Channel phase mismatch calibration for multichannel in azimuth SAR imaging based on Eigen-structure method

F Huaitao, Z Zhimin, L Ning - 雷达学报, 2018 - radars.ac.cn
As one of the most important means to achieve a High-Resolution and Wide-Swath (HRWS)
imaging of the earth, multichannel in azimuth Synthetic Aperture Radar (SAR) have attracted …

Improved channel error calibration algorithm for azimuth multichannel SAR systems

X Guo, Y Gao, K Wang, X Liu - IEEE Geoscience and Remote …, 2016 - ieeexplore.ieee.org
Multichannel synthetic aperture radar systems in azimuth can effectively suppress azimuth
ambiguity and are promising in high-resolution wide-swath imaging. However, unavoidable …

Fast channel phase error calibration algorithm for azimuth multichannel high-resolution and wide-swath synthetic aperture radar imaging system

L Zhang, Y Gao, X Liu - Journal of Applied Remote Sensing, 2017 - spiedigitallibrary.org
The configuration of multiple uniformly spaced channels in azimuth can achieve high-
resolution and wide-swath images for synthetic aperture radar (SAR) systems. The …

A novel approach to Doppler centroid and channel errors estimation in azimuth multi-channel SAR

Y Zhou, R Wang, Y Deng, W Yu, H Fan… - … on Geoscience and …, 2019 - ieeexplore.ieee.org
Multi-channel synthetic aperture radar (SAR) in azimuth can overcome the minimum-
antenna-area constraint of the conventional SAR in high-resolution and wide-swath (HRWS) …

An adaptively weighted least square estimation method of channel mismatches in phase for multichannel SAR systems in azimuth

Y Liu, Z Li, T Yang, Z Bao - IEEE Geoscience and Remote …, 2013 - ieeexplore.ieee.org
Multichannel synthetic aperture radar (SAR) systems in azimuth can achieve high-resolution
and wide-swath imaging. However, the quality of final SAR image can be degraded by the …

Doppler centroid block estimation for multi-channel in azimuth SAR

L Rang, H Feng, S Zao-yu, H Zhi-hua, D Zhen - 2015 - IET
The multichannel in azimuth synthetic aperture radar (MC-SAR) system is very promising for
high-resolution and wide-swath (HRWS) imaging, whereas Doppler centroid block …

A novel phase bias estimation method for multichannel HRWS SAR system in azimuth based on RDS analysis

J Zhao, K Wang, L Wang, Z Guo, N Li - Remote Sensing Letters, 2021 - Taylor & Francis
Multichannel synthetic aperture radar (SAR) systems in azimuth can realize high-resolution
and wide-swath (HRWS) imaging, which has attracted intensive research interests. The …

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) …

A postmatched-filtering image-domain subspace method for channel mismatch estimation of multiple azimuth channels SAR

GC Sun, J Xiang, Y Wang, Z Zhang… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
Multiple azimuth channels (MACs) synthetic aperture radar (SAR) can theoretically achieve
high azimuth resolution and wide swath (HRWS). Nevertheless, in practice, channel …

Phase bias estimation and imaging for high-squint multichannel SAR in azimuth

Y Zhou, Z Wang, J Liu, X Han, L Zheng… - IEEE Geoscience and …, 2023 - ieeexplore.ieee.org
High-squint multichannel synthetic aperture radar (SAR) in azimuth can overcome the
constraint of minimum antenna area in the traditional single-channel classical SAR system …