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 …
An autofocus technique for high-resolution inverse synthetic aperture radar imagery
For inverse synthetic aperture radar imagery, the inherent sparsity of the scatterers in the
range-Doppler domain has been exploited to achieve a high-resolution range profile or …
range-Doppler domain has been exploited to achieve a high-resolution range profile or …
Enhanced ISAR imaging by exploiting the continuity of the target scene
This paper presents a novel inverse synthetic aperture radar (ISAR) imaging method by
exploiting the inherent continuity of the scatterers on the target scene to obtain enhanced …
exploiting the inherent continuity of the scatterers on the target scene to obtain enhanced …
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 …
Segmental aperture imaging algorithm for multirotor UAV-borne MiniSAR
This article takes on the challenges of synthetic aperture radar (SAR) imaging for
miniaturized SAR (MiniSAR) onboard a multirotor unmanned aerial vehicle (UAV). Several …
miniaturized SAR (MiniSAR) onboard a multirotor unmanned aerial vehicle (UAV). Several …
[HTML][HTML] A HRWS SAR Motion Compensation Method with Multichannel Phase Correction
L Zhou, M Deng, J He, B Wang, S Zhang, X Liu, S Wei - Remote Sensing, 2024 - mdpi.com
The multichannel synthetic aperture radar (SAR) possesses the capability to acquire high-
resolution, wide-swath SAR imagery, which has great potential for application. However …
resolution, wide-swath SAR imagery, which has great potential for application. However …
A Modified Iteration-Free SPGA Based on Removing the Linear Phase
Y Xie, Y Luan, L Chen, X Zhang - Remote Sensing, 2023 - mdpi.com
In traditional Stripmap SAR imaging, the platform motion error will bring the phase error in
the azimuthal direction to the image, which will have a series of effects on the imaging …
the azimuthal direction to the image, which will have a series of effects on the imaging …
Minimum-entropy-based adaptive focusing algorithm for image reconstruction of terahertz single-frequency holography with improved depth of focus
Z Sun, C Li, X Gao, G Fang - IEEE Transactions on Geoscience …, 2014 - ieeexplore.ieee.org
In this paper, the defocus of a 2-D image reconstruction of targets illuminated by Gaussian
beams in terahertz (THz) single-frequency holography was studied. An analytical point …
beams in terahertz (THz) single-frequency holography was studied. An analytical point …
Maneuvering target imaging and scaling by using sparse inverse synthetic aperture
In recent years, there have been increasing interests in addressing the issue of high-
resolution inverse synthetic aperture radar (ISAR) imaging from sparse aperture (SA) data …
resolution inverse synthetic aperture radar (ISAR) imaging from sparse aperture (SA) data …
Joint approach of translational and rotational phase error corrections for high‐resolution inverse synthetic aperture radar imaging using minimum‐entropy
In high‐resolution inverse synthetic aperture radar (ISAR) imaging, the rotational motion of
the targets tends to introduce the time‐variant Doppler modulation in the echo, which acts as …
the targets tends to introduce the time‐variant Doppler modulation in the echo, which acts as …