Coherent range-dependent map-drift algorithm for improving SAR motion compensation

M Zhang, G Wang, F Wei, X Jin - Journal of Systems …, 2023 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) is usually sensitive to trajectory deviations that cause serious
motion error in the recorded data. In this paper, a coherent range-dependent map-drift …

Range-dependent map-drift algorithm for focusing UAV SAR imagery

L Zhang, M Hu, G Wang, H Wang - IEEE Geoscience and …, 2016 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) systems mounted on unmanned aerial vehicles (UAVs) are
usually sensitive to trajectory deviations that cause serious motion error in the recorded …

A robust motion compensation approach for UAV SAR imagery

L Zhang, Z Qiao, M Xing, L Yang… - IEEE transactions on …, 2012 - ieeexplore.ieee.org
Unmanned aerial vehicle (UAV) synthetic aperture radar (SAR) is an essential tool for
modern remote sensing applications. Owing to its size and weight constraints, UAV is very …

A new approach to airborne high resolution SAR motion compensation for large trajectory deviations

M Dadi, HU Donghui, D Chibiao - Chinese Journal of …, 2012 - ieeexplore.ieee.org
The Two-step algorithm (TSA) is widely used for trajectory deviation compensation of
airborne Synthetic aperture radar (SAR), by which most of the motion errors are …

An improved map-drift algorithm for unmanned aerial vehicle SAR imaging

Y Huang, F Liu, Z Chen, J Li… - IEEE Geoscience and …, 2020 - ieeexplore.ieee.org
Unmanned aerial vehicle (UAV) synthetic aperture radar (SAR) is usually sensitive to
trajectory deviations that cause severe motion error in the recorded data. Because of the …

Motion compensation for UAV SAR based on raw radar data

M Xing, X Jiang, R Wu, F Zhou… - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
Unmanned aerial vehicle (UAV) synthetic aperture radar (SAR) is very important for
battlefield awareness. For SAR systems mounted on a UAV, the motion errors can be …

Novel Motion Sensing Algorithm for Improving SAR Imaging by Parametric Error Modeling

Y Park, YB Park, J Jung, HS Shin, CG Park - International Journal of …, 2019 - Springer
This paper presents a new motion sensing algorithm for airborne synthetic aperture radar
(SAR). Image processing in SAR requires highly accurate and precise motion information …

An improved spatially variant MOCO approach based on an MDA for high-Resolution UAV SAR imaging with large measurement errors

Y Ren, S Tang, Q Dong, G Sun, P Guo, C Jiang, J Han… - Remote Sensing, 2022 - mdpi.com
For unmanned aerial vehicle (UAV) synthetic aperture radar (SAR) imaging, motion errors
cannot be obtained accurately when high precision motion sensors are not equipped on the …

Comparison of two‐step and one‐step motion compensation algorithms for airborne synthetic aperture radar

M Yang, D Zhu, W Song - Electronics Letters, 2015 - Wiley Online Library
Airborne synthetic aperture radar (SAR) image quality considerably degrades because of
motion errors. High‐precision motion compensation (MOCO) is necessary in an advanced …

Error analysis of SAR motion compensation

Y Mao, M Xiang, L Wei, Y Li… - 2012 IEEE International …, 2012 - ieeexplore.ieee.org
During Synthetic Aperture Radar (SAR) motion compensation processing, the residual
uncompensated motion errors may degrade SAR images, and these errors mainly result …