IT980923B - Sistema di comunicazione parti colarmente per telegrafia - Google Patents

Sistema di comunicazione parti colarmente per telegrafia

Info

Publication number
IT980923B
IT980923B IT68187/73A IT6818773A IT980923B IT 980923 B IT980923 B IT 980923B IT 68187/73 A IT68187/73 A IT 68187/73A IT 6818773 A IT6818773 A IT 6818773A IT 980923 B IT980923 B IT 980923B
Authority
IT
Italy
Prior art keywords
colarly
telegraphy
communication system
system parts
parts
Prior art date
Application number
IT68187/73A
Other languages
English (en)
Original Assignee
Control Data Corp
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 Control Data Corp filed Critical Control Data Corp
Application granted granted Critical
Publication of IT980923B publication Critical patent/IT980923B/it

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
    • H04L25/493—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 by transition coding, i.e. the time-position or direction of a transition being encoded before transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
IT68187/73A 1973-01-03 1973-04-27 Sistema di comunicazione parti colarmente per telegrafia IT980923B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00320772A US3816645A (en) 1973-01-03 1973-01-03 Communications system

Publications (1)

Publication Number Publication Date
IT980923B true IT980923B (it) 1974-10-10

Family

ID=23247809

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68187/73A IT980923B (it) 1973-01-03 1973-04-27 Sistema di comunicazione parti colarmente per telegrafia

Country Status (2)

Country Link
US (1) US3816645A (it)
IT (1) IT980923B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144940A (en) * 1983-08-10 1985-03-13 Ibm A data processing system including an infra-red coupled remote data entry device
DE3444361A1 (de) * 1984-12-05 1986-06-12 Siemens AG, 1000 Berlin und 8000 München Datenuebertragungseinrichtung
US4829297A (en) * 1987-05-08 1989-05-09 Allen-Bradley Company, Inc. Communication network polling technique
US4939509A (en) * 1988-01-25 1990-07-03 At&T Company Data conferencing arrangement for stations having keyboards and displays, using a keyboard buffer and a screen buffer

Also Published As

Publication number Publication date
US3816645A (en) 1974-06-11

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