FR2344074A1 - Circuit de commande numerique de securite - Google Patents
Circuit de commande numerique de securiteInfo
- Publication number
- FR2344074A1 FR2344074A1 FR7706984A FR7706984A FR2344074A1 FR 2344074 A1 FR2344074 A1 FR 2344074A1 FR 7706984 A FR7706984 A FR 7706984A FR 7706984 A FR7706984 A FR 7706984A FR 2344074 A1 FR2344074 A1 FR 2344074A1
- Authority
- FR
- France
- Prior art keywords
- control circuit
- safety control
- digital safety
- digital
- circuit
- 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.)
- Withdrawn
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
- G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/0055—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots with safety arrangements
- G05D1/0077—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots with safety arrangements using redundant signals or controls
-
- 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
- G06F11/1645—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components and the comparison itself uses redundant hardware
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Safety Devices In Control Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9643/76A GB1560554A (en) | 1976-03-10 | 1976-03-10 | Control systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2344074A1 true FR2344074A1 (fr) | 1977-10-07 |
Family
ID=9875968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7706984A Withdrawn FR2344074A1 (fr) | 1976-03-10 | 1977-03-09 | Circuit de commande numerique de securite |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2710466A1 (fr) |
FR (1) | FR2344074A1 (fr) |
GB (1) | GB1560554A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0026734A1 (fr) * | 1979-09-28 | 1981-04-08 | Licentia Patent-Verwaltungs-GmbH | Dispositif sûr de traitement de données |
EP0415281A2 (fr) * | 1989-08-29 | 1991-03-06 | Nord-Micro, Elektronik Feinmechanik Ag | Méthode et circuit pour former un signal d'évaluation à partir d'une pluralité de signaux de mesure redondants |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2701924B2 (de) * | 1977-01-19 | 1981-03-19 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Steuereinrichtung für spurgebundene Fahrzeuge |
DE2701925C3 (de) * | 1977-01-19 | 1981-10-15 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Fahrzeugsteuerung mit zwei Bordrechnern |
GB2125189B (en) * | 1982-07-20 | 1986-04-03 | Lucas Ind Plc | Automatic control for a limiting device using duplicated control circuits |
US4722061A (en) * | 1984-12-20 | 1988-01-26 | United Technologies Corporation | Establishing synthesis validity between two signal sources |
GB2172722B (en) * | 1985-03-22 | 1989-06-28 | United Technologies Corp | Backup control system (bucs) |
US5128943A (en) * | 1986-10-24 | 1992-07-07 | United Technologies Corporation | Independent backup mode transfer and mechanism for digital control computers |
US4890284A (en) * | 1988-02-22 | 1989-12-26 | United Technologies Corporation | Backup control system (BUCS) |
DE3906846C2 (de) * | 1989-03-03 | 1994-02-17 | Bodenseewerk Geraetetech | Redundante Rechneranordnung für Steuersysteme |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2861744A (en) * | 1955-06-01 | 1958-11-25 | Rca Corp | Verification system |
FR1378180A (fr) * | 1962-10-04 | 1964-11-13 | Ampex | Appareil d'enregistrement et de reproduction de données numériques |
US3931505A (en) * | 1974-03-13 | 1976-01-06 | Bell Telephone Laboratories, Incorporated | Program controlled data processor |
-
1976
- 1976-03-10 GB GB9643/76A patent/GB1560554A/en not_active Expired
-
1977
- 1977-03-09 FR FR7706984A patent/FR2344074A1/fr not_active Withdrawn
- 1977-03-10 DE DE19772710466 patent/DE2710466A1/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2861744A (en) * | 1955-06-01 | 1958-11-25 | Rca Corp | Verification system |
FR1378180A (fr) * | 1962-10-04 | 1964-11-13 | Ampex | Appareil d'enregistrement et de reproduction de données numériques |
US3931505A (en) * | 1974-03-13 | 1976-01-06 | Bell Telephone Laboratories, Incorporated | Program controlled data processor |
Non-Patent Citations (1)
Title |
---|
EXBK/75 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0026734A1 (fr) * | 1979-09-28 | 1981-04-08 | Licentia Patent-Verwaltungs-GmbH | Dispositif sûr de traitement de données |
EP0415281A2 (fr) * | 1989-08-29 | 1991-03-06 | Nord-Micro, Elektronik Feinmechanik Ag | Méthode et circuit pour former un signal d'évaluation à partir d'une pluralité de signaux de mesure redondants |
EP0415281A3 (en) * | 1989-08-29 | 1991-07-24 | Nord-Micro, Elektronik Feinmechanik Ag | Signal formation evaluation method and circuit from a plurality of redundant measure signals |
Also Published As
Publication number | Publication date |
---|---|
DE2710466A1 (de) | 1977-09-15 |
GB1560554A (en) | 1980-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |