FR2658335B1 - COMPUTER SYSTEM, USED IN SAFETY DEVICES APPLIED TO MOTOR VEHICLES. - Google Patents
COMPUTER SYSTEM, USED IN SAFETY DEVICES APPLIED TO MOTOR VEHICLES.Info
- Publication number
- FR2658335B1 FR2658335B1 FR9100191A FR9100191A FR2658335B1 FR 2658335 B1 FR2658335 B1 FR 2658335B1 FR 9100191 A FR9100191 A FR 9100191A FR 9100191 A FR9100191 A FR 9100191A FR 2658335 B1 FR2658335 B1 FR 2658335B1
- Authority
- FR
- France
- Prior art keywords
- computer system
- motor vehicles
- safety devices
- devices applied
- safety
- 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
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
- G06F11/20—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
- F02D41/266—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the computer being backed-up or assisted by another circuit, e.g. analogue
-
- 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
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
- G06F11/1438—Restarting or rejuvenating
-
- 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
- G06F11/20—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
- G06F11/2041—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 more than one idle spare processing component
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
- G06F15/177—Initialisation or configuration control
-
- 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
- G06F11/20—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
- G06F11/2097—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 maintaining the standby controller/processing unit updated
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Software Systems (AREA)
- Hardware Redundancy (AREA)
- Debugging And Monitoring (AREA)
- Safety Devices In Control Systems (AREA)
- Retry When Errors Occur (AREA)
- Multi Processors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19904004709 DE4004709C2 (en) | 1990-02-15 | 1990-02-15 | Computer system |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2658335A1 FR2658335A1 (en) | 1991-08-16 |
FR2658335B1 true FR2658335B1 (en) | 1997-10-17 |
Family
ID=6400226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9100191A Expired - Fee Related FR2658335B1 (en) | 1990-02-15 | 1991-01-09 | COMPUTER SYSTEM, USED IN SAFETY DEVICES APPLIED TO MOTOR VEHICLES. |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP3217077B2 (en) |
DE (1) | DE4004709C2 (en) |
FR (1) | FR2658335B1 (en) |
GB (1) | GB2241361B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9024488D0 (en) * | 1990-11-10 | 1991-01-02 | Lucas Ind Plc | Improvements in and relating to microprocessor based systems |
DE19541734C2 (en) * | 1995-11-09 | 1997-08-14 | Bosch Gmbh Robert | Circuit arrangement for performing a reset |
JP3881177B2 (en) * | 2001-02-06 | 2007-02-14 | 三菱電機株式会社 | Vehicle control device |
DE10151012A1 (en) * | 2001-10-16 | 2003-04-17 | Volkswagen Ag | Computer error monitoring method e.g. for motor vehicle electronic control and braking systems, involves transmitting reset pulse via signal lines when error state of computer unit is detected |
DE10252990B3 (en) | 2002-11-14 | 2004-04-15 | Siemens Ag | Control unit for a motor vehicle occupant safety system, especially an airbag system, has additional AND gates in addition to dual controlling computers to ensure reliable detection and resetting of a faulty computer unit |
DE10329196A1 (en) * | 2003-06-28 | 2005-01-20 | Audi Ag | Reset method for a vehicle electronic control unit in which the unit is monitored by a central control unit and when a fault condition is detected it is reset by a reset command being applied to a reset trigger unit |
DE10350853A1 (en) * | 2003-10-31 | 2005-06-02 | Conti Temic Microelectronic Gmbh | Circuit arrangement for monitoring a motor vehicle safety device |
US9740178B2 (en) * | 2013-03-14 | 2017-08-22 | GM Global Technology Operations LLC | Primary controller designation in fault tolerant systems |
JP6520962B2 (en) * | 2017-01-18 | 2019-05-29 | トヨタ自動車株式会社 | Monitoring system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4234926A (en) * | 1978-12-05 | 1980-11-18 | Sealand Service Inc. | System & method for monitoring & diagnosing faults in environmentally controlled containers, such system and method being especially adapted for remote computer controlled monitoring of numerous transportable containers over existing on-site power wiring |
AU575297B2 (en) * | 1982-09-21 | 1988-07-28 | Xerox Corporation | Separate resetting of processors |
FR2571872B1 (en) * | 1984-10-15 | 1987-02-20 | Sagem | ELECTRIC POWER SUPPLY DEVICE FOR MICROPROCESSORS |
DE3603082A1 (en) * | 1986-02-01 | 1987-08-06 | Bosch Gmbh Robert | DEVICE FOR RESETTING COMPUTING DEVICES |
WO1988005569A1 (en) * | 1987-01-22 | 1988-07-28 | Robert Bosch Gmbh | Multicomputing system and process for driving same |
DE3726489C2 (en) * | 1987-08-08 | 1995-04-20 | Bosch Gmbh Robert | Device for monitoring a computer system with two processors in a motor vehicle |
-
1990
- 1990-02-15 DE DE19904004709 patent/DE4004709C2/en not_active Expired - Lifetime
-
1991
- 1991-01-09 FR FR9100191A patent/FR2658335B1/en not_active Expired - Fee Related
- 1991-02-08 GB GB9102732A patent/GB2241361B/en not_active Expired - Fee Related
- 1991-02-12 JP JP01853091A patent/JP3217077B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH04215140A (en) | 1992-08-05 |
FR2658335A1 (en) | 1991-08-16 |
DE4004709A1 (en) | 1991-08-22 |
GB2241361A (en) | 1991-08-28 |
GB2241361B (en) | 1993-08-11 |
JP3217077B2 (en) | 2001-10-09 |
DE4004709C2 (en) | 1999-01-07 |
GB9102732D0 (en) | 1991-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |