ZA726426B - Apparatus for computerised process control especially in application to railway systems - Google Patents

Apparatus for computerised process control especially in application to railway systems

Info

Publication number
ZA726426B
ZA726426B ZA726426A ZA726426A ZA726426B ZA 726426 B ZA726426 B ZA 726426B ZA 726426 A ZA726426 A ZA 726426A ZA 726426 A ZA726426 A ZA 726426A ZA 726426 B ZA726426 B ZA 726426B
Authority
ZA
South Africa
Prior art keywords
application
process control
railway systems
control especially
computerised process
Prior art date
Application number
ZA726426A
Inventor
W Gottschalk
M Hartmann
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
Priority claimed from DE19712148207 external-priority patent/DE2148207C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of ZA726426B publication Critical patent/ZA726426B/en

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
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1687—Temporal synchronisation or re-synchronisation of redundant processing components at event level, e.g. by interrupt or result of polling
    • 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
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1679—Temporal synchronisation or re-synchronisation of redundant processing components at clock signal level
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Hardware Redundancy (AREA)
ZA726426A 1971-09-27 1972-09-20 Apparatus for computerised process control especially in application to railway systems ZA726426B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712148207 DE2148207C3 (en) 1971-09-27 Device for a computer-controlled process sequence, especially in the case of railways

Publications (1)

Publication Number Publication Date
ZA726426B true ZA726426B (en) 1973-09-26

Family

ID=5820686

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA726426A ZA726426B (en) 1971-09-27 1972-09-20 Apparatus for computerised process control especially in application to railway systems

Country Status (3)

Country Link
BE (1) BE789128A (en)
CH (1) CH544968A (en)
ZA (1) ZA726426B (en)

Also Published As

Publication number Publication date
BE789128A (en) 1973-01-15
CH544968A (en) 1973-11-30
DE2148207B2 (en) 1976-05-20
DE2148207A1 (en) 1973-04-05

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