predefined variance
ES2045864T3 (es) * 1989-12-19 1994-01-16 Jaeger Procedimiento de control de una rad de estaciones electronicas y red obtenida, en particular para vehiculo automovil.
JPH03212717A (ja) * 1990-01-18 1991-09-18 Fujitsu Ltd 電源制御方式
US5081586A (en) * 1990-02-20 1992-01-14 Eaton Corporation Multiplexing of accessories in a vehicle
JPH03248236A (ja) * 1990-02-26 1991-11-06 Mitsubishi Electric Corp ウエイトコントロール装置
US6782483B2 (en) 1990-03-23 2004-08-24 Matsushita Electric Industrial Co., Ltd. Data processing apparatus
DE69123770T2 (de) 1990-03-23 1997-06-19 Matsushita Electric Ind Co Ltd Hand-Datenverarbeitungsgerät mit reduziertem Leistungsverbrauch
IT1247641B (it) * 1990-04-26 1994-12-28 St Microelectronics Srl Trasferimento di dati in modo dma durante fasi di risveglio durante lo stato di attesa per interruzione di un microprocessore con riduzione di consumo
US5355503A (en) * 1990-05-31 1994-10-11 National Semiconductor Corporation Event driven scanning of data input equipment using multi-input wake-up techniques
US5303390A (en) * 1990-06-28 1994-04-12 Dallas Semiconductor Corporation Microprocessor auxiliary with combined pin for reset output and pushbutton input
GB2246455A (en) * 1990-07-23 1992-01-29 Philips Electronic Associated Altering the rate at which digital circuitry operates
JPH04130510A (ja) * 1990-09-21 1992-05-01 Hitachi Ltd 情報処理装置の省電力方式
AU8908691A (en) * 1990-10-12 1992-05-20 Intel Corporation Slow memory refresh in a computer with a limited supply of power
US5237692A (en) * 1990-11-09 1993-08-17 Ast Research Inc. Internal interrupt controller for a peripheral controller
US5280283A (en) * 1990-11-09 1994-01-18 Ast Research, Inc. Memory mapped keyboard controller
US5560017A (en) * 1990-11-09 1996-09-24 Wang Laboratories, Inc. System with clock frequency controller responsive to interrupt independent of software routine and software loop repeatedly executing instruction to slow down system clock
JPH0511876A (ja) * 1990-12-25 1993-01-22 Mitsubishi Electric Corp デイジタル回路装置
US5414860A (en) * 1991-01-29 1995-05-09 International Business Machines Incorporated Power management initialization for a computer operable under a plurality of operating systems
US5239652A (en) * 1991-02-04 1993-08-24 Apple Computer, Inc. Arrangement for reducing computer power consumption by turning off the microprocessor when inactive
FI88657C (fi) * 1991-02-12 1993-06-10 Nokia Mobile Phones Ltd Foerfarande foer att minska stroemfoerbrukningen i en mobiltelefon
US5566340A (en) * 1991-02-14 1996-10-15 Dell Usa L.P. Portable computer system with adaptive power control parameters
US5410711A (en) * 1991-02-14 1995-04-25 Dell Usa, L.P. Portable computer with BIOS-independent power management
JPH0776894B2 (ja) * 1991-02-25 1995-08-16 インターナショナル・ビジネス・マシーンズ・コーポレイション プロセッサ用クロック信号の制御方法及び情報処理システム
US5307488A (en) * 1991-03-15 1994-04-26 Nippon Steel Corporation System interruption apparatus
US5203003A (en) * 1991-03-28 1993-04-13 Echelon Corporation Computer architecture for conserving power by using shared resources and method for suspending processor execution in pipeline
JPH04333119A (ja) * 1991-05-09 1992-11-20 Matsushita Electric Ind Co Ltd 情報処理装置
US5319785A (en) * 1991-06-28 1994-06-07 Digital Equipment Corporation Polling of I/O device status comparison performed in the polled I/O device
US5237684A (en) * 1991-08-12 1993-08-17 International Business Machines Corporation Customized and versatile event monitor within event management services of a computer system
US5355484A (en) * 1991-08-12 1994-10-11 International Business Machines Corporation Dynamically established event monitors in event management services of a computer system
US5305454A (en) * 1991-08-12 1994-04-19 International Business Machines Corporation Notification of event handlers in broadcast or propagation mode by event management services in a computer system
