eprintid: 772 rev_number: 9 eprint_status: archive userid: 7 dir: disk0/00/00/07/72 datestamp: 2018-06-08 09:02:58 lastmod: 2018-06-08 09:02:58 status_changed: 2018-06-08 09:02:58 type: monograph metadata_visibility: show creators_name: Salucci, M. creators_name: Oliveri, G. creators_name: Anselmi, N. creators_name: Massa, A. title: Lens Thickness Impact on the Performance of Conformal Miniaturized Arrays Designed through a Material‐by‐Design Approach ispublished: pub subjects: AWC subjects: MAT subjects: MEA full_text_status: public monograph_type: technical_report keywords: Material-by-Design (MbD), Array Synthesis, Conformal Arrays, Quasi-Conformal Transformation Optics (QCTO), Array Miniaturization, Source Inversion (SI) abstract: This work deals with the conformal miniaturization of linear antenna arrays. A novel design methodology based on the Material-by-Design (MbD) paradigm is proposed. More precisely, the presented approach exploits a two-step quasi-conformal transformation optics (QCTO) algorithm in order to match linear arrays onto arbitrary surfaces. The synthesized meta-material lens, covering the conformal array, ensures that its radiation features are kept as much as possible equal to those of the reference antenna in free-space. Moreover, a source inversion (SI) strategy is adopted in order to achieve a reduction of the radiators in the final conformal arrangement. A study of the impact of the lens thickness on the achievable performance is presented, making use of full-wave simulations in order to carefully analyze the electromagnetic behavior of the synthesized radiating architectures. date: 2018 publisher: ELEDIA Research Center - University of Trento referencetext: G. Oliveri, G. Gottardi, F. Robol, A. Polo, L. Poli, M. Salucci, M. Chuan, C. Massagrande, P. Vinetti, M. Mattivi, R. Lombardi, and A. 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Turpin, and A. Massa, “Generalized QCTO for metamaterial-lens-coated conformal arrays,” IEEE Trans. Antennas Propag., vol. 62, no. 8, pp 4089-4095, Aug. 2014. G. Oliveri, E. Bekele, M. Carlin, L. Tenuti, J. Turpin, D. H. Werner, and A. Massa, “Extended QCTO for innovative antenna system designs,” IEEE Antenna Conference on Antenna Measurements and Applications (CAMA 2014), pp. 1-3, Nov. 16-19, 2014. G. Oliveri, P. Rocca, M. Salucci, E. T. Bekele, D. H. Werner, and A. Massa, “Design and synthesis of innovative metamaterial-enhanced arrays,” IEEE International Symposium on Antennas Propag. (APS/URSI 2013), Orlando, Florida, USA, pp. 972 - 973, Jul. 7-12, 2013. G. Oliveri, “Improving the reliability of frequency domain simulators in the presence of homogeneous metamaterials - A preliminary numerical assessment,” Progress In Electromagnetics Research, vol. 122, pp. 497-518, 2012. M. Salucci, G. Oliveri, N. Anselmi, G. Gottardi, and A. Massa, "Performance enhancement of linear active electronically-scanned arrays by means of MbD-synthesized metalenses," J. Electromagnet. Waves Appl., vol. 32, no. 8, pp. 927-955, 2018. M. Salucci, G. Oliveri, N. Anselmi, and A. Massa, “Material-by-design synthesis of conformal miniaturized linear phased arrays,” IEEE Access (doi: 10.1109/ACCESS.2018.2833199). citation: Salucci, M. and Oliveri, G. and Anselmi, N. and Massa, A. (2018) Lens Thickness Impact on the Performance of Conformal Miniaturized Arrays Designed through a Material‐by‐Design Approach. Technical Report. ELEDIA Research Center - University of Trento. document_url: http://www.eledia.org/students-reports/772/1/Lens%20Thickness%20Impact%20on%20the%20Performance%20of%20Conformal%20Miniaturized%20Arrays%20Designed%20through%20a%20Material%E2%80%90by%E2%80%90Design%20Approach%20.pdf