FR1579145A - - Google Patents

Info

Publication number
FR1579145A
FR1579145A FR1579145DA FR1579145A FR 1579145 A FR1579145 A FR 1579145A FR 1579145D A FR1579145D A FR 1579145DA FR 1579145 A FR1579145 A FR 1579145A
Authority
FR
France
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
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1579145A publication Critical patent/FR1579145A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/4135—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which a baseband signal showing more than two values or a continuously varying baseband signal is transmitted or recorded
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/05—Electric or magnetic storage of signals before transmitting or retransmitting for changing the transmission rate
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Dc Digital Transmission (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Facsimile Heads (AREA)
  • Facsimiles In General (AREA)
  • Facsimile Transmission Control (AREA)
FR1579145D 1967-07-27 1968-07-26 Expired FR1579145A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65649667A 1967-07-27 1967-07-27

Publications (1)

Publication Number Publication Date
FR1579145A true FR1579145A (enrdf_load_stackoverflow) 1969-08-22

Family

ID=24633274

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1579145D Expired FR1579145A (enrdf_load_stackoverflow) 1967-07-27 1968-07-26

Country Status (3)

Country Link
DE (1) DE1762644B2 (enrdf_load_stackoverflow)
FR (1) FR1579145A (enrdf_load_stackoverflow)
GB (3) GB1250494A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2161744A1 (enrdf_load_stackoverflow) * 1971-10-13 1973-07-13 Cit Alcatel

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7813424L (sv) * 1978-01-20 1979-07-21 Hitachi Ltd Metod och apparatutrustning for datakommunikation
DE2823383C3 (de) * 1978-05-29 1981-07-30 Siemens AG, 1000 Berlin und 8000 München Erzeugung 2↑n↑-stufiger Signale aus n binären Signalen sehr hoher Bitrate
GB2250898A (en) * 1990-12-12 1992-06-17 Stc Plc Line coding scheme.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2161744A1 (enrdf_load_stackoverflow) * 1971-10-13 1973-07-13 Cit Alcatel

Also Published As

Publication number Publication date
DE1762644B2 (de) 1971-03-18
GB1250492A (enrdf_load_stackoverflow) 1971-10-20
GB1250493A (enrdf_load_stackoverflow) 1971-10-20
DE1762644A1 (de) 1970-07-02
GB1250494A (enrdf_load_stackoverflow) 1971-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse