IT979858B - Circuito selettore a sicurezza intrinseca per segnali a fre quenza di ripetizione prefissata - Google Patents

Circuito selettore a sicurezza intrinseca per segnali a fre quenza di ripetizione prefissata

Info

Publication number
IT979858B
IT979858B IT48818/73A IT4881873A IT979858B IT 979858 B IT979858 B IT 979858B IT 48818/73 A IT48818/73 A IT 48818/73A IT 4881873 A IT4881873 A IT 4881873A IT 979858 B IT979858 B IT 979858B
Authority
IT
Italy
Prior art keywords
prefixed
frequency signals
selector circuit
intrinsically safe
repeat frequency
Prior art date
Application number
IT48818/73A
Other languages
English (en)
Italian (it)
Original Assignee
Jeumont Schneider
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
Application filed by Jeumont Schneider filed Critical Jeumont Schneider
Application granted granted Critical
Publication of IT979858B publication Critical patent/IT979858B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
IT48818/73A 1972-03-17 1973-03-15 Circuito selettore a sicurezza intrinseca per segnali a fre quenza di ripetizione prefissata IT979858B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7209321A FR2176266A5 (OSRAM) 1972-03-17 1972-03-17

Publications (1)

Publication Number Publication Date
IT979858B true IT979858B (it) 1974-09-30

Family

ID=9095361

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48818/73A IT979858B (it) 1972-03-17 1973-03-15 Circuito selettore a sicurezza intrinseca per segnali a fre quenza di ripetizione prefissata

Country Status (6)

Country Link
BE (1) BE796785A (OSRAM)
CA (1) CA996220A (OSRAM)
ES (1) ES412726A1 (OSRAM)
FR (1) FR2176266A5 (OSRAM)
IT (1) IT979858B (OSRAM)
ZA (1) ZA731726B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478901B1 (fr) * 1980-03-18 1986-02-07 Jeumont Schneider Etage de selection du signal alternatif de plus grande amplitude parmi deux signaux de frequences differentes

Also Published As

Publication number Publication date
FR2176266A5 (OSRAM) 1973-10-26
BE796785A (fr) 1973-07-02
ES412726A1 (es) 1976-01-16
CA996220A (fr) 1976-08-31
ZA731726B (en) 1974-05-29

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