US5625821A (en) * 1991-08-12 1997-04-29 International Business Machines Corporation Asynchronous or synchronous operation of event signaller by event management services in a computer system
JPH05108218A (ja) * 1991-10-11 1993-04-30 Toshiba Corp コンピユータシステム
US5832286A (en) * 1991-12-04 1998-11-03 Sharp Kabushiki Kaisha Power control apparatus for digital electronic device
JP3237926B2 (ja) * 1991-12-04 2001-12-10 シャープ株式会社 デジタル電子機器用電力制御装置、該電力制御装置を備えた処理装置、及び該処理装置を備えたデジタル電子機器用電力管理システム
US5369771A (en) * 1991-12-23 1994-11-29 Dell U.S.A., L.P. Computer with transparent power-saving manipulation of CPU clock
US5630143A (en) * 1992-03-27 1997-05-13 Cyrix Corporation Microprocessor with externally controllable power management
US6343363B1 (en) 1994-09-22 2002-01-29 National Semiconductor Corporation Method of invoking a low power mode in a computer system using a halt instruction
JP3529805B2 (ja) * 1992-03-27 2004-05-24 ナショナル・セミコンダクター・コーポレイション ハードウェア制御パワー管理機能と選択可能な入出力制御ピンとを有するマイクロプロセッサ
US5423045A (en) * 1992-04-15 1995-06-06 International Business Machines Corporation System for distributed power management in portable computers
US5404543A (en) * 1992-05-29 1995-04-04 International Business Machines Corporation Method and system for reducing an amount of power utilized by selecting a lowest power mode from a plurality of power modes
DE69320417T3 (de) * 1992-06-12 2004-05-19 Texas Instruments Inc., Dallas Verfahren und Gerät zur Änderung der Taktfrequenz eines Prozessors
US5485625A (en) * 1992-06-29 1996-01-16 Ford Motor Company Method and apparatus for monitoring external events during a microprocessor's sleep mode
US5324992A (en) * 1992-07-01 1994-06-28 Carnegie Mellon University Self-timing integrated circuits having low clock signal during inactive periods
US5452434A (en) * 1992-07-14 1995-09-19 Advanced Micro Devices, Inc. Clock control for power savings in high performance central processing units
JP3742839B2 (ja) * 1992-07-21 2006-02-08 レジェリティ・インコーポレイテッド シャットダウンモードにおかれることが可能なクロック発生器
US5404459A (en) * 1992-07-21 1995-04-04 Advanced Micro Devices Serial interface module and method in which the clock is only activated to send a predetermined number of data bits
US5287292A (en) * 1992-10-16 1994-02-15 Picopower Technology, Inc. Heat regulator for integrated circuits
US5392437A (en) * 1992-11-06 1995-02-21 Intel Corporation Method and apparatus for independently stopping and restarting functional units
US5339445A (en) * 1992-11-16 1994-08-16 Harris Corporation Method of autonomously reducing power consumption in a computer sytem by compiling a history of power consumption
US5457781A (en) * 1993-01-04 1995-10-10 Amdahl Corporation System having main unit for shutting off clocks to memory upon completion of writing data into memory and information supervising unit to read the data
US5630144A (en) * 1993-02-19 1997-05-13 Phoenix Technologies Ltd. Desktop computer monitor power control using keyboard controller
US5603036A (en) * 1993-02-19 1997-02-11 Intel Corporation Power management system for components used in battery powered applications
US5485623A (en) * 1993-03-10 1996-01-16 Hitachi, Ltd. Information processor having high speed and safety resume system
US5692203A (en) * 1993-03-12 1997-11-25 Psc, Inc. Power up/power down for electronic hardware which conserves electric power
US5420808A (en) * 1993-05-13 1995-05-30 International Business Machines Corporation Circuitry and method for reducing power consumption within an electronic circuit
US5528463A (en) * 1993-07-16 1996-06-18 Dallas Semiconductor Corp. Low profile sockets and modules for surface mountable applications
US5579206A (en) * 1993-07-16 1996-11-26 Dallas Semiconductor Corporation Enhanced low profile sockets and module systems
