IT1119728B - Dispositivo di calcolo digitale - Google Patents

Dispositivo di calcolo digitale

Info

Publication number
IT1119728B
IT1119728B IT7921846A IT2184679A IT1119728B IT 1119728 B IT1119728 B IT 1119728B IT 7921846 A IT7921846 A IT 7921846A IT 2184679 A IT2184679 A IT 2184679A IT 1119728 B IT1119728 B IT 1119728B
Authority
IT
Italy
Prior art keywords
calculation device
digital calculation
digital
calculation
Prior art date
Application number
IT7921846A
Other languages
English (en)
Other versions
IT7921846A0 (it
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of IT7921846A0 publication Critical patent/IT7921846A0/it
Application granted granted Critical
Publication of IT1119728B publication Critical patent/IT1119728B/it

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
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/076—Error or fault detection not based on redundancy by exceeding limits by exceeding a count or rate limit, e.g. word- or bit count limit
    • 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
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components
IT7921846A 1978-04-14 1979-04-13 Dispositivo di calcolo digitale IT1119728B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1467878 1978-04-14

Publications (2)

Publication Number Publication Date
IT7921846A0 IT7921846A0 (it) 1979-04-13
IT1119728B true IT1119728B (it) 1986-03-10

Family

ID=10045611

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7921846A IT1119728B (it) 1978-04-14 1979-04-13 Dispositivo di calcolo digitale

Country Status (5)

