eprintid: 827 rev_number: 13 eprint_status: archive userid: 12 dir: disk0/00/00/08/27 datestamp: 2022-05-10 18:31:17 lastmod: 2024-02-17 15:55:43 status_changed: 2022-05-10 18:31:17 type: monograph metadata_visibility: show creators_name: ROCCA, Paolo creators_name: ANSELMI, Nicola creators_name: POLO, Alessandro creators_name: MASSA, Andrea creators_id: paolo.rocca@unitn.it creators_id: nicola.anselmi@unitn.it creators_id: alessandro.polo.1@unitn.it creators_id: andrea.massa@unitn.it title: Design Isophoric Phased Arrays Using an Irregular Two-size Square Tiling Approach ispublished: pub subjects: AWC subjects: MDSCP full_text_status: public monograph_type: technical_report keywords: Isophoric phased arrays, Phased arrays, Two-sizes square tiling method, Tiling squares abstract: The design of isophoric phased arrays composed of two-sized square-shaped tiles that fully cover rectangular apertures is dealt with. The number and the positions of the tiles within the array aperture are optimized to fit desired specifications on the power pattern features. Toward this end, starting from the derivation of theoretical conditions for the complete tileability of the aperture, an ad hoc coding of the admissible arrangements, which implies a drastic reduction of the cardinality of the solution space, and their compact representation with a graph are exploited to profitably apply an effective optimizer based on an integer-coded genetic algorithm. A set of representative numerical examples, concerned with state-of-the-art benchmark problems, is reported and discussed to give some insights on the effectiveness of both the proposed tiled architectures and the synthesis strategy. date: 2019 publisher: ELEDIA Research Center - University of Trento referencetext: P. Rocca, G. Oliveri, and A. Massa, “Differential Evolution as applied to electromagnetics,” IEEE Antennas Propag. 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