eprintid: 512 rev_number: 5 eprint_status: archive userid: 5 dir: disk0/00/00/05/12 datestamp: 2011-03-16 lastmod: 2013-07-01 11:26:38 status_changed: 2013-07-01 11:26:38 type: techreport metadata_visibility: show item_issues_count: 0 creators_name: Rocca, Paolo creators_name: Haupt, Randy creators_name: Massa, Andrea title: Sidelobe Reduction through Element Phase Control in Uniform Sub-arrayed Array Antennas ispublished: pub subjects: TU full_text_status: public keywords: Sub-arrayed array antennas, Iterative Projection Method, Phase control abstract: When dealing with the synthesis sub-arrayed array antennas, the phase control, necessary for beam steering purposes, can be also exploited to reduce the undesired secondary lobes caused by the periodic spatial distribution of the amplitude excitations on the aperture when contiguous and identical subarrays are used. In order to determine the phase values of the array elements for a fixed sub-array amplitude weighting, the iterative projection method is adopted. Some representative results are shown to assess the effectiveness of the method. (c) 2009 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/ republishing this material for advertising or promotional purposes, creating new collective works for resale or redistribution to servers or lists, or reuse of any copyrighted components of this work in other works. date: 2011-01 date_type: published institution: University of Trento department: informaticat refereed: TRUE referencetext: [1] R. J. Mailloux, Phased array antenna handbook. Artech Hause, Boston, MA, 2005. [2] R. J. Mailloux, “A low-sidelobe partially overlapped constrained feed network for time-delayed subarrays,” IEEE Trans. Antennas Propag., vol. 49, no. 2, pp. 280-29, Feb. 2001. [3] R. L. Haupt, “Reducing grating lobes due to subarray amplitude tapering,” IEEE Trans. Antennas Propag., vol. 33, no. 8, pp. 846-850, Aug. 1985. [4] A. P. Goffer, M. Kam, and P. Herczfeld, “Design of phased arrays in terms of random subarrays,” IEEE Trans. Antennas Propag., vol. 42, no. 6, pp. 820-826, Jun. 1994. [5] R. L. Haupt, “Optimized weighting of uniform subarrays of unequal sizes,” IEEE Trans. Antennas Propag., vol. 55, no. 4, pp. 1207-1210, Apr. 2007. [6] P. S. Hall and M. S. Smith, “Sequentially rotated arrays with reduced sidelobe levels,” IEE Proc. Microw. Ant. Prop., vol. 141, no. 4, pp. 321-325, Apr. 1994. [7] N. Toyama, “Aperiodic array consisting of subarrays for use in small mobile earth stations,” IEEE Trans. Antennas Propag., vol. 53, no. 6, pp. 2004-2010, Jun. 2005. [8] R. J. Mailloux, S. G. Santarelli, and T. M. Roberts, “Wideband arrays using irregular (polyomino) shaped subarrays,” Electron. Lett., vol. 42, no. 18, pp. 1019-1020, Aug. 2006. [9] O. M. Bucci, G. Franceschetti, G. Mazzarella, and G. Panariello, “Intersection approach to array pattern synthesis,” Proc. IEE, pt. H., vol. 137, no. 6, pp. 349-357, Dec. 1990. [10] R. S. Elliott, Antenna theory and design. Wiley-Interscience, IEEE Press, 2003. [11] O. M. Bucci, G. Mazzarella, and G. Panariello, “Reconfigurable arrays by phase-only control,” IEEE Trans. Antennas Propag., vol. 39, no. 6, pp. 919-925, Jul. 1991. citation: Rocca, Paolo and Haupt, Randy and Massa, Andrea (2011) Sidelobe Reduction through Element Phase Control in Uniform Sub-arrayed Array Antennas. [Technical Report] document_url: http://www.eledia.org/students-reports/512/1/DISI-11-028.R169.pdf