What is it about?

The design of antenna arrays in a cubic geometry is presented in this paper. The decision variables considered for this synthesis problem are: the amplitude and phase excitations. The synthesis process is carried out by the technique of DEMO (Differential Evolution for Multi-objective Optimization) and NSGA-II (Non-Dominated Sorting Genetic Algorithm). Simulation results detailed by using an antenna array with isotropic elements and with circular patch antenna optimized by DEMO and NSGA- II are provided and compared.

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Why is it important?

The disk patch antenna is formulated by the well-known cavity model. Furthermore, in order to discover which design case could provide a better performance in side lobe level, directivity, and the dynamic range ratio, a comparative analysis of the performance of the optimized design case with a conventional-phased cubic array is undertaken

Perspectives

The innovative contribution as the methodological advancement of this paper is the application of multi-objective optimization algorithms for the computation of the design trade-off curves for antenna arrays in a cubic geometry.

David H Covarrubias
CICESE Research Centre

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This page is a summary of: Synthesis of a Scannable Pattern for 3D Cubic Antenna Arrays, IETE Technical Review, August 2017, Taylor & Francis,
DOI: 10.1080/02564602.2017.1347073.
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