US5513359A (en) * 1993-07-23 1996-04-30 International Business Machines Corporation Desktop computer having a single-switch suspend/resume function
US5497494A (en) * 1993-07-23 1996-03-05 International Business Machines Corporation Method for saving and restoring the state of a CPU executing code in protected mode
US5548763A (en) * 1993-07-26 1996-08-20 International Business Machines Corporation Desk top computer system having multi-level power management
US5913071A (en) * 1993-07-26 1999-06-15 National Semiconductor Corporation Scalar interrupt-acknowledgement system that responds to a plurality of events with a single interrupt signal
US5511202A (en) * 1993-07-26 1996-04-23 International Business Machines Corporation Desktop computer system having zero-volt system suspend and control unit for ascertaining interrupt controller base address
AU732436B2 (en) * 1993-07-26 2001-04-26 Lenovo (Singapore) Pte. Ltd. Desktop computer system having multi-level power management
US5408668A (en) * 1993-07-28 1995-04-18 Tornai; Richard Method and apparatus for controlling the provision of power to computer peripherals
US7216064B1 (en) * 1993-09-21 2007-05-08 Intel Corporation Method and apparatus for programmable thermal sensor for an integrated circuit
US5894577A (en) * 1993-09-22 1999-04-13 Advanced Micro Devices, Inc. Interrupt controller with external in-service indication for power management within a computer system
DE69432697T2 (de) * 1993-12-01 2004-03-25 Advanced Micro Devices, Inc., Sunnyvale Stromverwaltung für Rechnersystem und Verfahren hierfür
JPH07182857A (ja) * 1993-12-24 1995-07-21 Toshiba Corp マイコンシステム
US5706407A (en) * 1993-12-28 1998-01-06 Kabushiki Kaisha Toshiba System for reallocation of memory banks in memory sized order
US5546568A (en) * 1993-12-29 1996-08-13 Intel Corporation CPU clock control unit
CA2113492A1 (en) * 1994-01-14 1995-07-15 Donald W. Church Apparatus and method for identifying metallic tokens and coins
US5640573A (en) * 1994-02-02 1997-06-17 Advanced Micro Devices, Inc. Power management message bus for integrated processor
ATE278984T1 (de) * 1994-02-02 2004-10-15 Advanced Micro Devices Inc Leistungssteuerung in einem asynchronen sender/empfänger
US5493684A (en) * 1994-04-06 1996-02-20 Advanced Micro Devices Power management architecture including a power management messaging bus for conveying an encoded activity signal for optimal flexibility
WO1995028671A1 (en) * 1994-04-18 1995-10-26 Green Logic Inc. An improved system logic controller for digital computers
KR960012838B1 (ko) * 1994-06-20 1996-09-24 삼성전자 주식회사 스톱 클럭 제어장치와 그 방법
US7167993B1 (en) 1994-06-20 2007-01-23 Thomas C Douglass Thermal and power management for computer systems
US5752011A (en) 1994-06-20 1998-05-12 Thomas; C. Douglas Method and system for controlling a processor's clock frequency in accordance with the processor's temperature
US5721934A (en) * 1994-06-29 1998-02-24 Intel Corporation Retrofit external power saving system and method for use
US5511204A (en) * 1994-09-07 1996-04-23 International Business Machines Corporation Performing system tasks at power-off using system management interrupt
US5530879A (en) * 1994-09-07 1996-06-25 International Business Machines Corporation Computer system having power management processor for switching power supply from one state to another responsive to a closure of a switch, a detected ring or an expiration of a timer
US5590341A (en) * 1994-09-30 1996-12-31 Intel Corporation Method and apparatus for reducing power consumption in a computer system using ready delay
US5754869A (en) * 1994-10-04 1998-05-19 Intel Corporation Method and apparatus for managing power consumption of the CPU and on-board system devices of personal computers
ATE205616T1 (de) * 1994-10-19 2001-09-15 Advanced Micro Devices Inc Integrierte prozessorsysteme für tragbare informationsgeräte
