Three-dimensional focusing with multipass SAR data

G Fornaro, F Serafino… - IEEE Transactions on …, 2003 - ieeexplore.ieee.org
Deals with the use of multipass synthetic aperture radar (SAR) data in order to achieve three-
dimensional tomography reconstruction in presence of volumetric scattering. Starting from …

Analysis of the distorted Born approximation for subsurface reconstruction: Truncation and uncertainties effects

G Leone, F Soldovieri - IEEE Transactions on geoscience and …, 2003 - ieeexplore.ieee.org
The problem of determining the dielectric permittivity profile of buried objects starting from
the knowledge of the scattered field is considered in the two-dimensional geometry when …

Sampling approach for singular system computation of a radiation operator

R Solimene, MA Maisto, R Pierri - JOSA A, 2019 - opg.optica.org
The problem of computing the singular system of the radiation operator pertaining to the
case of strip currents is dealt with. The associate eigenvalue problem involves a space …

Resolution limits in inverse source problem for strip currents not in Fresnel zone

MA Maisto, R Solimene, R Pierri - JOSA A, 2019 - opg.optica.org
This paper deals with the classical question of estimating achievable resolution in terms of
configuration parameters in inverse source problems. In particular, the study is developed …

Inverse source on conformal conic geometries

G Leone, F Munno, R Pierri - IEEE Transactions on Antennas …, 2020 - ieeexplore.ieee.org
The inverse source problem has a number of applications in antenna analysis and
synthesis. The properties of the radiation operator, connecting the source current to the far …

Depth resolution in strip current reconstructions in near non-reactive zone

MA Maisto, R Solimene, R Pierri - JOSA A, 2019 - opg.optica.org
The problem of reconstructing a strip electric current from its radiated field collected over a
bounded finite rectilinear observation domain, orthogonal and centered with respect to the …

Inverse source in the near field: the case of a strip current

R Solimene, MA Maisto, R Pierri - JOSA A, 2018 - opg.optica.org
In this paper, we consider an inverse source problem in the near zone for a prototype
configuration where the field radiated by a bounded strip magnetic current is observed over …

Synthesis of Angle Arrays by the NDF of the Radiation Integral

G Leone, F Munno, R Pierri - IEEE Transactions on Antennas …, 2020 - ieeexplore.ieee.org
Linear arrays have been well studied for their widespread applications, but they suffer from
severe limitations in the scanning capabilities due to the inherent main beam spreading. The …

NDF and PSF analysis in inverse source and scattering problems for circumference geometries

EA Sekehravani, G Leone, R Pierri - Electronics, 2021 - mdpi.com
This paper aims at discussing the resolution achievable in the reconstruction of both
circumference sources from their radiated far-field and circumference scatterers from their …

Radiation of a circular arc source in a limited angle for nonuniform conformal arrays

G Leone, F Munno, R Pierri - IEEE Transactions on Antennas …, 2021 - ieeexplore.ieee.org
An inverse problem approach is adopted to investigate the role of a limited observation
domain in conformal source radiation both in the far and near zones. The spectral …