Abstract: A 3-D wideband high-gain circularly polarized array antenna with low radar cross section (RCS) is presented in this letter. Its element contains four 3-D radiation structures fed by a ...
Abstract: Since it is difficult to obtain the number of sources accurately in practical situations, direction-of-arrival (DOA) estimation methods without the number of sources are very much needed for ...
Every so often, we receive an email that stops us cold. Not because it is dramatic. Not because it is careless. Because it feels impossible. Sheri M. from Georgia recently wrote to us with this ...
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