GB191223355A - Improvements in Tele-typewriters. - Google Patents

Improvements in Tele-typewriters.

Info

Publication number
GB191223355A
GB191223355A GB191223355DA GB191223355A GB 191223355 A GB191223355 A GB 191223355A GB 191223355D A GB191223355D A GB 191223355DA GB 191223355 A GB191223355 A GB 191223355A
Authority
GB
United Kingdom
Prior art keywords
typewriters
tele
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
Other languages
English (en)
Inventor
Willy Fischer-Brill
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191223355A publication Critical patent/GB191223355A/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
    • H04L25/4902—Pulse width modulation; Pulse position modulation
    • 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)
  • Electromagnets (AREA)
GB191223355D 1912-10-12 1912-10-12 Improvements in Tele-typewriters. Expired GB191223355A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191223355T 1912-10-12

Publications (1)

Publication Number Publication Date
GB191223355A true GB191223355A (en) 1913-04-10

Family

ID=32573770

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191223355D Expired GB191223355A (en) 1912-10-12 1912-10-12 Improvements in Tele-typewriters.

Country Status (3)

Country Link
DE (1) DE251112C (enrdf_load_stackoverflow)
FR (1) FR452055A (enrdf_load_stackoverflow)
GB (1) GB191223355A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE251112C (enrdf_load_stackoverflow)
FR452055A (fr) 1913-05-06

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