SE7813424L - Metod och apparatutrustning for datakommunikation - Google Patents

Metod och apparatutrustning for datakommunikation

Info

Publication number
SE7813424L
SE7813424L SE7813424A SE7813424A SE7813424L SE 7813424 L SE7813424 L SE 7813424L SE 7813424 A SE7813424 A SE 7813424A SE 7813424 A SE7813424 A SE 7813424A SE 7813424 L SE7813424 L SE 7813424L
Authority
SE
Sweden
Prior art keywords
data communication
apparatus equipment
equipment
communication
data
Prior art date
Application number
SE7813424A
Other languages
English (en)
Inventor
N Fujikura
M Noomi
H Ihara
Original Assignee
Hitachi Ltd
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
Priority claimed from JP53004357A external-priority patent/JPS5831136B2/ja
Priority claimed from JP14237678A external-priority patent/JPS5568761A/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of SE7813424L publication Critical patent/SE7813424L/sv

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
    • H04L25/4917—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 multilevel codes
    • H04L25/4923—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 multilevel codes using ternary codes
    • H04L25/4925—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 multilevel codes using ternary codes using balanced bipolar ternary 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)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Communication Control (AREA)
SE7813424A 1978-01-20 1978-12-29 Metod och apparatutrustning for datakommunikation SE7813424L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP53004357A JPS5831136B2 (ja) 1978-01-20 1978-01-20 ディジタル信号伝送方式
JP14237678A JPS5568761A (en) 1978-11-20 1978-11-20 Digital signal transmission system

Publications (1)

Publication Number Publication Date
SE7813424L true SE7813424L (sv) 1979-07-21

Family

ID=26338106

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7813424A SE7813424L (sv) 1978-01-20 1978-12-29 Metod och apparatutrustning for datakommunikation

Country Status (4)

Country Link
DE (1) DE2902133C3 (sv)
FR (1) FR2423016A1 (sv)
GB (1) GB2014401B (sv)
SE (1) SE7813424L (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2109202A (en) * 1981-11-02 1983-05-25 Philips Electronic Associated Code generator
GB2183971B (en) * 1985-12-05 1989-10-04 Stc Plc Data transmission system
US7221711B2 (en) 2002-03-27 2007-05-22 Woodworth John R Multilevel data encoding and modulation technique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759047A (en) * 1950-12-27 1956-08-14 Bell Telephone Labor Inc Pulse transmission system and regenerative repeater therefor
GB830848A (en) * 1956-11-05 1960-03-23 Standard Telephones Cables Ltd Improvements relating to transmission or storage systems employing information in binary code form
US3502810A (en) * 1966-08-15 1970-03-24 Bell Telephone Labor Inc Bipolar pulse transmission system with self-derived timing and drift compensation
DE1762644B2 (de) * 1967-07-27 1971-03-18 Xerox Corp., Rochester, N.Y. (V.St.A,) Verfahren und schaltungsanordnungen zur umsetzung nicht synchroner binaerer datensignale in nichtsynchrone daten signale mit mehreren pegelwerten
US3863025A (en) * 1973-04-25 1975-01-28 Gte Automatic Electric Lab Inc Data transmission method

Also Published As

Publication number Publication date
DE2902133A1 (de) 1979-07-26
DE2902133C3 (de) 1981-07-30
FR2423016A1 (fr) 1979-11-09
FR2423016B1 (sv) 1983-04-29
DE2902133B2 (de) 1980-10-02
GB2014401B (en) 1982-03-31
GB2014401A (en) 1979-08-22

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