MATRIX METHOD FOR ANTENNA PLANE WAVE SPECTRUM CALCULATION USING IRREGULARLY DISTRIBUTED NEAR-FIELD DATA : APPLICATION TO FAR-FIELD ASSESSMENT
Author(s) -
Mohamed Farouq,
Mohammed Serhir,
Dominique Picard
Publication year - 2015
Publication title -
progress in electromagnetics research m
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.216
H-Index - 31
ISSN - 1937-8726
DOI - 10.2528/pierm15010902
Subject(s) - near and far field , antenna (radio) , plane wave , field (mathematics) , matrix (chemical analysis) , physics , radiation pattern , plane (geometry) , dipole antenna , optics , acoustics , dipole , computer science , mathematics , telecommunications , geometry , materials science , quantum mechanics , pure mathematics , composite material
International audience—The matrix method for the calculation of antenna far-field using irregularly distributed near-field measurement data is presented. The matrix method is based on the determination of the plane wave expansion (PWE) coefficients from the irregular near-field samples using a matrix form that connects the radiated field with the corresponding plane wave spectrum. The plane wave spectrum is used to determine the far-field of the antenna under test (AUT). The matrix method has been implemented, and its potentialities are presented. The validations using analytical radiating model (dipoles array) and experimental measurement (X band standard gain horn antenna) results have demonstrated the efficiency and stability of the proposed method
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