FR781789A - Improvements to reception devices - Google Patents

Improvements to reception devices

Info

Publication number
FR781789A
FR781789A FR781789DA FR781789A FR 781789 A FR781789 A FR 781789A FR 781789D A FR781789D A FR 781789DA FR 781789 A FR781789 A FR 781789A
Authority
FR
France
Prior art keywords
reception devices
reception
devices
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.)
Societe Francaise Radio Electrique
Original Assignee
Societe Francaise Radio Electrique
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 Societe Francaise Radio Electrique filed Critical Societe Francaise Radio Electrique
Application granted granted Critical
Publication of FR781789A publication Critical patent/FR781789A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/006—Secret communication by varying or inverting the phase, at periodic or random intervals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR781789D 1934-02-15 1934-02-15 Improvements to reception devices Expired FR781789A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR781789T 1934-02-15

Publications (1)

Publication Number Publication Date
FR781789A true FR781789A (en) 1935-05-22

Family

ID=9209550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR781789D Expired FR781789A (en) 1934-02-15 1934-02-15 Improvements to reception devices

Country Status (1)

Country Link
FR (1) FR781789A (en)

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