A robust motion compensation approach for UAV SAR imagery
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 …
modern remote sensing applications. Owing to its size and weight constraints, UAV is very …
Motion compensation for UAV SAR based on raw radar data
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 …
battlefield awareness. For SAR systems mounted on a UAV, the motion errors can be …
A robust motion error estimation method based on raw data
Y Li, C Liu, Y Wang, Q Wang - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
High-resolution airborne synthetic aperture radar (SAR) systems are very sensible to
deviations of the aircraft from the reference track. In high-resolution imagery, the …
deviations of the aircraft from the reference track. In high-resolution imagery, the …
Azimuth motion compensation with improved subaperture algorithm for airborne SAR imaging
L Zhang, G Wang, Z Qiao… - IEEE Journal of Selected …, 2016 - ieeexplore.ieee.org
Conventional motion compensation (MOCO) under beam-center approximation is usually
insufficient to correct severe track deviations for high-resolution synthetic aperture radar …
insufficient to correct severe track deviations for high-resolution synthetic aperture radar …
Two-step accuracy improvement of motion compensation for airborne SAR with ultrahigh resolution and wide swath
J Chen, B Liang, DG Yang, DJ Zhao… - … on Geoscience and …, 2019 - ieeexplore.ieee.org
The motion compensation (MOCO) for the airborne SAR with ultrahigh resolution and wide
swath is required to consider the range-dependent (RD) phase error. The RD phase error …
swath is required to consider the range-dependent (RD) phase error. The RD phase error …
Motion compensation for airborne SAR via parametric sparse representation
YC Chen, G Li, Q Zhang, QJ Zhang… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
A method of motion status estimation of airborne synthetic aperture radar (SAR) platform in
short subapertures via parametric sparse representation is proposed for high-resolution …
short subapertures via parametric sparse representation is proposed for high-resolution …
[HTML][HTML] SAR system for UAV operation with motion error compensation beyond the resolution cell
JT Gonzalez-Partida, P Almorox-Gonzalez… - Sensors, 2008 - mdpi.com
This paper presents an experimental Synthetic Aperture Radar (SAR) system that is under
development in the Universidad Politécnica de Madrid. The system uses Linear Frequency …
development in the Universidad Politécnica de Madrid. The system uses Linear Frequency …
Wavenumber-domain autofocusing for highly squinted UAV SAR imagery
Being capable of enhancing the flexibility and observing ability of synthetic aperture radar
(SAR), squint mode is one of the most essential operating modes in SAR applications …
(SAR), squint mode is one of the most essential operating modes in SAR applications …
An autofocus algorithm for estimating residual trajectory deviations in synthetic aperture radar
L Ran, Z Liu, L Zhang, T Li, R Xie - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Due to the accuracy limitation of the navigation system, deviations between the real
trajectory and the measured one appear inevitably in airborne synthetic aperture radar …
trajectory and the measured one appear inevitably in airborne synthetic aperture radar …
Motion compensation/autofocus in airborne synthetic aperture radar: A review
Air-and spaceborne synthetic aperture radar (SAR) can provide a large number of high-
resolution images for microwave remote sensing applications, such as geoscience and …
resolution images for microwave remote sensing applications, such as geoscience and …