An efficient channel imbalance estimation method based on subadditivity of linear normed space of sub-band spectrum for azimuth multichannel SAR

Z Xu, P Lu, Y Cai, J Li, T Yang, Y Wu, R Wang - Remote Sensing, 2023 - mdpi.com
Azimuth multichannel (AMC) technology is one of the mainstream technical approaches to
realize high-resolution wide-swath (HRWS) imaging. It has been successfully applied to …

Performance analysis of channel imbalance control and azimuth ambiguity suppression in azimuth dual receiving antenna mode of LT-1 spaceborne SAR system

Z Xu, P Lu, Y Cai, Y Wu, R Wang - Remote Sensing, 2023 - mdpi.com
The LuTan-1 (LT-1), known as the L-band differential interferometric synthetic aperture radar
(SAR) satellite system, is an essential piece of civil infrastructure in China, providing …

An Adaptive False Target Suppression and Radial Velocity Estimation Method of Moving Targets Based on Image-Domain for High-Resolution and Wide-Swath SAR

Y Ren, M Zheng, L Zhang, H Fan… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
For azimuth multichannel (AMC) high-resolution and wide-swath (HRWS) synthetic aperture
radar (SAR) systems, nonuniformly sampled signals will lead to false targets appearing in …

A Novel Phase Error Estimation Algorithm for Multi Phase Center Multi-Beam SAR System

Y Huang, X Wang, Z Dong - 2023 7th International Conference …, 2023 - ieeexplore.ieee.org
The conventional orthogonal subspace (OS) phase error estimation algorithm is limited in its
applicability when dealing with scenarios involving a small number of channels and unclear …