Sparse Reconstruction of SFCWSAR Based on an Approximate Observation Operator

X Hou, Y Ma - Electronics, 2023 - mdpi.com
The traditional compressed sensing SFCWSAR (Stepped Frequency Continuous Wave
Synthetic Aperture Radar) sparse reconstruction algorithm consumes a lot of computer …

Airborne FMCW SAR sparse data processing via frequency-scaling algorithm

H Bi, J Zhang, P Wang, G Bi - IEEE Geoscience and Remote …, 2020 - ieeexplore.ieee.org
Using the continuous-wave technology to replace the conventional pulse-mode, frequency-
modulation continuous-wave (FMCW) synthetic aperture radar (SAR) has shown good …

Wavenumber domain algorithm-based FMCW SAR sparse imaging

H Bi, J Wang, G Bi - IEEE Transactions on Geoscience and …, 2019 - ieeexplore.ieee.org
Frequency-modulation continuous-wave (FMCW) synthetic-aperture radar (SAR) can
minimize the peak transmission power of sensors and reduce the size and weight of the …

Sparse scene recovery for high-resolution automobile FMCW SAR via scaled compressed sensing

DH Jung, HS Kang, CK Kim, J Park… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper introduces a sparse scene reconstruction algorithm for automobile frequency-
modulated continuous-wave synthetic aperture radar (FMCW SAR) through scaled …

A Novel Sparse Autofocusing Stripmap SAR Imaging Method: Initial Result

D Yu, Y Song, J Zhang, Q Guo… - EUSAR 2024; 15th …, 2024 - ieeexplore.ieee.org
Inaccurate observation models and propagation effects will cause phase errors in the
collected synthetic aperture radar (SAR) echo data, and result in the defocusing of SAR …

Sparse reconstruction for SAR imaging based on compressed sensing

SJ Wei, XL Zhang, J Shi, G Xiang - Progress in electromagnetics research, 2010 - jpier.org
Abstract Synthetic Aperture Radar (SAR) can obtain a two-dimensional image of the
observed scene. However, the resolution of conventional SAR imaging algorithm based on …

FMCW SAR sparse imaging based on approximated observation: An overview on current technologies

H Bi, D Zhu, G Bi, B Zhang, W Hong… - IEEE Journal of Selected …, 2020 - ieeexplore.ieee.org
Sparsity-driven synthetic aperture radar (SAR) imaging technique for frequency modulation
continuous wave (FMCW) has already shown the superiority in terms of performance …

A study of BP-camp algorithm for SAR imaging

X Quan, Z Zhang, B Zhang, W Hong… - 2015 IEEE International …, 2015 - ieeexplore.ieee.org
Recently, the sparse reconstruction algorithms (SRAs) based on compressive sensing (CS)
have been applied in the fields of synthetic aperture radar (SAR) imaging and show plenty of …

Sparsity-based autofocus for undersampled synthetic aperture radar

S Kelly, M Yaghoobi, M Davies - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
Motivated by the field of compressed sensing and sparse recovery, nonlinear algorithms
have been proposed for the reconstruction of synthetic-aperture-radar images when the …

An imaging algorithm of sparse stepped frequency SAR based on multiple measurement vectors model

YC Chen, Q Zhang, XP Chen, Y Luo, FF Gu - 电子与信息学报, 2014 - jeit.ac.cn
The SAR imaging algorithm based on Compressed Sensing (CS), could complete the high-
resolution imaging of sparse target with the sampling data below the Nyquist sampling rate …