DE4005321C2 - - Google Patents

Info

Publication number
DE4005321C2
DE4005321C2 DE19904005321 DE4005321A DE4005321C2 DE 4005321 C2 DE4005321 C2 DE 4005321C2 DE 19904005321 DE19904005321 DE 19904005321 DE 4005321 A DE4005321 A DE 4005321A DE 4005321 C2 DE4005321 C2 DE 4005321C2
Authority
DE
Germany
Prior art keywords
memory
cco
ccl
computer
arso
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
DE19904005321
Other languages
German (de)
English (en)
Other versions
DE4005321A1 (de
Inventor
Horst 8027 Neuried De Schefts
Erich 8031 Gilching De Riedhammer
Alexander 8176 Waakirchen De Sowa
Anton 8000 Muenchen De Weber
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19904005321 priority Critical patent/DE4005321A1/de
Publication of DE4005321A1 publication Critical patent/DE4005321A1/de
Application granted granted Critical
Publication of DE4005321C2 publication Critical patent/DE4005321C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2038—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant with a single idle spare processing component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme
    • H04Q3/54541—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme using multi-processor systems
    • H04Q3/54558—Redundancy, stand-by
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2043—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant where the redundant components share a common memory address space
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Hardware Redundancy (AREA)
DE19904005321 1990-02-20 1990-02-20 Fehlertolerantes rechnersystem Granted DE4005321A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19904005321 DE4005321A1 (de) 1990-02-20 1990-02-20 Fehlertolerantes rechnersystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904005321 DE4005321A1 (de) 1990-02-20 1990-02-20 Fehlertolerantes rechnersystem

Publications (2)

Publication Number Publication Date
DE4005321A1 DE4005321A1 (de) 1991-08-22
DE4005321C2 true DE4005321C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-02-06

Family

ID=6400581

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904005321 Granted DE4005321A1 (de) 1990-02-20 1990-02-20 Fehlertolerantes rechnersystem

Country Status (1)

Country Link
DE (1) DE4005321A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10127466C1 (de) * 2001-06-07 2002-11-28 Ahrens & Birner Company Gmbh Verfahren und Anordnung mit D-RAM und S-RAM zur Sicherstellung der Datenremanenz

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0518630A3 (en) * 1991-06-12 1993-10-20 Aeci Ltd Redundant control system
DE4332881C2 (de) * 1993-09-21 1996-10-31 Cindatec Ingenieurtechnische D Fehlertolerantes Multicomputersystem
DE19832060C2 (de) * 1998-07-16 2000-07-06 Siemens Ag Doppelbare Prozessoreinrichtung
EP1249744A1 (de) * 2001-08-23 2002-10-16 Siemens Aktiengesellschaft Verfahren zum Herstellen konsistenter Speicherinhalte in redundanten Systemen
ATE345015T1 (de) * 2002-02-12 2006-11-15 Cit Alcatel Verfahren zur bestimmung einer aktiven oder passiven rollenzuteilung für ein netzelementsteuerungsmittel
US20080313413A1 (en) * 2004-07-27 2008-12-18 Franz Hutner Method and Device for Insuring Consistent Memory Contents in Redundant Memory Units

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10127466C1 (de) * 2001-06-07 2002-11-28 Ahrens & Birner Company Gmbh Verfahren und Anordnung mit D-RAM und S-RAM zur Sicherstellung der Datenremanenz

Also Published As

Publication number Publication date
DE4005321A1 (de) 1991-08-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8181 Inventor (new situation)

Free format text: SCHEFTS, HORST, 8027 NEURIED, DE RIEDHAMMER, ERICH, 8031 GILCHING, DE SOWA, ALEXANDER, 8176 WAAKIRCHEN, DE WEBER, ANTON, 8000 MUENCHEN, DE

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee