Electronically scanned antenna for collision avoidance radar

Details Electronically scanned antenna for collision avoidance radar Electronically scanned antenna for collision avoidance radar

1991-11-05

1993-11-23

Hajec, Donald T.

Communications: radio wave antennas

Antennas

With spaced or external radio wave refractor

343753, 343909, 343911R, H01Q 1906

Patent

active

052648591

ABSTRACT:
A millimeter wave antenna capable of electronic scanning for automobile collision avoidance radar. The antenna includes a linear ferrite loaded slot array which illuminates a dielectric lens. The antenna system has no moving parts. Beam scanning is achieved by controlling the bias magnetic field along the ferrite rod of the slot array.

REFERENCES:
patent: 4613869 (1986-09-01), Ajioka et al.
patent: 4742358 (1988-05-01), Raber et al.
patent: 4791427 (1988-12-01), Raber et al.

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