CH390318A - Decodificatore pluristadio elettronico a transistori adatto a riconoscere una sequenza di impulsi di frequenze diverse - Google Patents

Decodificatore pluristadio elettronico a transistori adatto a riconoscere una sequenza di impulsi di frequenze diverse

Info

Publication number
CH390318A
CH390318A CH913961A CH913961A CH390318A CH 390318 A CH390318 A CH 390318A CH 913961 A CH913961 A CH 913961A CH 913961 A CH913961 A CH 913961A CH 390318 A CH390318 A CH 390318A
Authority
CH
Switzerland
Prior art keywords
recognizing
pulses
sequence
different frequencies
decoder suitable
Prior art date
Application number
CH913961A
Other languages
English (en)
Inventor
Semeria Francesco
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of CH390318A publication Critical patent/CH390318A/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
CH913961A 1961-06-30 1961-08-03 Decodificatore pluristadio elettronico a transistori adatto a riconoscere una sequenza di impulsi di frequenze diverse CH390318A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1200961 1961-06-30

Publications (1)

Publication Number Publication Date
CH390318A true CH390318A (it) 1965-04-15

Family

ID=11139000

Family Applications (1)

Application Number Title Priority Date Filing Date
CH913961A CH390318A (it) 1961-06-30 1961-08-03 Decodificatore pluristadio elettronico a transistori adatto a riconoscere una sequenza di impulsi di frequenze diverse

Country Status (2)

Country Link
CH (1) CH390318A (it)
DE (1) DE1210911B (it)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2984753A (en) * 1957-08-02 1961-05-16 Commercial Cable Company Transistor ring counter

Also Published As

Publication number Publication date
DE1210911B (de) 1966-02-17

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