Comparison of methods for reflectarray diagnostic from far field measurements
Résumé
Three methods are compared to identify from far-field measurements the failures affecting a reflectarray antenna. Specifically, the far-field data collected in an anechoic chamber are post-processed using the classical back-propagation technique, the matrix method and a recently introduced compressed sensing based approach.
Mots clés
anechoic chamber
back-propagation technique
compressed sensing based approach
far field measurements
matrix method
reflectarray antenna
reflectarray diagnostic
Antenna measurements
Antennas
Arrays
Compressed sensing
Image reconstruction
Matrix decomposition
Transmission line matrix methods
anechoic chambers (electromagnetic)
reflectarray antennas