JPH08147064A (ja) * 1994-11-24 1996-06-07 Mitsubishi Denki Semiconductor Software Kk 間欠動作回路
JP2885112B2 (ja) * 1995-01-27 1999-04-19 株式会社デンソー 半導体集積回路
JPH08202468A (ja) * 1995-01-27 1996-08-09 Hitachi Ltd マルチプロセッサシステム
US5724592A (en) * 1995-03-31 1998-03-03 Intel Corporation Method and apparatus for managing active power consumption in a microprocessor controlled storage device
CA2173428A1 (en) 1995-04-06 1996-10-07 Donald W. Church Electronic parking meter
GB2301202B (en) * 1995-05-19 1999-09-22 Advanced Risc Mach Ltd Controlling processing clock signals
TW327707B (en) * 1995-05-18 1998-03-01 Motorola Inc Method for producing power consumption in a portable electronic device with a liquid crystal display screen
JPH08328684A (ja) 1995-05-30 1996-12-13 Toshiba Corp コンピュータシステム
JP3075957B2 (ja) * 1995-05-30 2000-08-14 株式会社東芝 コンピュータシステム
US5752044A (en) * 1995-06-07 1998-05-12 International Business Machines Corporation Computer system having multi-level suspend timers to suspend from operation in attended and unattended modes
US5587672A (en) * 1995-09-25 1996-12-24 Neomagic Corp. Dynamic logic having power-down mode with periodic clock refresh for a low-power graphics controller
US5708819A (en) * 1995-10-10 1998-01-13 Standard Microsystems Corporation Process and apparatus for generating power management events in a computer system
JP3621497B2 (ja) * 1996-03-01 2005-02-16 株式会社東芝 コンピュータシステム及び同システムにおけるクロック停止信号制御方法
DE19608776C2 (de) * 1996-03-07 2003-03-20 Atmel Germany Gmbh Integrierte Schaltungsanordnung mit einer mit einem Datenbus verbundenen Buslogikeinheit
US5983355A (en) * 1996-05-20 1999-11-09 National Semiconductor Corporation Power conservation method and apparatus activated by detecting specific fixed interrupt signals indicative of system inactivity and excluding prefetched signals
US5848281A (en) * 1996-07-23 1998-12-08 Smalley; Kenneth George Method and apparatus for powder management in a multifunction controller with an embedded microprocessor
US5790609A (en) * 1996-11-04 1998-08-04 Texas Instruments Incorporated Apparatus for cleanly switching between various clock sources in a data processing system
US5903746A (en) * 1996-11-04 1999-05-11 Texas Instruments Incorporated Apparatus and method for automatically sequencing clocks in a data processing system when entering or leaving a low power state
US5949261A (en) 1996-12-17 1999-09-07 Cypress Semiconductor Corp. Method and circuit for reducing power and/or current consumption
US6055489A (en) * 1997-04-15 2000-04-25 Intel Corporation Temperature measurement and compensation scheme
US5964881A (en) * 1997-11-11 1999-10-12 Advanced Micro Devices System and method to control microprocessor startup to reduce power supply bulk capacitance needs
US6675233B1 (en) * 1998-03-26 2004-01-06 O2 Micro International Limited Audio controller for portable electronic devices
US6954804B2 (en) * 1998-03-26 2005-10-11 Micro, Inc. Controller for portable electronic devices
US6895448B2 (en) 1998-03-26 2005-05-17 O2 Micro, Inc. Low-power audio CD player for portable computers
US6125440A (en) * 1998-05-21 2000-09-26 Tellabs Operations, Inc. Storing executing instruction sequence for re-execution upon backward branch to reduce power consuming memory fetch
DE19830068A1 (de) * 1998-06-30 2000-01-05 Teles Ag Verfahren zur Steuerung bestimmter Modi oder Funktionen eines an einen Bus angeschlossenen Endgerätes
US6393374B1 (en) 1999-03-30 2002-05-21 Intel Corporation Programmable thermal management of an integrated circuit die
US6363490B1 (en) 1999-03-30 2002-03-26 Intel Corporation Method and apparatus for monitoring the temperature of a processor
US6606674B1 (en) * 2000-02-24 2003-08-12 Intel Corporation Method and apparatus for reducing circular list's thrashing by detecting the queues' status on a circular linked list
