Split aperture array for increased short range target coverage

Communications: directive radio wave systems and devices (e.g. – Plural radar

Reexamination Certificate

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Details

C342S081000, C342S083000, C342S157000, C343S725000

Reexamination Certificate

active

07423578

ABSTRACT:
A phased array radar system comprising a plurality of radiating elements configured in a common array aperture for detecting and tracking targets; and a transmit and receive arrangement responsive to a first control signal for configuring the plurality of radiating elements to define a plurality of sub-apertures from the common array aperture for detecting and tracking short range targets, wherein the plurality of sub-apertures are independently steerable array apertures.

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patent: 4792805 (1988-12-01), Miglia
patent: 6084540 (2000-07-01), Yu
patent: 6084545 (2000-07-01), Lier et al.
patent: 6163296 (2000-12-01), Lier et al.
patent: 6255981 (2001-07-01), Samaniego
patent: 6356233 (2002-03-01), Miller et al.
patent: 6891511 (2005-05-01), Angelucci
patent: 7180447 (2007-02-01), Jacomb-Hood
patent: 2007/0001897 (2007-01-01), Alland

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