FR2572204B1 - Programme de detection de pannes a verrouillage et a combinaison aleatoire de donnees pour systemes geres par microprocesseurs - Google Patents

Programme de detection de pannes a verrouillage et a combinaison aleatoire de donnees pour systemes geres par microprocesseurs

Info

Publication number
FR2572204B1
FR2572204B1 FR858515600A FR8515600A FR2572204B1 FR 2572204 B1 FR2572204 B1 FR 2572204B1 FR 858515600 A FR858515600 A FR 858515600A FR 8515600 A FR8515600 A FR 8515600A FR 2572204 B1 FR2572204 B1 FR 2572204B1
Authority
FR
France
Prior art keywords
microprocessor
locked
fault detection
random data
detection program
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
FR858515600A
Other languages
English (en)
Other versions
FR2572204A1 (fr
Inventor
Mark Allen Rosswurm
Leland Louis Kessler
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of FR2572204A1 publication Critical patent/FR2572204A1/fr
Application granted granted Critical
Publication of FR2572204B1 publication Critical patent/FR2572204B1/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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0763—Error or fault detection not based on redundancy by bit configuration check, e.g. of formats or tags
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
    • 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
    • G06F11/0796—Safety measures, i.e. ensuring safe condition in the event of error, e.g. for controlling element

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Hardware Redundancy (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Selective Calling Equipment (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Storage Device Security (AREA)
FR858515600A 1984-10-22 1985-10-21 Programme de detection de pannes a verrouillage et a combinaison aleatoire de donnees pour systemes geres par microprocesseurs Expired FR2572204B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/663,526 US4649537A (en) 1984-10-22 1984-10-22 Random pattern lock and key fault detection scheme for microprocessor systems

Publications (2)

Publication Number Publication Date
FR2572204A1 FR2572204A1 (fr) 1986-04-25
FR2572204B1 true FR2572204B1 (fr) 1989-09-29

Family

ID=24662211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858515600A Expired FR2572204B1 (fr) 1984-10-22 1985-10-21 Programme de detection de pannes a verrouillage et a combinaison aleatoire de donnees pour systemes geres par microprocesseurs

Country Status (5)

Country Link
US (1) US4649537A (fr)
JP (1) JPS61100840A (fr)
DE (1) DE3537416A1 (fr)
FR (1) FR2572204B1 (fr)
GB (1) GB2165972B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4926427A (en) * 1986-09-30 1990-05-15 Siemens Aktiengesellschaft Software error detection apparatus
GB2197507A (en) * 1986-11-03 1988-05-18 Philips Electronic Associated Data processing system
DE3701699A1 (de) * 1987-01-22 1988-08-04 Bosch Gmbh Robert Verfahren zur ansteuerung eines rechnergesteuerten stellgliedes sowie mit einem stellglied gekoppelter rechner
US5043984A (en) * 1987-04-14 1991-08-27 Japan Electronic Control Systems Co., Ltd. Method and system for inspecting microprocessor-based unit and/or component thereof
US4866718A (en) * 1987-08-25 1989-09-12 Galaxy Microsystems, Inc. Error tolerant microprocessor
US4912708A (en) * 1988-03-22 1990-03-27 Siemens Transmission Systems, Inc. Automatic microprocessor fault recovery system
US5136704A (en) * 1989-06-28 1992-08-04 Motorola, Inc. Redundant microprocessor control system using locks and keys
JP2553297Y2 (ja) * 1991-04-03 1997-11-05 株式会社三陽電機製作所 カード処理装置付運賃箱
US5309445A (en) * 1992-06-12 1994-05-03 Honeywell Inc. Dynamic self-checking safety circuit means
EP0704074B1 (fr) * 1993-06-16 1997-07-23 Honeywell Inc. Moyens a circuit de securite dynamique d'autocontrole
US20030022036A1 (en) * 2001-07-25 2003-01-30 Ballard Power Systems Inc. Fuel cell controller self inspection
US6979504B2 (en) * 2001-07-25 2005-12-27 Ballard Power Systems Inc. Fuel cell system automatic power switching method and apparatus
US7788205B2 (en) * 2006-05-12 2010-08-31 International Business Machines Corporation Using stochastic models to diagnose and predict complex system problems
US7349826B2 (en) * 2006-05-23 2008-03-25 International Business Machines Corporation Causal ladder mechanism for proactive problem determination, avoidance and recovery
US11837304B2 (en) * 2022-04-02 2023-12-05 Changxin Memory Technologies, Inc. Detection circuit
US11816361B2 (en) 2022-04-02 2023-11-14 Changxin Memory Technologies, Inc. Circuit and method for transmitting data to memory array, and storage apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090173A (en) * 1976-12-17 1978-05-16 General Signal Corporation Vital digital communication system
US4263647A (en) * 1979-02-07 1981-04-21 Allen-Bradley Company Fault monitor for numerical control system
JPS6032217B2 (ja) * 1979-04-02 1985-07-26 日産自動車株式会社 制御用コンピュ−タのフェィルセ−フ装置
US4409635A (en) * 1981-06-18 1983-10-11 Westinghouse Electric Corp. Electrical power system with fault tolerant control unit
US4433413A (en) * 1981-10-22 1984-02-21 Siemens Corporation Built-in apparatus and method for testing a microprocessor system
DE3225712C2 (de) * 1982-07-09 1985-04-11 M.A.N. Maschinenfabrik Augsburg-Nuernberg Ag, 8000 Muenchen Verfahren und Vorrichtung zur Funktionsprüfung von digitalen Rechnern
US4519090A (en) * 1982-07-27 1985-05-21 General Electric Company Testable time delay
US4538273A (en) * 1982-11-12 1985-08-27 Honeywell Inc. Dual input watchdog timer

Also Published As

Publication number Publication date
GB2165972A (en) 1986-04-23
US4649537A (en) 1987-03-10
GB2165972B (en) 1988-04-27
JPS61100840A (ja) 1986-05-19
DE3537416A1 (de) 1986-04-24
FR2572204A1 (fr) 1986-04-25
GB8524258D0 (en) 1985-11-06

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse