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FR771800A - Improvements to telecommunication systems - Google Patents

Improvements to telecommunication systems

Info

Publication number
FR771800A
FR771800A FR771800DA FR771800A FR 771800 A FR771800 A FR 771800A FR 771800D A FR771800D A FR 771800DA FR 771800 A FR771800 A FR 771800A
Authority
FR
France
Prior art keywords
telecommunication systems
telecommunication
systems
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
French (fr)
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.)
Western Union Telegraph Co
Original Assignee
Western Union Telegraph Co
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 Western Union Telegraph Co filed Critical Western Union Telegraph Co
Application granted granted Critical
Publication of FR771800A publication Critical patent/FR771800A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Relay Circuits (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR771800D 1933-04-13 1934-04-12 Improvements to telecommunication systems Expired FR771800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US437646XA 1933-04-13 1933-04-13

Publications (1)

Publication Number Publication Date
FR771800A true FR771800A (en) 1934-10-16

Family

ID=21928766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771800D Expired FR771800A (en) 1933-04-13 1934-04-12 Improvements to telecommunication systems

Country Status (3)

Country Link
DE (1) DE661603C (en)
FR (1) FR771800A (en)
GB (1) GB437646A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758707C (en) * 1937-08-27 1953-08-24 Erich Dr-Ing Hudec Telegraphing method for the transmission of messages on electrical, especially short waves
US2495682A (en) * 1938-12-30 1950-01-31 Bell Telephone Labor Inc Communication system
US2348214A (en) * 1941-09-29 1944-05-09 Teletype Corp Printing telegraph apparatus
DE872060C (en) * 1941-11-25 1953-04-27 Siemens Ag Tracking telegraph system

Also Published As

Publication number Publication date
DE661603C (en) 1938-06-22
GB437646A (en) 1935-11-04

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