DE68919605D1 - Mikroprozessor in einer Redundanzkonfiguration mit einer Überwachungsbetriebsart. - Google Patents

Mikroprozessor in einer Redundanzkonfiguration mit einer Überwachungsbetriebsart.

Info

Publication number
DE68919605D1
DE68919605D1 DE68919605T DE68919605T DE68919605D1 DE 68919605 D1 DE68919605 D1 DE 68919605D1 DE 68919605 T DE68919605 T DE 68919605T DE 68919605 T DE68919605 T DE 68919605T DE 68919605 D1 DE68919605 D1 DE 68919605D1
Authority
DE
Germany
Prior art keywords
microprocessor
monitoring mode
redundancy configuration
redundancy
configuration
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 - Fee Related
Application number
DE68919605T
Other languages
English (en)
Other versions
DE68919605T2 (de
Inventor
Masashi C O Nec Corpor Tsubota
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Publication of DE68919605D1 publication Critical patent/DE68919605D1/de
Application granted granted Critical
Publication of DE68919605T2 publication Critical patent/DE68919605T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1637—Error detection by comparing the output of redundant processing systems using additional compare functionality in one or some but not all of the redundant processing components
    • 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
DE68919605T 1988-08-12 1989-08-11 Mikroprozessor in einer Redundanzkonfiguration mit einer Überwachungsbetriebsart. Expired - Fee Related DE68919605T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63201229A JPH0721769B2 (ja) 1988-08-12 1988-08-12 マイクロプロセッサの冗長構成による機能監視方式

Publications (2)

Publication Number Publication Date
DE68919605D1 true DE68919605D1 (de) 1995-01-12
DE68919605T2 DE68919605T2 (de) 1995-04-06

Family

ID=16437474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68919605T Expired - Fee Related DE68919605T2 (de) 1988-08-12 1989-08-11 Mikroprozessor in einer Redundanzkonfiguration mit einer Überwachungsbetriebsart.

Country Status (4)

Country Link
US (1) US5054026A (de)
EP (1) EP0358955B1 (de)
JP (1) JPH0721769B2 (de)
DE (1) DE68919605T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5157780A (en) * 1990-06-12 1992-10-20 Advanced Micro Devices, Inc. Master-slave checking system
US5263034A (en) * 1990-10-09 1993-11-16 Bull Information Systems Inc. Error detection in the basic processing unit of a VLSI central processor
US6247144B1 (en) * 1991-01-31 2001-06-12 Compaq Computer Corporation Method and apparatus for comparing real time operation of object code compatible processors
US5434997A (en) * 1992-10-02 1995-07-18 Compaq Computer Corp. Method and apparatus for testing and debugging a tightly coupled mirrored processing system
US5758058A (en) * 1993-03-31 1998-05-26 Intel Corporation Apparatus and method for initializing a master/checker fault detecting microprocessor
US5550736A (en) * 1993-04-27 1996-08-27 Honeywell Inc. Fail-operational fault tolerant flight critical computer architecture and monitoring method
GB2317032A (en) * 1996-09-07 1998-03-11 Motorola Gmbh Microprocessor fail-safe system
US5892897A (en) * 1997-02-05 1999-04-06 Motorola, Inc. Method and apparatus for microprocessor debugging
JP4008086B2 (ja) * 1998-02-04 2007-11-14 沖電気工業株式会社 データモニタ回路
US7665070B2 (en) * 2004-04-23 2010-02-16 International Business Machines Corporation Method and apparatus for a computing system using meta program representation
US8301870B2 (en) * 2006-07-27 2012-10-30 International Business Machines Corporation Method and apparatus for fast synchronization and out-of-order execution of instructions in a meta-program based computing system
US8819485B2 (en) 2012-03-12 2014-08-26 Infineon Technologies Ag Method and system for fault containment
US10002056B2 (en) 2015-09-15 2018-06-19 Texas Instruments Incorporated Integrated circuit chip with cores asymmetrically oriented with respect to each other
DE102016208864A1 (de) * 2016-05-23 2017-11-23 Robert Bosch Gmbh Recheneinheit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3377541D1 (en) * 1982-06-03 1988-09-01 Lucas Ind Plc Control system primarily responsive to signals from digital computers
US4541094A (en) * 1983-03-21 1985-09-10 Sequoia Systems, Inc. Self-checking computer circuitry
US4697233A (en) * 1984-04-02 1987-09-29 Unisys Corporation Partial duplication of pipelined stack with data integrity checking
IT1213344B (it) * 1986-09-17 1989-12-20 Honoywell Information Systems Architettura di calcolatore a tolleranza di guasto.

Also Published As

Publication number Publication date
JPH0721769B2 (ja) 1995-03-08
DE68919605T2 (de) 1995-04-06
EP0358955A2 (de) 1990-03-21
EP0358955A3 (de) 1991-07-03
EP0358955B1 (de) 1994-11-30
JPH0250735A (ja) 1990-02-20
US5054026A (en) 1991-10-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee