First demonstration of single-pass distributed SAR tomographic imaging with a P-band UAV SAR prototype

Y Wang, Z Ding, L Li, M Liu, X Ma, Y Sun… - … on Geoscience and …, 2022 - ieeexplore.ieee.org
A distributed configuration is a promising realization of tomographic synthetic aperture radar
(TomoSAR) 3-D imaging. It is able to implement single-pass tomographic imaging in a very …

MAda-Net: Model-adaptive deep learning imaging for SAR tomography

Y Wang, C Liu, R Zhu, M Liu, Z Ding… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The compressive sensing (CS)-based tomographic SAR (TomoSAR) 3-D imaging method
has the shortcoming of low efficiency, mainly represented in two aspects: first, the CS solver …

Tomographic SAR imaging with large elevation aperture: A P-band small UAV demonstration

T Zeng, M Liu, Y Wang, Z Ding, L Li, Z Wang… - Science China …, 2022 - Springer
Elevation resolution is an important indicator in tomographic SAR imaging as it represents
the ability to discriminate closed targets in elevation. In general, the elevation resolution is …

A Satellite Data-Driven Coherent Parameters Estimation Method via Hierarchical HGRFT for Distributed Coherent Aperture Radar

P Li, Z Ding, L Li, L Lv, Z Li, R Zhu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The distributed coherent aperture radar (DCAR) utilizes full coherent processing (FCP).
Compared to single radar unit observations, N radar units can achieve an times increase in …

Transfer alignment method based on installation deviation angle estimation for array POS

J Li, Q Wang, Y Sun, C Qu - Measurement, 2024 - Elsevier
Transfer alignment of array Position and Orientation System (POS) is the key technology to
provide motion information for airborne earth observation high-precision imaging. Because …

Atomic Norm Minimization Based Fast Off-Grid Tomographic SAR Imaging With Nonuniform Sampling

M Liu, Y Wang, Z Ding, L Li… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The accuracy of the traditional compressed sensing (CS) based tomographic synthetic
aperture radar (TomoSAR) imaging is limited by inappropriate grid partitioning. The atomic …

Satellite-to-satellite Linear Array SAR 3D Backward Projection Super-Resolution Imaging Algorithm with Compressed Sensing

Z Liu, S Shao, H Liu - 2023 IEEE International Conference on …, 2023 - ieeexplore.ieee.org
Aiming at the difficulty of satellite-to-satellite 3D imaging caused by the long revisit time of
tomographic synthetic aperture radar and the complex relative motion between satellites …

Geosynchronous SAR 3-D target reconstruction based on multi-angle observation

K Zhu, T Zhang, L Li, Z Ding - 2023 - IET
Geosynchronous synthetic aperture radar (GEO SAR) has the ability of multi-angle
observation, and the potential to reconstruct the three-dimensional (3-D) structure of target …

A Survey on Range Migration Algorithm for Near‐field Imaging of MIMO Millimeter Wave Radar

Y Liu, T Chen, Y Jiang, Y Zhang… - World Scientific Research …, 2024 - airitilibrary.com
With the continuous development of millimeter‐wave radar component integration
technology, millimeter‐wave radar near‐field imaging technology has been improved and …