FR871633A - Système de rayonnement dirigé d'ondes ultra-courtes - Google Patents

Système de rayonnement dirigé d'ondes ultra-courtes

Info

Publication number
FR871633A
FR871633A FR871633DA FR871633A FR 871633 A FR871633 A FR 871633A FR 871633D A FR871633D A FR 871633DA FR 871633 A FR871633 A FR 871633A
Authority
FR
France
Prior art keywords
shortwave
ultra
radiation system
directed radiation
directed
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)
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR871633A publication Critical patent/FR871633A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
FR871633D 1939-03-01 1941-04-19 Système de rayonnement dirigé d'ondes ultra-courtes Expired FR871633A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE871633X 1939-03-01

Publications (1)

Publication Number Publication Date
FR871633A true FR871633A (fr) 1942-05-02

Family

ID=6814978

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871633D Expired FR871633A (fr) 1939-03-01 1941-04-19 Système de rayonnement dirigé d'ondes ultra-courtes

Country Status (1)

Country Link
FR (1) FR871633A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646506A (en) * 1945-07-09 1953-07-21 Us Sec War Electromagnetic waveguide radiator
US2720588A (en) * 1949-07-22 1955-10-11 Nat Res Dev Radio antennae
US2769168A (en) * 1953-07-15 1956-10-30 Edwin William Hicks Wide band cavity type aerial

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646506A (en) * 1945-07-09 1953-07-21 Us Sec War Electromagnetic waveguide radiator
US2720588A (en) * 1949-07-22 1955-10-11 Nat Res Dev Radio antennae
US2769168A (en) * 1953-07-15 1956-10-30 Edwin William Hicks Wide band cavity type aerial

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