US6665802B1 (en) 2000-02-29 2003-12-16 Infineon Technologies North America Corp. Power management and control for a microcontroller
US7263567B1 (en) 2000-09-25 2007-08-28 Intel Corporation Method and apparatus for lowering the die temperature of a microprocessor and maintaining the temperature below the die burn out
US7522964B2 (en) 2000-12-01 2009-04-21 O2Micro International Limited Low power digital audio decoding/playing system for computing devices
US7818443B2 (en) * 2000-12-01 2010-10-19 O2Micro International Ltd. Low power digital audio decoding/playing system for computing devices
US7526349B2 (en) * 2000-12-01 2009-04-28 O2Micro International Limited Low power digital audio decoding/playing system for computing devices
US7522965B2 (en) 2000-12-01 2009-04-21 O2Micro International Limited Low power digital audio decoding/playing system for computing devices
US7522966B2 (en) * 2000-12-01 2009-04-21 O2Micro International Limited Low power digital audio decoding/playing system for computing devices
US7890741B2 (en) * 2000-12-01 2011-02-15 O2Micro International Limited Low power digital audio decoding/playing system for computing devices
US7069367B2 (en) * 2000-12-29 2006-06-27 Intel Corporation Method and apparatus for avoiding race condition with edge-triggered interrupts
US6768362B1 (en) 2001-08-13 2004-07-27 Cypress Semiconductor Corp. Fail-safe zero delay buffer with automatic internal reference
JP2003058272A (ja) * 2001-08-21 2003-02-28 Mitsubishi Electric Corp 半導体装置およびそれに用いられる半導体チップ
US7325050B2 (en) * 2001-09-19 2008-01-29 Dell Products L.P. System and method for strategic power reduction in a computer system
US7337333B2 (en) * 2001-09-19 2008-02-26 Dell Products L.P. System and method for strategic power supply sequencing in a computer system with multiple processing resources and multiple power supplies
US7111179B1 (en) 2001-10-11 2006-09-19 In-Hand Electronics, Inc. Method and apparatus for optimizing performance and battery life of electronic devices based on system and application parameters
JP4079653B2 (ja) * 2002-02-22 2008-04-23 三洋電機株式会社 クロック制御方法及びクロック制御回路
US7670224B2 (en) * 2002-04-03 2010-03-02 Igt Gaming apparatus with power saving feature
US6924667B2 (en) * 2002-07-19 2005-08-02 O2Micro International Limited Level shifting and level-shifting amplifier circuits
JP2004078581A (ja) * 2002-08-19 2004-03-11 Nec Corp 通信データ処理回路
US8250406B2 (en) * 2003-08-19 2012-08-21 Intel Corporation Operational state preservation in the absence of AC power
CN1327344C (zh) * 2003-08-19 2007-07-18 英特尔公司 无交流电源时保存和恢复工作状态的基本输入/输出系统
US20060026530A1 (en) * 2004-07-30 2006-02-02 Texas Instruments Incorporated DMA overlay addressing methodology for optimizing power and improving memory bandwidth for display engines
JP3870970B2 (ja) * 2005-03-15 2007-01-24 セイコーエプソン株式会社 プロセッサ制御装置
US8627116B2 (en) * 2007-08-07 2014-01-07 Maxim Integrated Products, Inc. Power conservation in an intrusion detection system
CA2664291C (en) 2008-04-25 2013-09-17 J.J. Mackay Canada Limited Improved data collection system for electronic parking meters
JP4711269B2 (ja) * 2008-11-21 2011-06-29 インターナショナル・ビジネス・マシーンズ・コーポレーション メモリ電力制御方法及びメモリ電力制御プログラム
US20100146169A1 (en) * 2008-12-05 2010-06-10 Nuvoton Technology Corporation Bus-handling
WO2010071972A1 (en) 2008-12-23 2010-07-01 J.J.Mackay Canada Limited Low power wireless parking meter and parking meter network
US7907003B2 (en) * 2009-01-14 2011-03-15 Standard Microsystems Corporation Method for improving power-supply rejection
US10198062B2 (en) * 2009-11-20 2019-02-05 Nxp B.V. Microprocessor to resume clocking and execution based on external input pattern detection
CA2756489C (en) 2011-03-03 2023-09-26 J.J. Mackay Canada Limited Parking meter with contactless payment
CA145137S (en) 2012-04-02 2013-07-22 Jj Mackay Canada Ltd Single space parking meter
