IT964332B - ELECTRONIC STORAGE ELEMENT FOR DIGITAL DATA PROCESSORS WITH HIGH OPERATING SAFETY ESPECIALLY FOR RAILWAY PROTECTION SYSTEMS - Google Patents

ELECTRONIC STORAGE ELEMENT FOR DIGITAL DATA PROCESSORS WITH HIGH OPERATING SAFETY ESPECIALLY FOR RAILWAY PROTECTION SYSTEMS

Info

Publication number
IT964332B
IT964332B IT28583/72A IT2858372A IT964332B IT 964332 B IT964332 B IT 964332B IT 28583/72 A IT28583/72 A IT 28583/72A IT 2858372 A IT2858372 A IT 2858372A IT 964332 B IT964332 B IT 964332B
Authority
IT
Italy
Prior art keywords
digital data
storage element
electronic storage
high operating
data processors
Prior art date
Application number
IT28583/72A
Other languages
Italian (it)
Original Assignee
Siemens Ag
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
Priority claimed from DE19712143375 external-priority patent/DE2143375C/en
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT964332B publication Critical patent/IT964332B/en

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)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Logic Circuits (AREA)
IT28583/72A 1971-08-30 1972-08-29 ELECTRONIC STORAGE ELEMENT FOR DIGITAL DATA PROCESSORS WITH HIGH OPERATING SAFETY ESPECIALLY FOR RAILWAY PROTECTION SYSTEMS IT964332B (en)

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
IT964332B true IT964332B (en) 1974-01-21

Family

ID=5818177

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28583/72A IT964332B (en) 1971-08-30 1972-08-29 ELECTRONIC STORAGE ELEMENT FOR DIGITAL DATA PROCESSORS WITH HIGH OPERATING SAFETY ESPECIALLY FOR RAILWAY PROTECTION SYSTEMS

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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
BE788129A (en) 1973-02-28
ZA724696B (en) 1973-06-27
DE2143375B1 (en) 1972-10-26
GB1357862A (en) 1974-06-26
NL7211414A (en) 1973-03-02
CH549904A (en) 1974-05-31
AT321360B (en) 1975-03-25
FR2151951A5 (en) 1973-04-20

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