FR512780A - Improvements to thermionic receiver devices for wireless telegraphy and telephony - Google Patents

Improvements to thermionic receiver devices for wireless telegraphy and telephony

Info

Publication number
FR512780A
FR512780A FR512780A FR512780DA FR512780A FR 512780 A FR512780 A FR 512780A FR 512780 A FR512780 A FR 512780A FR 512780D A FR512780D A FR 512780DA FR 512780 A FR512780 A FR 512780A
Authority
FR
France
Prior art keywords
thermionic
telephony
receiver devices
wireless telegraphy
telegraphy
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
FR512780A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co 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
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR512780A publication Critical patent/FR512780A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/22—Circuits for receivers in which no local oscillation is generated

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR512780A 1920-03-30 1920-03-30 Improvements to thermionic receiver devices for wireless telegraphy and telephony Expired FR512780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR512780T 1920-03-30

Publications (1)

Publication Number Publication Date
FR512780A true FR512780A (en) 1921-01-31

Family

ID=8913150

Family Applications (1)

Application Number Title Priority Date Filing Date
FR512780A Expired FR512780A (en) 1920-03-30 1920-03-30 Improvements to thermionic receiver devices for wireless telegraphy and telephony

Country Status (2)

Country Link
CH (1) CH94336A (en)
FR (1) FR512780A (en)

Also Published As

Publication number Publication date
CH94336A (en) 1922-04-17

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