Direct and iterative inverse wave scattering methods for time-harmonic far-field profilometry

Ahmed Alwakil (1) , Gabriel Soriano (1, 2) , Kamal Belkebir (1) , Hugues Giovannini (1) , Slimane Arhab (3, 4)

1 SEMO - SEMO
2 CONCEPT - CONCEPT
3 L2S - Laboratoire des signaux et systèmes
4 DRE - Département de Recherche en Electromagnétisme ; EMG - Département Electromagnétisme - L2S

A direct inversion method and two iterative schemes based on a numerical solution of the rigorous forward surface scattering problem are tested and compared for the profilometry of a very rough metallic surface in a context of sparse data.

Mots clés: electromagnetics; rough surfaces; inverse scattering

Domaines: Electromagnétisme

Ahmed Alwakil, Gabriel Soriano, Kamal Belkebir, Hugues Giovannini, Slimane Arhab. Direct and iterative inverse wave scattering methods for time-harmonic far-field profilometry. IEEE Antenna Conference on Antenna Measurements and Applications (IEEE CAMA 2014), Nov 2014, Antibes, France. ⟨10.1109/CAMA.2014.7003384⟩. ⟨hal-01276314⟩