DK495377A - Digitalt overvaagningsapparat - Google Patents
Digitalt overvaagningsapparatInfo
- Publication number
- DK495377A DK495377A DK495377A DK495377A DK495377A DK 495377 A DK495377 A DK 495377A DK 495377 A DK495377 A DK 495377A DK 495377 A DK495377 A DK 495377A DK 495377 A DK495377 A DK 495377A
- Authority
- DK
- Denmark
- Prior art keywords
- patterns
- monitored
- valid
- monitor
- digital monitor
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/273—Tester hardware, i.e. output processing circuits
- G06F11/277—Tester hardware, i.e. output processing circuits with comparison between actual response and known fault-free response
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manipulation Of Pulses (AREA)
- Time-Division Multiplex Systems (AREA)
- Debugging And Monitoring (AREA)
- Burglar Alarm Systems (AREA)
- Fluid-Damping Devices (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/740,280 US4059749A (en) | 1976-11-09 | 1976-11-09 | Digital monitor |
Publications (1)
Publication Number | Publication Date |
---|---|
DK495377A true DK495377A (da) | 1978-05-10 |
Family
ID=24975826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK495377A DK495377A (da) | 1976-11-09 | 1977-11-08 | Digitalt overvaagningsapparat |
Country Status (9)
Country | Link |
---|---|
US (1) | US4059749A (de) |
JP (1) | JPS5360532A (de) |
BE (1) | BE860646A (de) |
CA (1) | CA1089998A (de) |
DE (1) | DE2750155A1 (de) |
DK (1) | DK495377A (de) |
GB (1) | GB1579775A (de) |
NL (1) | NL7712124A (de) |
NO (1) | NO773636L (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX4130E (es) * | 1977-05-20 | 1982-01-04 | Amdahl Corp | Mejoras en sistema de procesamiento de datos y escrutinio de informacion utilizando sumas de comprobacion |
US4161276A (en) * | 1978-03-01 | 1979-07-17 | Ncr Corporation | Complex logical fault detection apparatus and method |
US4216374A (en) * | 1978-08-11 | 1980-08-05 | John Fluke Mfg. Co., Inc. | Hybrid signature test method and apparatus |
US4312071A (en) * | 1979-12-03 | 1982-01-19 | Safe Flight Instrument Corporation | Digital code error detection and alerting system |
FR2539887B1 (fr) * | 1983-01-20 | 1985-07-26 | Tech Europ Commutation | Procede pour assurer la securite du fonctionnement d'un automate programmable et automate pour la mise en oeuvre du procede |
US4644545A (en) * | 1983-05-16 | 1987-02-17 | Data General Corporation | Digital encoding and decoding apparatus |
FR2567339B1 (fr) * | 1984-07-03 | 1986-11-14 | Commissariat Energie Atomique | Generateur de sequences predeterminees de signaux logiques combines |
EP0214692B1 (de) * | 1985-09-05 | 1991-12-04 | Koninklijke Philips Electronics N.V. | Überwachung eines Konfliktdetektors für Verkehrsampeln |
US4977559A (en) * | 1988-12-19 | 1990-12-11 | Chrysler Corporation | Improper bit combination detection circuit |
GB9025480D0 (en) * | 1990-11-22 | 1991-01-09 | Atomic Energy Authority Uk | Hard-wired controller/monitor |
US5295141A (en) * | 1990-12-19 | 1994-03-15 | Bull Hn Information Systems Inc. | Sensing and responding to invalid states in logic circuitry |
US5546408A (en) * | 1994-06-09 | 1996-08-13 | International Business Machines Corporation | Hierarchical pattern faults for describing logic circuit failure mechanisms |
FR2867286A1 (fr) * | 2004-03-02 | 2005-09-09 | St Microelectronics Sa | Machine d'etats a logique cablee protegee contre le deraillement par injection de faute |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3582633A (en) * | 1968-02-20 | 1971-06-01 | Lockheed Aircraft Corp | Method and apparatus for fault detection in a logic circuit |
US3518413A (en) * | 1968-03-21 | 1970-06-30 | Honeywell Inc | Apparatus for checking the sequencing of a data processing system |
US3536902A (en) * | 1969-04-15 | 1970-10-27 | Automatic Elect Lab | Sequence step check circuit |
US3713095A (en) * | 1971-03-16 | 1973-01-23 | Bell Telephone Labor Inc | Data processor sequence checking circuitry |
US3976864A (en) * | 1974-09-03 | 1976-08-24 | Hewlett-Packard Company | Apparatus and method for testing digital circuits |
-
1976
- 1976-11-09 US US05/740,280 patent/US4059749A/en not_active Expired - Lifetime
-
1977
- 1977-10-24 NO NO773636A patent/NO773636L/no unknown
- 1977-10-24 CA CA289,336A patent/CA1089998A/en not_active Expired
- 1977-11-03 NL NL7712124A patent/NL7712124A/ not_active Application Discontinuation
- 1977-11-04 GB GB45911/77A patent/GB1579775A/en not_active Expired
- 1977-11-08 DK DK495377A patent/DK495377A/da not_active Application Discontinuation
- 1977-11-08 JP JP13316877A patent/JPS5360532A/ja active Pending
- 1977-11-09 DE DE19772750155 patent/DE2750155A1/de not_active Withdrawn
- 1977-11-09 BE BE182481A patent/BE860646A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CA1089998A (en) | 1980-11-18 |
BE860646A (nl) | 1978-05-09 |
US4059749A (en) | 1977-11-22 |
JPS5360532A (en) | 1978-05-31 |
DE2750155A1 (de) | 1978-05-18 |
NL7712124A (nl) | 1978-05-11 |
GB1579775A (en) | 1980-11-26 |
NO773636L (no) | 1978-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |