SE432310B - Klockpulsstyrd elektronikanordning - Google Patents

Klockpulsstyrd elektronikanordning

Info

Publication number
SE432310B
SE432310B SE7707513A SE7707513A SE432310B SE 432310 B SE432310 B SE 432310B SE 7707513 A SE7707513 A SE 7707513A SE 7707513 A SE7707513 A SE 7707513A SE 432310 B SE432310 B SE 432310B
Authority
SE
Sweden
Prior art keywords
electronic device
clock pulse
pulse control
control electronic
clock
Prior art date
Application number
SE7707513A
Other languages
English (en)
Other versions
SE7707513L (sv
Inventor
T Tsunoda
Original Assignee
Canon Kk
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 Canon Kk filed Critical Canon Kk
Publication of SE7707513L publication Critical patent/SE7707513L/sv
Publication of SE432310B publication Critical patent/SE432310B/sv

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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; CALCULATING OR 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
    • 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
    • G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/4078—Safety or protection circuits, e.g. for preventing inadvertent or unauthorised reading or writing; Status cells; Test cells
    • 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
SE7707513A 1976-06-30 1977-06-29 Klockpulsstyrd elektronikanordning SE432310B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7718676A JPS533120A (en) 1976-06-30 1976-06-30 Control circuit

Publications (2)

Publication Number Publication Date
SE7707513L SE7707513L (sv) 1977-12-31
SE432310B true SE432310B (sv) 1984-03-26

Family

ID=13626772

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7707513A SE432310B (sv) 1976-06-30 1977-06-29 Klockpulsstyrd elektronikanordning

Country Status (4)

Country Link
US (1) US4137563A (sv)
JP (1) JPS533120A (sv)
IT (1) IT1115867B (sv)
SE (1) SE432310B (sv)

