IT1017116B - PERFECTED SYSTEM FOR DATA TRANSMISSION - Google Patents

PERFECTED SYSTEM FOR DATA TRANSMISSION

Info

Publication number
IT1017116B
IT1017116B IT2510374A IT2510374A IT1017116B IT 1017116 B IT1017116 B IT 1017116B IT 2510374 A IT2510374 A IT 2510374A IT 2510374 A IT2510374 A IT 2510374A IT 1017116 B IT1017116 B IT 1017116B
Authority
IT
Italy
Prior art keywords
data transmission
perfected system
perfected
transmission
data
Prior art date
Application number
IT2510374A
Other languages
Italian (it)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1017116B publication Critical patent/IT1017116B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4904—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using self-synchronising codes, e.g. split-phase codes

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
IT2510374A 1973-09-12 1974-07-12 PERFECTED SYSTEM FOR DATA TRANSMISSION IT1017116B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39696473A 1973-09-12 1973-09-12

Publications (1)

Publication Number Publication Date
IT1017116B true IT1017116B (en) 1977-07-20

Family

ID=23569325

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2510374A IT1017116B (en) 1973-09-12 1974-07-12 PERFECTED SYSTEM FOR DATA TRANSMISSION

Country Status (8)

Country Link
AU (1) AU7326774A (en)
CH (1) CH573687A5 (en)
DE (1) DE2423401B2 (en)
ES (1) ES429955A1 (en)
FR (1) FR2246125A1 (en)
IT (1) IT1017116B (en)
NL (1) NL7411431A (en)
SU (2) SU612645A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3112846A1 (en) * 1981-03-31 1982-10-14 Siemens AG, 1000 Berlin und 8000 München Method for transmitting binary pulse duration modulated signals in telephone switching systems, in particular small telephone PABX systems

Also Published As

Publication number Publication date
NL7411431A (en) 1975-03-14
CH573687A5 (en) 1976-03-15
FR2246125A1 (en) 1975-04-25
ES429955A1 (en) 1976-09-16
AU7326774A (en) 1976-03-18
DE2423401A1 (en) 1975-04-10
SU612645A3 (en) 1978-06-25
SU667177A3 (en) 1979-06-05
DE2423401B2 (en) 1976-11-04

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