Feed horn for a telecommunications antenna

Details Feed horn for a telecommunications antenna Feed horn for a telecommunications antenna

1987-12-09

1990-05-29

Sikes, William L.

Communications: radio wave antennas

Antennas

Wave guide type

343772, H01Q 1300

Patent

active

049299620

ABSTRACT:
A feed horn comprising a radiating portion having a circular aperture, a transition formed by progressively varying waveguide sections and a flange which provides a coupling with a rectangular waveguide is fabricated from moldable material and designed to be fixed in a support. The radiating portion of the horn is formed by a cylindrical flange having at least two concentric grooves which form two traps.

REFERENCES:
patent: 2960671 (1960-11-01), Ohm
patent: 3553707 (1971-01-01), Yang et al.
patent: 3662393 (1972-05-01), Cohn
patent: 3906508 (1975-09-01), Foldes
patent: 3928825 (1975-12-01), Kaffenberger et al.
patent: 3985851 (1976-10-01), Macturk
patent: 4112432 (1978-09-01), Wong et al.
patent: 4210915 (1980-07-01), Kienberger et al.
patent: 4380014 (1983-04-01), Howard
patent: 4578681 (1986-03-01), Howard
patent: 4731616 (1988-03-01), Fulton et al.
P. J. B. Clarricoats, "Some Recent Advances in Microwave Reflector Antennas", Proc. IEE, vol. 126, No. 1, Jan. 1979, pp. 9-25.

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