Communications: radio wave antennas – Antennas – Wave guide type
Patent
1984-06-19
1987-08-25
Sikes, William L.
Communications: radio wave antennas
Antennas
Wave guide type
343786, H01Q 1302, H01Q 1913
Patent
active
046896309
ABSTRACT:
A reflector antenna is disclosed which generates two or more beams which are separated angularly in the elevation plane, as in multi-beam antennas, and are shaped so as to provide, when combined, any desired pattern of coverage. The antenna includes a horn which receives separated inputs and radiates toward a reflector primary beams displaced from one another by a predetermined angle but having a single phase center.
REFERENCES:
patent: 2472201 (1949-06-01), Eyges
patent: 2530079 (1950-11-01), Riblet
patent: 2692336 (1954-10-01), Kock
patent: 3508276 (1970-04-01), Rope et al.
patent: 3701160 (1972-10-01), Beguin
patent: 3854141 (1974-12-01), Smith
patent: 4419670 (1983-12-01), Hill
Reindel, "The H-Guide . . .", Sylvania Electric Products, Inc., Electronic Defense Laboratories Technical Memorandum, No. EDL-M377, Aug. 11, 1961, Cover Page and p. 21.
Alia Francesco
Ruggerini Gianfranco
Contraves Italiana S.p.A.
Sikes William L.
Wimer Michael C.
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