Moving ship SAR imaging based on parameter estimation

Y Yajiao, Q Xiangyang, L Ning - 雷达学报, 2016 - radars.ac.cn
The Doppler parameters of moving targets affect the conventional Synthetic Aperture Radar
(SAR) imaging. In this study, the relation between the motion and Doppler parameters is …

Hybrid SAR/ISAR imaging of ship targets based on parameter estimation

Y Jiang, H Wang - Remote Sensing Letters, 2017 - Taylor & Francis
ABSTRACT Typical Synthetic Aperture Radar (SAR) imaging deals with static targets. This
means that moving targets appear blurred in SAR images. Difficulties in imaging are …

Moving ships refocusing for spaceborne SAR based on Doppler parameters estimation

Y Zhu, F He, Z Dong - The Journal of Engineering, 2019 - Wiley Online Library
Moving ships imaging is an important issue in marine remote‐sensing by spaceborne
synthetic aperture radar (SAR). As the moving ships defocus generally in high‐resolution …

Study on ship imaging using SAR real data

L Wang, D Zhu, Z Zhu - 电子与信息学报, 2007 - jeit.ac.cn
Ship ISAR imaging is studied in the paper based on the airborne SAR real data. SAR
imaging deals with static targets. A moving ship appears blurred in the SAR image. For the …

3-D MIMO Radar Imaging of Ship Target with Rotational Motions.

W Wei, HU Ziying, P Huang - Radioengineering, 2019 - search.ebscohost.com
The problem of image defocusing and distortion occurs in synthetic aperture radar (SAR)
imaging of ship target with rotations. Although many literatures have analyzed this problem …

Dual-speed SAR imaging of moving targets

G Wang, X Xia, VC Chan - IEEE Transactions on Aerospace …, 2006 - ieeexplore.ieee.org
In conventional synthetic aperture radar (SAR) systems, the image of a moving target is
usually mislocated. This is because the Doppler shift of the moving target is determined not …

An effective approach to ground moving target imaging for single channel SAR system

F Zhou, Y Li, R Ru, M Xing, Z Bao - 2006 CIE International …, 2006 - ieeexplore.ieee.org
Based on the envelopes and the characteristics of Doppler spectrum of returns in single
channel synthetic aperture radar (SAR) systems a method is proposed, which adopts two …

An unambiguous imaging method of moving target for maritime scenes with spaceborne high-resolution and wide-swath SAR

Y Long, F Zhao, M Zheng, L Zhao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In azimuth multichannel high-resolution and wide-swath (AMC-HRWS) synthetic aperture
radar (SAR) system, undersampling of azimuth signal results in the failure of the single …

Moving ship velocity estimation using TanDEM-X data based on subaperture decomposition

D Ao, M Datcu, G Schwarz, C Hu - IEEE Geoscience and …, 2018 - ieeexplore.ieee.org
In this letter, a velocity estimation method for moving ships in synthetic aperture radar (SAR)
images is proposed based on a subaperture decomposition technique. In contrast to …

基于GPS-R 的双基地SAR 移动目标成像方法研究.

何振宇, 杨扬, 陈武, 翁多杰 - Journal of Remote Sensing, 2022 - search.ebscohost.com
English Global navigation satellite system reflectometry (GNSS-R) is a typical fusion
application of the remote sensing and navigation technology and has become a potential …