On the Impact of Mutual Coupling Effects on the PSL Performances of ADS Thinned Arrays

Oliveri, Giacomo and Manica, Luca and Massa, Andrea (2009) On the Impact of Mutual Coupling Effects on the PSL Performances of ADS Thinned Arrays. [Technical Report]

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Abstract

In this paper, the performances of thinned arrays based on Almost Difference Sets are analyzed in the presence of mutual coupling effects. The geometry under test is composed by thin dipole elements and the arising mutual interactions are modeled by means of the induced EMF method. To assess the robustness of the ADS-based thinning technique also in such a non-ideal case, an extensive numerical analysis is carried out by considering several test cases characterized by different aperture sizes, lattice spacings, and thinning factors. The obtained results show that the peak sidelobe estimators deduced in the ideal case still keep their validity although, as expected, a deterioration usually arises due to the mutual coupling. The final version of this article is available at the url of the journal PIERB http://www.jpier.org/PIERB/

Item Type: Technical Report
Uncontrolled Keywords: Array Antennas, Thinned Arrays, Linear Arrays, Almost Difference Sets, Mutual Coupling, Sidelobe Control
Subjects: Uncategorized > TU Technical Reports and Publications
URI: http://www.eledia.org/students-reports/id/eprint/470

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