IT8619782A0 - BACKUP CONTROL SYSTEM FOR PROGRAMMED CONTROL SYSTEMS. - Google Patents

BACKUP CONTROL SYSTEM FOR PROGRAMMED CONTROL SYSTEMS.

Info

Publication number
IT8619782A0
IT8619782A0 IT8619782A IT1978286A IT8619782A0 IT 8619782 A0 IT8619782 A0 IT 8619782A0 IT 8619782 A IT8619782 A IT 8619782A IT 1978286 A IT1978286 A IT 1978286A IT 8619782 A0 IT8619782 A0 IT 8619782A0
Authority
IT
Italy
Prior art keywords
control system
programmed
backup
control systems
systems
Prior art date
Application number
IT8619782A
Other languages
Italian (it)
Other versions
IT8619782A1 (en
IT1188453B (en
Inventor
Richard D Murphy
William C Fischer
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of IT8619782A0 publication Critical patent/IT8619782A0/en
Publication of IT8619782A1 publication Critical patent/IT8619782A1/en
Application granted granted Critical
Publication of IT1188453B publication Critical patent/IT1188453B/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
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G06F11/1479—Generic software techniques for error detection or fault masking
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
    • 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
    • G06F11/1666—Error detection or correction of the data by redundancy in hardware where the redundant component is memory or memory area
    • 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
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Safety Devices In Control Systems (AREA)
  • Hardware Redundancy (AREA)
IT19782/86A 1985-03-22 1986-03-18 RESERVE CONTROL SYSTEM FOR SCHEDULED CONTROL SYSTEMS IT1188453B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71513285A 1985-03-22 1985-03-22

Publications (3)

Publication Number Publication Date
IT8619782A0 true IT8619782A0 (en) 1986-03-18
IT8619782A1 IT8619782A1 (en) 1987-09-18
IT1188453B IT1188453B (en) 1988-01-14

Family

ID=24872788

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19782/86A IT1188453B (en) 1985-03-22 1986-03-18 RESERVE CONTROL SYSTEM FOR SCHEDULED CONTROL SYSTEMS

Country Status (5)

Country Link
JP (1) JPS61221903A (en)
DE (1) DE3609267A1 (en)
FR (1) FR2579339B1 (en)
GB (1) GB2172722B (en)
IT (1) IT1188453B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265366B1 (en) * 1986-10-24 1995-06-28 United Technologies Corporation An independent backup mode transfer method and mechanism for digital control computers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255347A (en) * 1975-10-30 1977-05-06 Nippon Denso Co Ltd Fail-safe system of control computer
GB1560554A (en) * 1976-03-10 1980-02-06 Smith Industries Ltd Control systems
US4404647A (en) * 1978-03-16 1983-09-13 International Business Machines Corp. Dynamic array error recovery
JPS5810246A (en) * 1981-07-13 1983-01-20 Nissan Motor Co Ltd Digital controller for vehicle
DE3133304A1 (en) * 1981-08-22 1983-03-03 Robert Bosch Gmbh, 7000 Stuttgart Method for increasing the reliability of semiconductor memories in motor vehicles
DE3377541D1 (en) * 1982-06-03 1988-09-01 Lucas Ind Plc Control system primarily responsive to signals from digital computers
JPS598004A (en) * 1982-07-07 1984-01-17 Hitachi Ltd Fail-safe circuit
JPS6091401A (en) * 1983-10-24 1985-05-22 Mazda Motor Corp Car controller
US4787041A (en) * 1985-08-01 1988-11-22 Honeywell Data control system for digital automatic flight control system channel with plural dissimilar data processing

Also Published As

Publication number Publication date
GB2172722B (en) 1989-06-28
DE3609267A1 (en) 1986-10-09
FR2579339B1 (en) 1992-09-18
FR2579339A1 (en) 1986-09-26
IT8619782A1 (en) 1987-09-18
GB8606033D0 (en) 1986-04-16
GB2172722A (en) 1986-09-24
IT1188453B (en) 1988-01-14
JPS61221903A (en) 1986-10-02

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950228