GB1089155A - Improvements in or relating to data transmission apparatus - Google Patents

Improvements in or relating to data transmission apparatus

Info

Publication number
GB1089155A
GB1089155A GB2301365A GB2301365A GB1089155A GB 1089155 A GB1089155 A GB 1089155A GB 2301365 A GB2301365 A GB 2301365A GB 2301365 A GB2301365 A GB 2301365A GB 1089155 A GB1089155 A GB 1089155A
Authority
GB
United Kingdom
Prior art keywords
data
bits
clock
frequency
carrier
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB2301365A
Other languages
English (en)
Inventor
Etienne Gorog
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1089155A publication Critical patent/GB1089155A/en
Expired legal-status Critical Current

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Dc Digital Transmission (AREA)
GB2301365A 1964-06-26 1965-05-31 Improvements in or relating to data transmission apparatus Expired GB1089155A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7422A FR1413909A (fr) 1964-06-26 1964-06-26 Amélioration dans les transmissions d'informations

Publications (1)

Publication Number Publication Date
GB1089155A true GB1089155A (en) 1967-11-01

Family

ID=8572332

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2301365A Expired GB1089155A (en) 1964-06-26 1965-05-31 Improvements in or relating to data transmission apparatus

Country Status (5)

Country Link
CH (1) CH422874A (enrdf_load_stackoverflow)
DE (1) DE1234777B (enrdf_load_stackoverflow)
FR (1) FR1413909A (enrdf_load_stackoverflow)
GB (1) GB1089155A (enrdf_load_stackoverflow)
SE (1) SE319523B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1504609A (fr) * 1966-09-21 1967-12-08 Ibm France Système de transmission de données

Also Published As

Publication number Publication date
FR1413909A (fr) 1965-10-15
DE1234777B (de) 1967-02-23
CH422874A (de) 1966-10-31
SE319523B (enrdf_load_stackoverflow) 1970-01-19

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