FR1200570A - Système d'aériens perfectionné - Google Patents

Système d'aériens perfectionné

Info

Publication number
FR1200570A
FR1200570A FR1200570DA FR1200570A FR 1200570 A FR1200570 A FR 1200570A FR 1200570D A FR1200570D A FR 1200570DA FR 1200570 A FR1200570 A FR 1200570A
Authority
FR
France
Prior art keywords
aerial system
advanced aerial
advanced
aerial
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.)
Marconis Wireless Telegraph Co Ltd
Original Assignee
Marconis Wireless Telegraph 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 filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR1200570A publication Critical patent/FR1200570A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/004—Antennas or antenna systems providing at least two radiating patterns providing two or four symmetrical beams for Janus application
FR1200570D 1957-07-24 1958-07-21 Système d'aériens perfectionné Expired FR1200570A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1200570X 1957-07-24

Publications (1)

Publication Number Publication Date
FR1200570A true FR1200570A (fr) 1959-12-22

Family

ID=10881875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1200570D Expired FR1200570A (fr) 1957-07-24 1958-07-21 Système d'aériens perfectionné

Country Status (1)

Country Link
FR (1) FR1200570A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3137001A (en) * 1959-08-25 1964-06-09 Decca Ltd Slotted waveguide array with parabolic reflectors and lobe switching
US3177491A (en) * 1960-12-02 1965-04-06 Portenseigne Ets Marcel Cavity antenna with flared horn
DE1218560B (de) * 1960-11-25 1966-06-08 Marcel Portenseigne Sa Ets Breitbandige Schlitzantenne fuer sehr kurze Wellen
US4912482A (en) * 1986-07-24 1990-03-27 The General Electric Company, P.L.C. Antenna

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3137001A (en) * 1959-08-25 1964-06-09 Decca Ltd Slotted waveguide array with parabolic reflectors and lobe switching
DE1218560B (de) * 1960-11-25 1966-06-08 Marcel Portenseigne Sa Ets Breitbandige Schlitzantenne fuer sehr kurze Wellen
US3177491A (en) * 1960-12-02 1965-04-06 Portenseigne Ets Marcel Cavity antenna with flared horn
US4912482A (en) * 1986-07-24 1990-03-27 The General Electric Company, P.L.C. Antenna

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