Accelerated translational motion compensation with contrast maximisation optimisation algorithm for inverse synthetic aperture radar imaging

S Shao, L Zhang, H Liu, Y Zhou - IET Radar, Sonar & …, 2019 - Wiley Online Library
Range alignment of traditional translational motion compensation for inverse synthetic
aperture radar imaging generally cannot be implemented accurately under low signal‐to …

An Efficient Sparse Aperture ISAR Imaging Framework for Maneuvering Targets

C Chen, Z Xu, S Tian - IEEE Transactions on Antennas and …, 2023 - ieeexplore.ieee.org
Existing inverse synthetic aperture radar (ISAR) imaging methods under sparse aperture
(SA) conditions are usually based on the assumption that the target motion is stationary …

High-resolution ISAR imaging with modified joint range spatial-variant autofocus and azimuth scaling

J Wei, S Shao, H Ma, P Wang, L Zhang, H Liu - Sensors, 2020 - mdpi.com
Well-focused and accurately scaled high-resolution inverse synthetic aperture radar (ISAR)
images provide a sound basis for feature extraction and target recognition. This paper …

Three-dimensional InISAR imaging of maneuvering targets with joint motion compensation and azimuth scaling under single baseline configuration

S Shao, H Liu, L Zhang, P Wang… - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
The-type double baseline configuration (three antennas) radar system is commonly adopted
to obtain 3-D images in the traditional interferometric inverse synthetic aperture radar …

Coherent phase compensation method based on direct IF sampling in wideband radar

Q Lin, ZP Chen, Y Zhang, J Lin - Progress In Electromagnetics Research, 2013 - jpier.org
In order to eliminate the negative influence of the rotational phase component (RPC) of
target prominent scattering centres on the performance of Doppler centroid tracking (DCT) …

[PDF][PDF] 基于距离单元筛选快速最小熵的含旋转部件目标相位补偿方法

袁斌, 陈曾平, 徐世友, 唐鹏飞, 林钱强 - 电子与信息学报, 2013 - edit.jeit.ac.cn
该文针对逆合成孔径雷达成像中某些含旋转部件雷达目标, 其回波多普勒中心受到旋转部件微多
普勒的扰动, 使得对回波初相的估计和补偿精度下降, 从而导致目标主体成像质量变差的问题 …

Improvement of ISAR Autofocusing Performance Based on PGA

KS Kim, EJ Yang, CH Kim, SC Park - Journal of the Korea Institute …, 2014 - koreascience.kr
PGA (phase gradient autofocus) has been widely used to remove motion induced phase
errors in the ISAR (inverse synthetic aperture radar) imaging. The critical process for the …

Autofocus approach for sparse aperture inverse synthetic aperture radar imaging

D Xiao, F Su, J Gao - Electronics Letters, 2015 - Wiley Online Library
In the inverse synthetic aperture radar imaging, the autofocus is a required step for
generating high‐quality images. However, due to many factors, the aperture data may be …

Using image quality measures and features to choose good images for classification of ISAR imagery

JM Steyn, WAJ Nel - 2014 International Radar Conference, 2014 - ieeexplore.ieee.org
Most research efforts in ISAR focus on techniques to form the image via autofocus or on
classification (assuming that the ISAR imagery is already generated). An important step …

Low Speed Target SAR Imaging Based on MIMO FMCW Radar

C Chen, S Tian, Z Zhao, P Li… - IGARSS 2024-2024 IEEE …, 2024 - ieeexplore.ieee.org
Automotive synthetic aperture radar (SAR) systems are rapidly emerging as a candidate
technological solution to enable a high-resolution environment awareness for autonomous …