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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
AU6606881A (en) * 1980-01-16 1981-07-23 Medtronic, Inc. Pacemaker
US4463440A (en) * 1980-04-15 1984-07-31 Sharp Kabushiki Kaisha System clock generator in integrated circuit
JPS5775335A (en) * 1980-10-27 1982-05-11 Hitachi Ltd Data processor
JPS5881334A (ja) * 1981-11-11 1983-05-16 Hitachi Ltd 情報処理装置
JPS58127262A (ja) * 1982-01-25 1983-07-29 Toshiba Corp マイクロコンピユ−タ
US4595978A (en) * 1982-09-30 1986-06-17 Automatic Power, Inc. Programmable control circuit for controlling the on-off operation of an indicator device
US4780843A (en) * 1983-11-07 1988-10-25 Motorola, Inc. Wait mode power reduction system and method for data processor
US4573117A (en) * 1983-11-07 1986-02-25 Motorola, Inc. Method and apparatus in a data processor for selectively disabling a power-down instruction
US4631702A (en) * 1984-02-28 1986-12-23 Canadian Patents and Deveopment Limited--Societe Canadienne des Brevets et d'Exploitation Limitee Computer speed control
JPS60198618A (ja) * 1984-03-21 1985-10-08 Oki Electric Ind Co Ltd ダイナミツク論理回路
US4627085A (en) * 1984-06-29 1986-12-02 Applied Micro Circuits Corporation Flip-flop control circuit
US4825407A (en) * 1984-07-26 1989-04-25 Miles Inc. Method and circuit for controlling single chip microcomputer
JPS6145354A (ja) * 1984-08-10 1986-03-05 Nec Corp マイクロプロセツサ
US4843263A (en) * 1986-01-10 1989-06-27 Nec Corporation Clock timing controller for a plurality of LSI chips
US4862348A (en) * 1986-01-20 1989-08-29 Nec Corporation Microcomputer having high-speed and low-speed operation modes for reading a memory
JPS63163912A (ja) * 1986-12-26 1988-07-07 Toshiba Corp マイクロコンピユ−タシステム
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
CA2063413C (en) * 1989-06-30 2000-08-15 Leroy D. Harper Computer power management system
US6158012A (en) * 1989-10-30 2000-12-05 Texas Instruments Incorporated Real-time power conservation and thermal management for computers
US5218704A (en) 1989-10-30 1993-06-08 Texas Instruments Real-time power conservation for portable computers
JPH04143819A (ja) * 1989-12-15 1992-05-18 Hitachi Ltd 消費電力制御方法、半導体集積回路装置およびマイクロプロセツサ
AU8908691A (en) * 1990-10-12 1992-05-20 Intel Corporation Slow memory refresh in a computer with a limited supply of power
WO1993016883A1 (en) * 1992-02-26 1993-09-02 Seiko Epson Corporation Additional electronic device and electronic system
WO1993023825A1 (en) * 1992-05-20 1993-11-25 Seiko Epson Corporation Cartridge for electronic apparatus
US8213431B2 (en) * 2008-01-18 2012-07-03 The Boeing Company System and method for enabling wireless real time applications over a wide area network in high signal intermittence environments
US5287292A (en) * 1992-10-16 1994-02-15 Picopower Technology, Inc. Heat regulator for integrated circuits
US5587675A (en) * 1993-08-12 1996-12-24 At&T Global Information Solutions Company Multiclock controller
US5471625A (en) * 1993-09-27 1995-11-28 Motorola, Inc. Method and apparatus for entering a low-power mode and controlling an external bus of a data processing system during low-power mode
EP0651314A1 (en) * 1993-10-27 1995-05-03 International Business Machines Corporation An apparatus and method for thermally protecting a processing device
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
US5550710A (en) * 1994-09-09 1996-08-27 Hitachi Computer Products (America), Inc. Packaging and cooling structure for the personal processor module
US5907562A (en) * 1996-07-31 1999-05-25 Nokia Mobile Phones Limited Testable integrated circuit with reduced power dissipation
JP3961619B2 (ja) * 1997-06-03 2007-08-22 株式会社東芝 コンピュータシステムおよびその処理速度制御方法
US6097243A (en) * 1998-07-21 2000-08-01 International Business Machines Corporation Device and method to reduce power consumption in integrated semiconductor devices using a low power groggy mode
EP0982665A3 (en) * 1998-08-21 2004-02-04 Matsushita Electronics Corporation A bus system and a master device that stabilizes bus electric potential during non-access periods
US6094071A (en) * 1999-03-15 2000-07-25 International Business Machines Corporation Initialization of floating body dynamic circuitry
US7100061B2 (en) 2000-01-18 2006-08-29 Transmeta Corporation Adaptive power control
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
KR100940260B1 (ko) * 2003-07-14 2010-02-04 삼성전자주식회사 다이나믹 주파수 스케일링에 따라 동작 모드의 제어가가능한 반도체 시스템 및 동작 모드 제어 방법
CN101568906B (zh) * 2006-12-28 2012-12-26 诺基亚公司 用于控制对存储单元的访问的方法、系统和电路
US8738937B2 (en) * 2010-07-13 2014-05-27 Intel Corporation Method and apparatus to limit memory power

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US3453601A (en) * 1966-10-18 1969-07-01 Philco Ford Corp Two speed arithmetic calculator
US3508207A (en) * 1966-11-19 1970-04-21 Nippon Electric Co Supervisory method comprising variable delay-time memory for code transmission system
US3576433A (en) * 1968-04-29 1971-04-27 Msi Data Corp Data entry verification system
JPS5020421B1 (sv) * 1968-06-03 1975-07-15
US3702463A (en) * 1970-12-23 1972-11-07 Nasa Data processor with conditionally supplied clock signals
US3740730A (en) * 1971-06-30 1973-06-19 Ibm Latchable decoder driver and memory array
US3736569A (en) * 1971-10-13 1973-05-29 Ibm System for controlling power consumption in a computer
US3919695A (en) * 1973-12-26 1975-11-11 Ibm Asynchronous clocking apparatus
US3970995A (en) * 1974-02-27 1976-07-20 Texas Instruments Incorporated Slaving calculator chips
GB1466603A (en) * 1974-11-06 1977-03-09 Burroughs Corp Flip-flop controlled clock gating system
US4060794A (en) * 1976-03-31 1977-11-29 Honeywell Information Systems Inc. Apparatus and method for generating timing signals for latched type memories

Also Published As

Publication number Publication date
IT1115867B (it) 1986-02-10
JPS533120A (en) 1978-01-12
SE7707513L (sv) 1977-12-31
US4137563A (en) 1979-01-30

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