FR2591770B1 - Dispositif de traitement de donnees forme de plusieurs modules de traitement de donnees fonctionnant en parallele, dispositif d'horloge a redondance multiple comportant plusieurs circuits d'horloge a autosynchronisation reciproque a utiliser dans un tel dispositif de traitement de donnees et circuit d'horloge a utiliser dans un tel dispositif d'horloge - Google Patents

Dispositif de traitement de donnees forme de plusieurs modules de traitement de donnees fonctionnant en parallele, dispositif d'horloge a redondance multiple comportant plusieurs circuits d'horloge a autosynchronisation reciproque a utiliser dans un tel dispositif de traitement de donnees et circuit d'horloge a utiliser dans un tel dispositif d'horloge

Info

Publication number
FR2591770B1
FR2591770B1 FR8613924A FR8613924A FR2591770B1 FR 2591770 B1 FR2591770 B1 FR 2591770B1 FR 8613924 A FR8613924 A FR 8613924A FR 8613924 A FR8613924 A FR 8613924A FR 2591770 B1 FR2591770 B1 FR 2591770B1
Authority
FR
France
Prior art keywords
data processing
clock
processing device
autosynchronization
circuit
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
Application number
FR8613924A
Other languages
English (en)
Other versions
FR2591770A1 (fr
Inventor
Carel Jan Leendert Van Driel
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2591770A1 publication Critical patent/FR2591770A1/fr
Application granted granted Critical
Publication of FR2591770B1 publication Critical patent/FR2591770B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1604—Error detection or correction of the data by redundancy in hardware where the fault affects the clock signals of a processing unit and the redundancy is at or within the level of clock signal generation hardware
    • 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
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
    • G06F11/187—Voting techniques
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
    • G06F11/183—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits by voting, the voting not being performed by the redundant components
    • G06F11/184—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits by voting, the voting not being performed by the redundant components where the redundant components implement processing functionality
    • G06F11/185—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits by voting, the voting not being performed by the redundant components where the redundant components implement processing functionality and the voting is itself performed redundantly

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Hardware Redundancy (AREA)
  • Multi Processors (AREA)
FR8613924A 1985-10-10 1986-10-07 Dispositif de traitement de donnees forme de plusieurs modules de traitement de donnees fonctionnant en parallele, dispositif d'horloge a redondance multiple comportant plusieurs circuits d'horloge a autosynchronisation reciproque a utiliser dans un tel dispositif de traitement de donnees et circuit d'horloge a utiliser dans un tel dispositif d'horloge Expired FR2591770B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8502768A NL8502768A (nl) 1985-10-10 1985-10-10 Dataverwerkingsinrichting, die uit meerdere, parallel-werkende dataverwerkingsmodules bestaat, multipel redundante klokinrichting, bevattende een aantal onderling zelf-synchroniserende klokschakelingen voor gebruik in zo een dataverwerkingsinrichting, en klokschakeling voor gebruik in zo een klokinrichting.

Publications (2)

Publication Number Publication Date
FR2591770A1 FR2591770A1 (fr) 1987-06-19
FR2591770B1 true FR2591770B1 (fr) 1988-06-10

Family

ID=19846697

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8613924A Expired FR2591770B1 (fr) 1985-10-10 1986-10-07 Dispositif de traitement de donnees forme de plusieurs modules de traitement de donnees fonctionnant en parallele, dispositif d'horloge a redondance multiple comportant plusieurs circuits d'horloge a autosynchronisation reciproque a utiliser dans un tel dispositif de traitement de donnees et circuit d'horloge a utiliser dans un tel dispositif d'horloge

Country Status (7)

Country Link
US (1) US4839855A (fr)
JP (1) JP2505771B2 (fr)
DE (1) DE3632205C2 (fr)
FR (1) FR2591770B1 (fr)
GB (1) GB2181580B (fr)
NL (1) NL8502768A (fr)
SE (1) SE469097B (fr)

