JPS5235266B1 - - Google Patents

Info

Publication number
JPS5235266B1
JPS5235266B1 JP46098346A JP9834671A JPS5235266B1 JP S5235266 B1 JPS5235266 B1 JP S5235266B1 JP 46098346 A JP46098346 A JP 46098346A JP 9834671 A JP9834671 A JP 9834671A JP S5235266 B1 JPS5235266 B1 JP S5235266B1
Authority
JP
Japan
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
JP46098346A
Other versions
JPS4732751A (ja
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 filed Critical
Publication of JPS4732751A publication Critical patent/JPS4732751A/ja
Publication of JPS5235266B1 publication Critical patent/JPS5235266B1/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G06F13/18—Handling requests for interconnection or transfer for access to memory bus based on priority control
    • 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
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/12—Synchronisation of different clock signals provided by a plurality of clock generators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
    • G06F13/4234—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a memory bus
    • G06F13/4243—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a memory bus with synchronous protocol
JP46098346A 1971-03-10 1971-12-07 Pending JPS5235266B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12289371A 1971-03-10 1971-03-10

Publications (2)

Publication Number Publication Date
JPS4732751A JPS4732751A (ja) 1972-11-16
JPS5235266B1 true JPS5235266B1 (ja) 1977-09-08

Family

ID=22405465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46098346A Pending JPS5235266B1 (ja) 1971-03-10 1971-12-07

Country Status (5)

Country Link
US (1) US3715729A (ja)
JP (1) JPS5235266B1 (ja)
DE (1) DE2157982C2 (ja)
FR (1) FR2140980A5 (ja)
GB (1) GB1318673A (ja)

Families Citing this family (61)

