High-squint Multichannel SAR Imaging in Azimuth Based on Chinese GF-3 Satellite Data

Y Zhou, Q Zhang, X Han, L Zhao, H Li… - IGARSS 2023-2023 …, 2023 - ieeexplore.ieee.org
Compared with the broadside imaging mode in multichannel SAR system, high-squint
imaging mode in azimuth would be much more flexible to achieve high-resolution and wide …

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 …

A Novel Spectrum Reconstruction and Imaging Processing Method for Squint Multichannel SAR

J Ma, P Wang, Y Guo, T He… - IGARSS 2022-2022 IEEE …, 2022 - ieeexplore.ieee.org
Azimuth multichannel synthetic aperture radar (SAR) is a form of SAR with one transmitter
and several receivers, which is able to obtain both high resolution and wide swath imaging …

An improved airborne multichannel SAR imaging method with motion compensation and range-variant channel mismatch correction

J Guo, J Chen, W Liu, C Li… - IEEE Journal of Selected …, 2020 - ieeexplore.ieee.org
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 …

[HTML][HTML] A Novel Imaging Scheme of Squint Multichannel SAR: First Result of GF-3 Satellite

Y Lv, M Shang, L Zhong, X Qiu, C Ding - Remote Sensing, 2022 - mdpi.com
The azimuth multichannel synthetic aperture radar (MC-SAR) is an effective means of earth
observation due to its high-resolution and wide-swath (HRWS) imaging capability …

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 …

Error estimation and unambiguous reconstruction for Chinese first dual-channel spaceborne SAR imaging

T Jin, X Qiu, D Hu, C Ding - ISPRS Annals of the …, 2017 - isprs-annals.copernicus.org
Multichannel synthetic aperture radar (SAR) is a significant breakthrough to the inherent
limitation between high-resolution and wide-swath (HRWS) faced with conventional SAR …

Demonstration of dual-channel TOPS SAR imaging with airborne C-band data

H Fan, Z Zhang, R Wang, N Li, W Xu… - IEEE journal of selected …, 2017 - ieeexplore.ieee.org
Multichannel in azimuth synthetic aperture radar (SAR) operating in the terrain observation
by progressive scans (TOPS) acquisition mode has attracted much attention recently for its …

Azimuth Ambiguities Suppression for Multichannel SAR Imaging Based on Regularization: Initial Results of Non-Sparse Scenario

M Liu, J Li, Z Zhang, B Zhang… - 2021 IEEE International …, 2021 - ieeexplore.ieee.org
The azimuth multichannel SAR is competent to achieve high-resolution and wide-swath
(HRWS) imaging. For some spaceborne multichannel SAR systems, the pulse repetition …

An airborne multi-channel SAR imaging method with motion compensation

J Guo, J Chen, C Li, W Yang - IGARSS 2019-2019 IEEE …, 2019 - ieeexplore.ieee.org
Azimuth multi-channel technology has been widely used in high-resolution wide-swath
synthetic aperture radar (SAR). However, for airborne multi-channel SAR, motion error …