WAVELET-BASED MOMENT METHOD AND WAVELET-BASED MOMENT METHOD AND PHYSICAL OPTICS USE ON LARGE REFLECTOR ANTENNAS

WAVELET-BASED MOMENT METHOD ANDPHYSICAL OPTICS USE ON LARGE REFLECTORANTENNASM. LashabD´epartement d’Electronique´Universit´edu20Aoˆut 55Skikda, AlgeriaC. ZebiriD´epartement d’Electronique´Universit´edeS´etifAlgeriaF. BenabdelazizD´epartement d’Electronique´Universit´e de MentouriConstantine, AlgeriaAbstract—With the recent advent on communication and satelliteindustry, there is a great need for ecient Reector antennas systems,therefore more powerful techniques are requested for analysis anddesign ofnew reector antennas in a quick and accurate manner.This work aim rst to introduce wavelet-based moment method in 3D,as a recent and powerful numerical technique, which can be appliedon a large reector antennas, also the physical optics (PO) analysistechnique is well known among the designers as an asymptotic methodquick and powerful, ideally to predict far eld and near eld pattern,may be combined with the wavelet-based moment method thereforecomputing time and memory space can be saved, in this issue knowingthe limit ofuse ofthis asymptotic technique is worth well.