An algorithm of multichannel SAR high-resolution and wide-swath imaging

Z Guo, X Yuan, P Zhang - 电子与信息学报, 2008 - jeit.ac.cn
Abstract Synthetic Aperture Radar (SAR) with multiple antennas can realize High-Resolution
Wide-Swath (HRWS) imaging, improve Signal to Noise Ratio (SNR) and improve ambiguity …

Wide swath imaging with MIMO-SAR

Q Wu, W Jing, M Xing, Z Bao - 电子与信息学报, 2009 - jeit.ac.cn
This paper proposes an approach for wide swath imaging with Multiple-Input Multiple-Output
Synthetic Aperture Radar (MIMO-SAR) system. In the system the Discrete Frequency Coding …

Study on SAR/GMTI processing for high-resolution wide-swath SAR system

X Meng-dao, S Guang-cai, L Xue-shi - 雷达学报, 2015 - radars.ac.cn
In recent years, there have been many studies on Synthetic Aperture Radar (SAR), and High-
Resolution and Wide-Swath (HRWS) imaging has attracted increasing attention. High …

Moving target radial velocity estimation method for HRWS SAR system based on subspace projection

B Li, GC Sun, M Xing, X Chen, D You… - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
High-resolution wide-swath (HRWS) multichannel synthetic aperture radar (SAR) system
possesses a number of receiving channels along the azimuth direction, so it has the …

Investigation of azimuth multichannel reconstruction for moving targets in high resolution wide swath SAR

W Tan, W Xu, P Huang, Z Huang, Y Qi, K Han - Sensors, 2017 - mdpi.com
The azimuth multichannel imaging scheme with the large receive antenna divided into
multiple sub-apertures usually leads to azimuth non-uniform sampling, and echoes from all …

A research on the multi-aperture wide-swath SAR Imaging method

X Wang, K Guo, X Sheng, M Zhu - 电子与信息学报, 2004 - jeit.ac.cn
A new imaging method is proposed for multi-aperture wide-swath Synthetic Aperture Radar
(SAR) in this paper. The imaging algorithm is proved theoretically, and the weighting matrix …

Imaging algorithm for multi‐channel scan synthetic aperture radar with channel error estimation and compensation

F Xiao, Z Ding, M Ke - The Journal of Engineering, 2019 - Wiley Online Library
The wide swath synthetic aperture radar (SAR) imaging with a fine resolution is
fundamentally a contradiction in conventional SAR imaging. To meet the demand of high …

Study on high resolution overlapped subaperture imaging algorithm for high squint airborne SAR processing

Y Li, D Zhu, Z Zhu - 电子与信息学报, 2006 - jeit.ac.cn
A high-resolution subaperture imaging algorithm incorporated with the correction of 2-D
image geometric distortion and the compensation of spatially-variant phase error for high …

High squint multichannel SAR imaging algorithm for high speed maneuvering platforms with small-aperture

N Li, GC Sun, B Li, W Liu, J Yang, M Xing, Z Bao - Signal Processing, 2021 - Elsevier
For high speed maneuvering platforms, multichannel synthetic aperture radar (SAR) can
realize wide-swath imaging more flexibly at a high squint. In this mode, the signal …

Phase bias estimation algorithm for HRWS SAR system in azimuth based on Doppler spectrum optimization

Z WANG, Y LIU, Z LI, J CHEN - 电子与信息学报, 2016 - jeit.ac.cn
By suppressing the Doppler ambiguity, the along-track multi-channel Synthetic Aperture
Radar (SAR) system can simultaneously achieve High-Resolution and Wide-Swath (HRWS) …