CA2894350C (en) 2015-06-16 2023-03-28 J.J. Mackay Canada Limited Coin chute with anti-fishing assembly
US11922756B2 (en) 2019-01-30 2024-03-05 J.J. Mackay Canada Limited Parking meter having touchscreen display
CA3031936A1 (en) 2019-01-30 2020-07-30 J.J. Mackay Canada Limited Spi keyboard module for a parking meter and a parking meter having an spi keyboard module

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3411147A (en) * 1966-03-24 1968-11-12 Burroughs Corp Apparatus for executing halt instructions in a multi-program processor
US3941989A (en) * 1974-12-13 1976-03-02 Mos Technology, Inc. Reducing power consumption in calculators
JPS5368051A (en) * 1976-11-29 1978-06-17 Sharp Corp Integrated circuit device
US4077011A (en) * 1976-12-20 1978-02-28 International Business Machines Corporation Uncertain interval timer using a variable length shift register
US4203153A (en) * 1978-04-12 1980-05-13 Diebold, Incorporated Circuit for reducing power consumption in battery operated microprocessor based systems
US4279020A (en) * 1978-08-18 1981-07-14 Bell Telephone Laboratories, Incorporated Power supply circuit for a data processor
DE2911998C2 (de) * 1979-03-27 1985-11-07 Robert Bosch Gmbh, 7000 Stuttgart Stromversorgung für einen Mikroprozessor, der elektrische Einrichtungen, insbesondere eines Kraftfahrzeuges steuert
US4758945A (en) * 1979-08-09 1988-07-19 Motorola, Inc. Method for reducing power consumed by a static microprocessor
JPS5950072B2 (ja) * 1979-09-13 1984-12-06 カシオ計算機株式会社 オ−トパワ−オフ装置
JPS5654529A (en) * 1979-10-08 1981-05-14 Nec Corp Data processor
US4316247A (en) * 1979-10-30 1982-02-16 Texas Instruments, Inc. Low power consumption data processing system
US4293927A (en) * 1979-12-12 1981-10-06 Casio Computer Co., Ltd. Power consumption control system for electronic digital data processing devices
US4317180A (en) * 1979-12-26 1982-02-23 Texas Instruments Incorporated Clocked logic low power standby mode
US4409665A (en) * 1979-12-26 1983-10-11 Texas Instruments Incorporated Turn-off-processor between keystrokes
GB2080585B (en) * 1980-07-22 1984-07-04 Tokyo Shibaura Electric Co Semiconductor integrated circuit with reduced power consumption
JPS5775335A (en) * 1980-10-27 1982-05-11 Hitachi Ltd Data processor
JPS58222349A (ja) * 1982-06-18 1983-12-24 Nec Corp 情報処理装置
US4545030A (en) * 1982-09-28 1985-10-01 The John Hopkins University Synchronous clock stopper for microprocessor
US4698748A (en) * 1983-10-07 1987-10-06 Essex Group, Inc. Power-conserving control system for turning-off the power and the clocking for data transactions upon certain system inactivity
US4573117A (en) * 1983-11-07 1986-02-25 Motorola, Inc. Method and apparatus in a data processor for selectively disabling a power-down instruction
US4780843A (en) * 1983-11-07 1988-10-25 Motorola, Inc. Wait mode power reduction system and method for data processor
US4586179A (en) * 1983-12-09 1986-04-29 Zenith Electronics Corporation Microprocessor reset with power level detection and watchdog timer
JPS60154709A (ja) * 1984-01-25 1985-08-14 Toshiba Corp クロツク信号発生回路
US4627085A (en) * 1984-06-29 1986-12-02 Applied Micro Circuits Corporation Flip-flop control circuit
US4665328A (en) * 1984-07-27 1987-05-12 National Semiconductor Corporation Multiple clock power down method and structure
US4757505A (en) * 1986-04-30 1988-07-12 Elgar Electronics Corp. Computer power system

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EP0229692B1 (de) 1992-04-29
CN1003961B (zh) 1989-04-19
US4851987A (en) 1989-07-25
CN86108202A (zh) 1987-07-29
HK88292A (en) 1992-11-20
SG93592G (en) 1992-12-04
EP0229692A2 (de) 1987-07-22
JPS62169219A (ja) 1987-07-25
EP0229692A3 (en) 1988-01-13
BR8606400A (pt) 1987-10-13
AR242669A1 (es) 1993-04-30

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