BE788129A - ELECTRONIC MEMORY ELEMENT FOR HIGH RELIABILITY DIGITAL DATA PROCESSING FACILITIES IN PARTICULAR FOR RAIL SAFETY SERVICE - Google Patents
ELECTRONIC MEMORY ELEMENT FOR HIGH RELIABILITY DIGITAL DATA PROCESSING FACILITIES IN PARTICULAR FOR RAIL SAFETY SERVICEInfo
- Publication number
- BE788129A BE788129A BE788129DA BE788129A BE 788129 A BE788129 A BE 788129A BE 788129D A BE788129D A BE 788129DA BE 788129 A BE788129 A BE 788129A
- Authority
- BE
- Belgium
- Prior art keywords
- data processing
- digital data
- memory element
- high reliability
- electronic memory
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/007—Fail-safe circuits
- H03K19/0075—Fail-safe circuits by using two redundant chains
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
- H03K3/037—Bistable circuits
- H03K3/0372—Bistable circuits of the master-slave type
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
- H03K3/037—Bistable circuits
- H03K3/0375—Bistable circuits provided with means for increasing reliability; for protection; for ensuring a predetermined initial state when the supply voltage has been applied; for storing the actual state when the supply voltage fails
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Logic Circuits (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712143375 DE2143375C (en) | 1971-08-30 | Electronic memory element for digital data processing systems with a high level of error security, in particular for railway safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE788129A true BE788129A (en) | 1973-02-28 |
Family
ID=5818177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE788129D BE788129A (en) | 1971-08-30 | ELECTRONIC MEMORY ELEMENT FOR HIGH RELIABILITY DIGITAL DATA PROCESSING FACILITIES IN PARTICULAR FOR RAIL SAFETY SERVICE |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT321360B (en) |
| BE (1) | BE788129A (en) |
| CH (1) | CH549904A (en) |
| DE (1) | DE2143375B1 (en) |
| FR (1) | FR2151951A5 (en) |
| GB (1) | GB1357862A (en) |
| IT (1) | IT964332B (en) |
| NL (1) | NL7211414A (en) |
| ZA (1) | ZA724696B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2521245C3 (en) * | 1975-05-13 | 1984-03-29 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement for a two-channel safety switchgear with complementary signal processing |
| DE2900631C2 (en) * | 1979-01-09 | 1981-05-27 | Siemens AG, 1000 Berlin und 8000 München | Safety output circuit |
| US4700346A (en) * | 1985-05-10 | 1987-10-13 | Tandem Computers Incorporated | Self-checking, dual railed, leading edge synchronizer |
| DE3740078C1 (en) * | 1987-11-26 | 1988-12-08 | Kloeckner Moeller Elektrizit | Circuit arrangement for the safety-effective determination of the state of an output storage stage |
-
0
- BE BE788129D patent/BE788129A/en unknown
-
1971
- 1971-08-30 DE DE2143375A patent/DE2143375B1/en active Pending
-
1972
- 1972-05-24 CH CH765172A patent/CH549904A/en not_active IP Right Cessation
- 1972-05-30 AT AT467272A patent/AT321360B/en not_active IP Right Cessation
- 1972-07-07 ZA ZA724696A patent/ZA724696B/en unknown
- 1972-08-16 GB GB3829972A patent/GB1357862A/en not_active Expired
- 1972-08-21 NL NL7211414A patent/NL7211414A/xx not_active Application Discontinuation
- 1972-08-28 FR FR7230474A patent/FR2151951A5/fr not_active Expired
- 1972-08-29 IT IT28583/72A patent/IT964332B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| ZA724696B (en) | 1973-06-27 |
| FR2151951A5 (en) | 1973-04-20 |
| IT964332B (en) | 1974-01-21 |
| GB1357862A (en) | 1974-06-26 |
| DE2143375B1 (en) | 1972-10-26 |
| AT321360B (en) | 1975-03-25 |
| CH549904A (en) | 1974-05-31 |
| NL7211414A (en) | 1973-03-02 |
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