Transionospheric Synthetic Aperture Radar Observation: A comprehensive review

Y Ji, Z Dong, Y Zhang, C Wang… - IEEE Geoscience and …, 2024 - ieeexplore.ieee.org
The ionosphere is the Earth's upper atmosphere with sufficiently charged particles that
influence the electromagnetic wave propagation, thereby impeding spaceborne synthetic …

Vertical autofocus for the phase screen in a turbulent ionosphere

M Gilman, S Tsynkov - Inverse Problems, 2023 - iopscience.iop.org
The performance of spaceborne synthetic aperture radars (SARs) is affected by the Earth's
ionosphere. In particular, the ionospheric turbulence causes phase perturbations of the SAR …

Transionospheric autofocus for synthetic aperture radar

M Gilman, SV Tsynkov - SIAM Journal on Imaging Sciences, 2023 - SIAM
Turbulent fluctuations of the electron number density in the Earth's ionosphere may hamper
the performance of spaceborne synthetic aperture radar (SAR). Previously, we have …

Modeling the Earth's Ionosphere by a Phase Screen for the Analysis of Transionospheric SAR Imaging

M Gilman, S Tsynkov - IEEE Transactions on Geoscience and …, 2023 - ieeexplore.ieee.org
In the problems of transionospheric synthetic aperture radar (SAR) imaging, autofocus, and
ionospheric tomography, the Earth's ionosphere is often represented by a phase screen. A …

Deep convolutional neural network for P-band spaceborne synthetic aperture radar imaging through the ionosphere

H Shi, J Zhang, EF Gao, T Yang… - Journal of Applied …, 2020 - spiedigitallibrary.org
The dispersion characteristics of the background ionosphere and the random fluctuations of
the ionospheric irregularities are an important source of phase error that seriously damages …

Statistical characterization of scattering delay in synthetic aperture radar imaging

M Gilman, S Tsynkov - arXiv preprint arXiv:1908.08124, 2019 - arxiv.org
Distinguishing between the instantaneous and delayed scatterers in synthetic aperture radar
(SAR) images is important for target identification and characterization. To perform this task …

[引用][C] Statistical characterization of scattering delay