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US3806887A (en) * 1973-01-02 1974-04-23 Fte Automatic Electric Labor I Access circuit for central processors of digital communication system
JPS5129998B2 (ja) * 1973-09-06 1976-08-28
US3932847A (en) * 1973-11-06 1976-01-13 International Business Machines Corporation Time-of-day clock synchronization among multiple processing units
US3919695A (en) * 1973-12-26 1975-11-11 Ibm Asynchronous clocking apparatus
US3988716A (en) * 1974-08-05 1976-10-26 Nasa Computer interface system
JPS5718607B2 (ja) * 1975-03-04 1982-04-17
US4034347A (en) * 1975-08-08 1977-07-05 Bell Telephone Laboratories, Incorporated Method and apparatus for controlling a multiprocessor system
JPS5837585B2 (ja) * 1975-09-30 1983-08-17 株式会社東芝 ケイサンキソウチ
US4021784A (en) * 1976-03-12 1977-05-03 Sperry Rand Corporation Clock synchronization system
JPS537791A (en) * 1976-07-12 1978-01-24 Nippon Shokubai Kagaku Kogyo Co Ltd Method for improving storage stability of thermosetting resins
JPS5319615A (en) * 1976-08-06 1978-02-23 Mitsui Toatsu Chemicals Water stopping agent
SE399773B (sv) * 1977-03-01 1978-02-27 Ellemtel Utvecklings Ab Adress- och avbrottsignalgenerator
US4152764A (en) * 1977-03-16 1979-05-01 International Business Machines Corporation Floating-priority storage control for processors in a multi-processor system
US4164787A (en) * 1977-11-09 1979-08-14 Bell Telephone Laboratories, Incorporated Multiple microprocessor intercommunication arrangement
US4209839A (en) * 1978-06-16 1980-06-24 International Business Machines Corporation Shared synchronous memory multiprocessing arrangement
FR2461300A1 (fr) * 1979-07-10 1981-01-30 Lucas Industries Ltd Appareil de calcul numerique comportant deux dispositifs de calcul numerique dont chacun est commande par sa propre horloge
US4344134A (en) * 1980-06-30 1982-08-10 Burroughs Corporation Partitionable parallel processor
FR2506478A1 (fr) * 1981-05-20 1982-11-26 Telephonie Ind Commerciale Dispositif pour augmenter la securite de fonctionnement d'une horloge dupliquee
US4503490A (en) * 1981-06-10 1985-03-05 At&T Bell Laboratories Distributed timing system
US4764865A (en) * 1982-06-21 1988-08-16 International Business Machines Corp. Circuit for allocating memory cycles to two processors that share memory
US4591977A (en) * 1983-03-23 1986-05-27 The United States Of America As Represented By The Secretary Of The Air Force Plurality of processors where access to the common memory requires only a single clock interval
US4591975A (en) * 1983-07-18 1986-05-27 Data General Corporation Data processing system having dual processors
NL8400186A (nl) * 1984-01-20 1985-08-16 Philips Nv Processorsysteem bevattende een aantal stations verbonden door een kommunikatienetwerk, alsmede station voor gebruik in zo een processorsysteem.
US4677566A (en) * 1984-10-18 1987-06-30 Burroughs Corporation Power control network for multiple digital modules
US4823262A (en) * 1987-06-26 1989-04-18 Honeywell Bull Inc. Apparatus for dynamically switching the clock source of a data processing system
US5237699A (en) * 1988-08-31 1993-08-17 Dallas Semiconductor Corp. Nonvolatile microprocessor with predetermined state on power-down
JP2836902B2 (ja) * 1989-05-10 1998-12-14 三菱電機株式会社 マルチプロセッサ型動画像符号化装置及びバス制御方法
US5504878A (en) * 1991-02-04 1996-04-02 International Business Machines Corporation Method and apparatus for synchronizing plural time-of-day (TOD) clocks with a central TOD reference over non-dedicated serial links using an on-time event (OTE) character
US5935253A (en) * 1991-10-17 1999-08-10 Intel Corporation Method and apparatus for powering down an integrated circuit having a core that operates at a speed greater than the bus frequency
US5842029A (en) * 1991-10-17 1998-11-24 Intel Corporation Method and apparatus for powering down an integrated circuit transparently and its phase locked loop
GB2260631B (en) * 1991-10-17 1995-06-28 Intel Corp Microprocessor 2X core design
US5473767A (en) * 1992-11-03 1995-12-05 Intel Corporation Method and apparatus for asynchronously stopping the clock in a processor
US5392437A (en) * 1992-11-06 1995-02-21 Intel Corporation Method and apparatus for independently stopping and restarting functional units
US5586332A (en) * 1993-03-24 1996-12-17 Intel Corporation Power management for low power processors through the use of auto clock-throttling
US5835934A (en) * 1993-10-12 1998-11-10 Texas Instruments Incorporated Method and apparatus of low power cache operation with a tag hit enablement
US5537570A (en) * 1993-10-12 1996-07-16 Texas Instruments Incorporated Cache with a tag duplicate fault avoidance system and method
US5813028A (en) * 1993-10-12 1998-09-22 Texas Instruments Incorporated Cache read miss request invalidation prevention method
EP0666525B1 (en) * 1994-02-04 2001-09-12 Intel Corporation Method and apparatus for control of power consumption in a computer system
US5802132A (en) * 1995-12-29 1998-09-01 Intel Corporation Apparatus for generating bus clock signals with a 1/N characteristic in a 2/N mode clocking scheme
US5834956A (en) * 1995-12-29 1998-11-10 Intel Corporation Core clock correction in a 2/N mode clocking scheme
US5821784A (en) * 1995-12-29 1998-10-13 Intel Corporation Method and apparatus for generating 2/N mode bus clock signals
US5884100A (en) * 1996-06-06 1999-03-16 Sun Microsystems, Inc. Low-latency, high-throughput, integrated cache coherent I/O system for a single-chip processor
US5826067A (en) * 1996-09-06 1998-10-20 Intel Corporation Method and apparatus for preventing logic glitches in a 2/n clocking scheme
US5862373A (en) * 1996-09-06 1999-01-19 Intel Corporation Pad cells for a 2/N mode clocking scheme
US6189076B1 (en) * 1997-11-14 2001-02-13 Lucent Technologies, Inc. Shared synchronous memory with a switching circuit controlled by an arbiter and method for glitch free switching of a clock signal
US6578155B1 (en) 2000-03-16 2003-06-10 International Business Machines Corporation Data processing system with adjustable clocks for partitioned synchronous interfaces
US6928027B2 (en) * 2003-04-11 2005-08-09 Qualcomm Inc Virtual dual-port synchronous RAM architecture
US7577806B2 (en) * 2003-09-23 2009-08-18 Symantec Operating Corporation Systems and methods for time dependent data storage and recovery
US7725760B2 (en) * 2003-09-23 2010-05-25 Symantec Operating Corporation Data storage system
US7577807B2 (en) * 2003-09-23 2009-08-18 Symantec Operating Corporation Methods and devices for restoring a portion of a data store
US7827362B2 (en) * 2004-08-24 2010-11-02 Symantec Corporation Systems, apparatus, and methods for processing I/O requests
US7239581B2 (en) * 2004-08-24 2007-07-03 Symantec Operating Corporation Systems and methods for synchronizing the internal clocks of a plurality of processor modules
US7631120B2 (en) * 2004-08-24 2009-12-08 Symantec Operating Corporation Methods and apparatus for optimally selecting a storage buffer for the storage of data
US7730222B2 (en) * 2004-08-24 2010-06-01 Symantec Operating System Processing storage-related I/O requests using binary tree data structures
US7296008B2 (en) * 2004-08-24 2007-11-13 Symantec Operating Corporation Generation and use of a time map for accessing a prior image of a storage device
US7904428B2 (en) * 2003-09-23 2011-03-08 Symantec Corporation Methods and apparatus for recording write requests directed to a data store
US7991748B2 (en) * 2003-09-23 2011-08-02 Symantec Corporation Virtual data store creation and use
US7409587B2 (en) * 2004-08-24 2008-08-05 Symantec Operating Corporation Recovering from storage transaction failures using checkpoints
US7287133B2 (en) * 2004-08-24 2007-10-23 Symantec Operating Corporation Systems and methods for providing a modification history for a location within a data store
EP1952236B1 (en) * 2005-10-14 2017-06-14 Symantec Operating Corporation Technique for timeline compression in a data store

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3421150A (en) * 1966-08-26 1969-01-07 Sperry Rand Corp Multiprocessor interrupt directory
US3480914A (en) * 1967-01-03 1969-11-25 Ibm Control mechanism for a multi-processor computing system

Also Published As

Publication number Publication date
JPS4732751A (ja) 1972-11-16
US3715729A (en) 1973-02-06
DE2157982A1 (de) 1972-09-14
FR2140980A5 (ja) 1973-01-19
GB1318673A (en) 1973-05-31
DE2157982C2 (de) 1982-04-08

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