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US5204952A (en) * 1988-07-18 1993-04-20 Northern Telecom Limited Duplex processor arrangement for a switching system
US4984241A (en) * 1989-01-23 1991-01-08 The Boeing Company Tightly synchronized fault tolerant clock
ATE134284T1 (de) * 1989-04-28 1996-02-15 Siemens Ag Taktverteilereinrichtung
US5204944A (en) * 1989-07-28 1993-04-20 The Trustees Of Columbia University In The City Of New York Separable image warping methods and systems using spatial lookup tables
ES2083404T3 (es) * 1989-08-28 1996-04-16 Siemens Ag Alimentacion de impulsos de reloj de repuesto de operacion para sistemas digitales.
US5263163A (en) * 1990-01-19 1993-11-16 Codex Corporation Arbitration among multiple users of a shared resource
FI87867C (fi) * 1991-01-09 1993-02-25 Telenokia Oy Oskillatorenhet med en saekrad frekvensstabilitet
US5379415A (en) * 1992-09-29 1995-01-03 Zitel Corporation Fault tolerant memory system
US5726593A (en) * 1992-10-27 1998-03-10 Nokia Telecommunications Oy Method and circuit for switching between a pair of asynchronous clock signals
US5377206A (en) * 1993-02-03 1994-12-27 Honeywell Inc. Multiple-channel fault-tolerant clock system
US5377205A (en) * 1993-04-15 1994-12-27 The Boeing Company Fault tolerant clock with synchronized reset
US5642069A (en) * 1994-04-26 1997-06-24 Unisys Corporation Clock signal loss detection and recovery apparatus in multiple clock signal system
US5537583A (en) * 1994-10-11 1996-07-16 The Boeing Company Method and apparatus for a fault tolerant clock with dynamic reconfiguration
US5477180A (en) * 1994-10-11 1995-12-19 At&T Global Information Solutions Company Circuit and method for generating a clock signal
US5689643A (en) * 1994-12-09 1997-11-18 O'hanlan; Thomas B. Communication device for transmitting asynchronous formatted data synchronously
US5559459A (en) * 1994-12-29 1996-09-24 Stratus Computer, Inc. Clock signal generation arrangement including digital noise reduction circuit for reducing noise in a digital clocking signal
KR960024899A (ko) * 1994-12-31 1996-07-20 김주용 대표값 선택기와 그 구현 방법
US5568097A (en) * 1995-09-25 1996-10-22 International Business Machines Inc. Ultra high availability clock chip
US5886557A (en) * 1996-06-28 1999-03-23 Emc Corporation Redundant clock signal generating circuitry
US5784386A (en) * 1996-07-03 1998-07-21 General Signal Corporation Fault tolerant synchronous clock distribution
SE9702176L (sv) * 1997-06-06 1998-12-07 Ericsson Telefon Ab L M En maskinvarukonstruktion för majoritetsval, samt test och underhåll av majoritetsval
US6631483B1 (en) * 1999-06-08 2003-10-07 Cisco Technology, Inc. Clock synchronization and fault protection for a telecommunications device
US7350116B1 (en) 1999-06-08 2008-03-25 Cisco Technology, Inc. Clock synchronization and fault protection for a telecommunications device
DE19947662A1 (de) * 1999-10-04 2001-04-12 Bayerische Motoren Werke Ag Betriebsverfahren für einen Datenbus
DE10023166A1 (de) * 2000-05-11 2001-11-15 Alcatel Sa Mehrrechner-System
US6718474B1 (en) 2000-09-21 2004-04-06 Stratus Technologies Bermuda Ltd. Methods and apparatus for clock management based on environmental conditions
US6525590B2 (en) * 2001-02-01 2003-02-25 Intersil Americas Inc. Spatially redundant and complementary semiconductor device-based, single event transient-resistant linear amplifier circuit architecture
JP3492655B2 (ja) 2001-08-20 2004-02-03 エヌイーシーシステムテクノロジー株式会社 電子機器
US7288980B2 (en) * 2002-11-05 2007-10-30 Ip-First, Llc Multiple mode clock receiver
US6970045B1 (en) 2003-06-25 2005-11-29 Nel Frequency Controls, Inc. Redundant clock module
US7224178B2 (en) * 2004-12-17 2007-05-29 National Tsing Hua University Circuit re-synthesis and method for delay variation tolerance

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3667057A (en) * 1970-05-22 1972-05-30 Bendix Corp Method and means for providing an output corresponding to the average of acceptable input signals
US3805235A (en) * 1972-12-26 1974-04-16 Collins Radio Co Equalization means for multi-channel redundant control system
US3900741A (en) * 1973-04-26 1975-08-19 Nasa Fault tolerant clock apparatus utilizing a controlled minority of clock elements
US4239982A (en) * 1978-06-14 1980-12-16 The Charles Stark Draper Laboratory, Inc. Fault-tolerant clock system
NL7909178A (nl) * 1979-12-20 1981-07-16 Philips Nv Rekenmachine met verspreide redundantie welke is verdeeld over verschillende isolatiegebieden voor fouten.
US4375683A (en) * 1980-11-12 1983-03-01 August Systems Fault tolerant computational system and voter circuit
NL8203921A (nl) * 1982-10-11 1984-05-01 Philips Nv Multipel redundant kloksysteem, bevattende een aantal onderling synchroniserende klokken, en klokschakeling voor gebruik in zo een kloksysteem.
US4644498A (en) * 1983-04-04 1987-02-17 General Electric Company Fault-tolerant real time clock

Also Published As

Publication number Publication date
JPS6292062A (ja) 1987-04-27
SE8604262L (sv) 1987-04-11
FR2591770A1 (fr) 1987-06-19
US4839855A (en) 1989-06-13
DE3632205A1 (de) 1987-04-16
GB2181580A (en) 1987-04-23
SE8604262D0 (sv) 1986-10-07
JP2505771B2 (ja) 1996-06-12
NL8502768A (nl) 1987-05-04
DE3632205C2 (de) 1995-11-16
SE469097B (sv) 1993-05-10
GB8623975D0 (en) 1986-11-12
GB2181580B (en) 1989-09-13

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