An improved airborne multichannel SAR imaging method with motion compensation and range-variant channel mismatch correction
To obtain a high-resolution and wide-swath image, the azimuth multichannel technique has
been widely used in synthetic aperture radar (SAR) systems to overcome the contradiction …
been widely used in synthetic aperture radar (SAR) systems to overcome the contradiction …
A novel channel errors calibration algorithm for multichannel high-resolution and wide-swath SAR imaging
H Huang, P Huang, X Liu, XG Xia… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
For a spaceborne high-resolution and wide-swath synthetic aperture radar (HRWS-SAR)
system, it usually uses the digital beamforming technology. However, in practice, because of …
system, it usually uses the digital beamforming technology. However, in practice, because of …
A channel calibration method based on weighted backprojection algorithm for multichannel SAR imaging
In the multichannel synthetic aperture radar (SAR) systems, unavoidable channel errors will
significantly degrade the performance of the ambiguity suppression. To address this …
significantly degrade the performance of the ambiguity suppression. To address this …
A postmatched-filtering image-domain subspace method for channel mismatch estimation of multiple azimuth channels SAR
Multiple azimuth channels (MACs) synthetic aperture radar (SAR) can theoretically achieve
high azimuth resolution and wide swath (HRWS). Nevertheless, in practice, channel …
high azimuth resolution and wide swath (HRWS). Nevertheless, in practice, channel …
Channel error effect analysis for reconstruction algorithm in dual-channel SAR imaging
F Xiao, Z Ding, Z Li, T Long - IEEE Geoscience and Remote …, 2019 - ieeexplore.ieee.org
Dual-channel synthetic aperture radar (SAR) system is promising in high-resolution wide-
swath (HRWS) imaging. However, gain and phase unbalance in the dual-channel SAR …
swath (HRWS) imaging. However, gain and phase unbalance in the dual-channel SAR …
Clutter-cancellation-based channel phase bias estimation algorithm for spaceborne multichannel high-resolution and wide-swath SAR
C Fang, Y Liu, Z Li, T Yang… - IEEE Geoscience and …, 2016 - ieeexplore.ieee.org
When combined with digital beam-forming (DBF) techniques, multichannel synthetic
aperture radar (SAR) systems can achieve high-resolution and wide-swath SAR imaging …
aperture radar (SAR) systems can achieve high-resolution and wide-swath SAR imaging …
A robust image-domain subspace-based channel error calibration and postimaging reconstruction algorithm for multiple azimuth channels SAR
High resolution and wide-swath imaging always suffer channel errors of the multiple azimuth
channels (MACs) synthesis aperture radar (SAR). This article presents an image-domain …
channels (MACs) synthesis aperture radar (SAR). This article presents an image-domain …
[PDF][PDF] Channel error compensation for multi-channel SAR based on cost function
Z Lei, D Yun-kai, W Yu, Z Shi-chao, Y Liang - Journal of Radars, 2014 - edit.radars.ac.cn
Multi-channel in azimuth is a technique to achieve high-resolution as well as wide-swath in
Synthetic Aperture Radar (SAR) systems. Channel error is inevitable in multi-channel …
Synthetic Aperture Radar (SAR) systems. Channel error is inevitable in multi-channel …
Azimuth Spectrum Reconstruction Algorithm Based on Updating Factors Regionally for Onboard Real-Time Multi-Channel SAR Imaging
P Zheng, Z Ding, L Li, H Li, Z Li - IEEE Journal of Selected …, 2023 - ieeexplore.ieee.org
Multichannel spaceborne synthetic aperture radar (SAR) is a useful approach to overcome
minimum antenna area constraint and achieve high-resolution and wide-swath imaging. For …
minimum antenna area constraint and achieve high-resolution and wide-swath imaging. For …
Robust channel phase error calibration algorithm for multichannel high-resolution and wide-swath SAR imaging
L Zhang, Y Gao, X Liu - IEEE Geoscience and Remote Sensing …, 2017 - ieeexplore.ieee.org
High-resolution and wide-swath synthetic aperture radar (SAR) imaging can be achieved by
the azimuth multichannel system. The minimum variance distortionless response (MVDR) …
the azimuth multichannel system. The minimum variance distortionless response (MVDR) …