Doppler navigation antenna having automatic land-sea error corre

Details Doppler navigation antenna having automatic land-sea error corre Doppler navigation antenna having automatic land-sea error corre

1970-12-07

1982-07-20

Blum, Theodore M.

Communications: radio wave antennas

Antennas

Slot type

343771, H01Q 1310

Patent

active

043408923

ABSTRACT:
A doppler navigation antenna having automatic land-sea error correction through the utilization of two somewhat differently inclined lobe groups consisting of four lobes each, and employing a plane radiator group which comprises a plurality of individual radiators arranged in parallel rows. Each end of each radiator is fed by a pair of feed lines which extend transversely in the rows, the individual feed lines of each pair of feed lines having slightly different phase delay characteristics.

REFERENCES:
patent: 3281851 (1966-10-01), Goebels, Jr.
patent: 3508275 (1970-04-01), Deveau et al.

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