CH582458A5 - - Google Patents

Info

Publication number
CH582458A5
CH582458A5 CH156375A CH156375A CH582458A5 CH 582458 A5 CH582458 A5 CH 582458A5 CH 156375 A CH156375 A CH 156375A CH 156375 A CH156375 A CH 156375A CH 582458 A5 CH582458 A5 CH 582458A5
Authority
CH
Switzerland
Application number
CH156375A
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of CH582458A5 publication Critical patent/CH582458A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
    • H04L5/24—Arrangements affording multiple use of the transmission path using time-division multiplexing with start-stop synchronous converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/448—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency with conversion of a single frequency signal into a digital signal
    • H04Q1/4485—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency with conversion of a single frequency signal into a digital signal which is transmitted in digital form

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CH156375A 1974-02-11 1975-02-10 CH582458A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6735674A IT1009134B (en) 1974-02-11 1974-02-11 NUMERICAL MODEM WITH TIME DIVISION FOR DATA TRANSMISSION

Publications (1)

Publication Number Publication Date
CH582458A5 true CH582458A5 (en) 1976-11-30

Family

ID=11301710

Family Applications (1)

Application Number Title Priority Date Filing Date
CH156375A CH582458A5 (en) 1974-02-11 1975-02-10

Country Status (4)

Country Link
CH (1) CH582458A5 (en)
DE (1) DE2505457C3 (en)
FR (1) FR2260900A1 (en)
IT (1) IT1009134B (en)

Also Published As

Publication number Publication date
DE2505457B2 (en) 1979-03-22
IT1009134B (en) 1976-12-10
DE2505457A1 (en) 1975-08-14
FR2260900A1 (en) 1975-09-05
FR2260900B1 (en) 1978-02-03
DE2505457C3 (en) 1979-11-22

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Legal Events

Date Code Title Description
PL Patent ceased