Country Link
US (1) US4251873A (it)
DE (1) DE2915401A1 (it)
FR (1) FR2423003A1 (it)
GB (1) GB2019622B (it)
IT (1) IT1119728B (it)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4456952A (en) * 1977-03-17 1984-06-26 Honeywell Information Systems Inc. Data processing system having redundant control processors for fault detection
JPS5644238A (en) * 1979-09-20 1981-04-23 Fujitsu Ltd Supervisory circuit of reverse diffusion device
US4447903A (en) * 1981-05-22 1984-05-08 Ael Microtel, Ltd. Forward error correction using coding and redundant transmission
JPS5810246A (ja) * 1981-07-13 1983-01-20 Nissan Motor Co Ltd 車両用ディジタル制御装置
US4504905A (en) * 1981-09-05 1985-03-12 Lucas Industries Plc Digital control system including means for maintaining signals supplied thereby within limiting values
FR2512980B1 (it) * 1981-09-14 1983-12-23 Aero Etudes Conseils
US4494208A (en) * 1982-04-15 1985-01-15 General Electric Company Bumpless switching of valve drive in a turbine control system
US4494207A (en) * 1982-04-15 1985-01-15 General Electric Company Dual turbine controller
GB8312822D0 (en) * 1983-05-10 1983-06-15 Dowty & Smiths Ind Controls Lt Engine control systems
US4695946A (en) * 1984-10-25 1987-09-22 Unisys Corporation Maintenance subsystem for computer network including power control and remote diagnostic center
EP0211063A4 (en) * 1985-01-22 1989-02-23 Nat Can Corp REDUNDANT CONTROL SYSTEM FOR AUTOMATIC MOLDING MACHINES.
US4821193A (en) * 1985-08-26 1989-04-11 General Electric Company Digital control for gas turbine engine
US4712372A (en) * 1985-09-18 1987-12-15 Avco Corporation Overspeed system redundancy monitor
JPS62299435A (ja) * 1986-06-19 1987-12-26 Isuzu Motors Ltd 異常検出装置付き車両の制御装置
US5020024A (en) * 1987-01-16 1991-05-28 Stratus Computer, Inc. Method and apparatus for detecting selected absence of digital logic synchronism
JPH061402B2 (ja) * 1987-03-20 1994-01-05 住友電気工業株式会社 多重系制御回路
US5185877A (en) * 1987-09-04 1993-02-09 Digital Equipment Corporation Protocol for transfer of DMA data
US4907228A (en) * 1987-09-04 1990-03-06 Digital Equipment Corporation Dual-rail processor with error checking at single rail interfaces
US4916704A (en) * 1987-09-04 1990-04-10 Digital Equipment Corporation Interface of non-fault tolerant components to fault tolerant system
EP0306211A3 (en) * 1987-09-04 1990-09-26 Digital Equipment Corporation Synchronized twin computer system
DE3854026D1 (de) * 1987-09-04 1995-07-27 Digital Equipment Corp Fehlertolerantes Rechnersystem mit Fehler-Eingrenzung.
EP0315042B1 (de) * 1987-11-06 1993-05-19 Joh. Vaillant GmbH u. Co. Steuerung für eine brennstoffbeheizte Wärmequelle
US5001767A (en) * 1987-11-30 1991-03-19 Kabushiki Kaisha Toshiba Image processing device
WO1989012272A1 (en) * 1988-06-06 1989-12-14 Robert Bosch Gmbh A method for monitoring errors in data
JPH07117905B2 (ja) * 1989-02-09 1995-12-18 日本電気株式会社 マイクロプロセッサ
DE69027491T2 (de) * 1989-08-01 1997-02-06 Digital Equipment Corp Verfahren zur Softwarefehlerbehandlung
US5251227A (en) * 1989-08-01 1993-10-05 Digital Equipment Corporation Targeted resets in a data processor including a trace memory to store transactions
US5068780A (en) * 1989-08-01 1991-11-26 Digital Equipment Corporation Method and apparatus for controlling initiation of bootstrap loading of an operating system in a computer system having first and second discrete computing zones
US5163138A (en) * 1989-08-01 1992-11-10 Digital Equipment Corporation Protocol for read write transfers via switching logic by transmitting and retransmitting an address
US5153881A (en) * 1989-08-01 1992-10-06 Digital Equipment Corporation Method of handling errors in software
US5065312A (en) * 1989-08-01 1991-11-12 Digital Equipment Corporation Method of converting unique data to system data
US5068851A (en) * 1989-08-01 1991-11-26 Digital Equipment Corporation Apparatus and method for documenting faults in computing modules
US5048022A (en) * 1989-08-01 1991-09-10 Digital Equipment Corporation Memory device with transfer of ECC signals on time division multiplexed bidirectional lines
FR2654852A1 (fr) * 1989-11-21 1991-05-24 Inrets Procede de surveillance du fonctionnement d'au moins deux microprocesseurs.
US5551050A (en) * 1989-12-20 1996-08-27 Texas Instruments Incorporated System and method using synchronized processors to perform real time internal monitoring of a data processing device
JPH05128080A (ja) * 1991-10-14 1993-05-25 Mitsubishi Electric Corp 情報処理装置
US5428769A (en) * 1992-03-31 1995-06-27 The Dow Chemical Company Process control interface system having triply redundant remote field units
US5574849A (en) 1992-12-17 1996-11-12 Tandem Computers Incorporated Synchronized data transmission between elements of a processing system
US5751932A (en) * 1992-12-17 1998-05-12 Tandem Computers Incorporated Fail-fast, fail-functional, fault-tolerant multiprocessor system
FR2704329B1 (fr) * 1993-04-21 1995-07-13 Csee Transport Système de sécurité à microprocesseur, applicable notamment au domaine des transports ferroviaires.
US5490072A (en) * 1994-07-18 1996-02-06 Kelsey-Hayes Company Method and system for detecting the proper functioning of an ABS control unit utilizing dual programmed microprocessors
US5485379A (en) * 1994-07-25 1996-01-16 Kelsey Hayes Company Method and system for detecting the proper functioning of an ABS control unit utilizing substantially identical programmed microprocessors
DE69608124T2 (de) * 1995-12-18 2001-04-26 Abb Automation Inc Prozessorunabhängige fehlerprüfungsanordnung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL153059B (nl) * 1967-01-23 1977-04-15 Bell Telephone Mfg Automatisch telecommunicatie-schakelstelsel.
GB1238162A (it) * 1969-03-26 1971-07-07
GB1253309A (en) * 1969-11-21 1971-11-10 Marconi Co Ltd Improvements in or relating to data processing arrangements
US3618015A (en) * 1970-06-30 1971-11-02 Gte Automatic Electric Lab Inc Apparatus for discriminating between errors and faults
RO63302A (fr) * 1971-02-23 1978-08-15 Int Standard Electric Corp Dispositif pour le control continu le fonctionnement tu traitement des informations et l'emission des telegrammes des donnees,aux instalations de chemin de fer commandes pal un ordinateur de proces
FR2162093B1 (it) * 1971-12-02 1977-04-08 Hitachi Ltd
DE2303828A1 (de) * 1973-01-26 1974-08-01 Standard Elektrik Lorenz Ag Steuerverfahren mit drei parallel betriebenen rechnern
GB1483733A (en) * 1973-11-07 1977-08-24 Lucas Industries Ltd Electric control circuit arrangements for gas turbine engines
US3931505A (en) * 1974-03-13 1976-01-06 Bell Telephone Laboratories, Incorporated Program controlled data processor

Also Published As

Publication number Publication date
GB2019622A (en) 1979-10-31
IT7921846A0 (it) 1979-04-13
DE2915401A1 (de) 1979-10-25
US4251873A (en) 1981-02-17
FR2423003A1 (fr) 1979-11-09
GB2019622B (en) 1982-04-07

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