Beam and null switch step steerable antenna system

Details Beam and null switch step steerable antenna system Beam and null switch step steerable antenna system

1975-12-16

1977-12-13

Lieberman, Eli

Communications: radio wave antennas

Antennas

Plural antennas spaced a fractional or full wave length apart

343854, 343894, H01Q 326

Patent

active

040632504

ABSTRACT:
An antenna combiner 2.sup.n antenna element system with switchable variable delay line length broadband beam and null steering through 360.degree. in azimuth.

REFERENCES:
patent: 1950708 (1934-03-01), von Arco
patent: 2160857 (1939-06-01), Gothe
patent: 2432134 (1947-12-01), Bagnall
patent: 3056961 (1962-10-01), Mitchell
patent: 3248736 (1966-04-01), Bohar
patent: 3295138 (1966-12-01), Nelson
patent: 3325816 (1967-06-01), Dutton
patent: 3396398 (1968-08-01), Dunlavy
patent: 3480958 (1969-11-01), Tcheditch
patent: 3560985 (1971-02-01), Lyon
patent: 3811129 (1974-05-01), Holst

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