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 …

Blocked azimuth spectrum reconstruction algorithm for onboard real-time dual-channel SAR imaging

Z Ding, P Zheng, Y Wang, T Zeng… - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
Dual-channel synthetic aperture radar (SAR) is a widely used technology to achieve high-
resolution and wide-swath imaging in current SAR system. Due to the fact of nonuniform …

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 …

Azimuth Multichannel SAR Imaging Algorithm Based on Spectral Extrapolation and Image Fusion

Z Tian, Z Yu, Y Guo, J Yu, D Li - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The azimuth multichannel synthetic aperture radar (SAR) technique can simultaneously
achieve high resolution and wide swath, which is important for disaster management, sea …

Suppression of Azimuth Ambiguities of Strong Point-Like Targets for Multichannel SAR Systems

X Guo, Y Gao, K Wang, X Liu - IEEE Geoscience and Remote …, 2017 - ieeexplore.ieee.org
Multichannel synthetic aperture radar (SAR) signal reconstruction methods can effectively
suppress azimuth ambiguities and achieve high-resolution wide-swath imaging. However …

An On-Board Imaging Processing Algorithm for Stripmap Mode of Azimuth Multichannel Spaceborne SAR

Y Liu, D Chen, W Xing, X Zhou, GC Sun… - IEEE Journal on …, 2023 - ieeexplore.ieee.org
In the traditional processing methods of azimuth multichannel spaceborne synthetic aperture
radar (SAR), the azimuth spectrum reconstruction and subsequent azimuth focusing are …

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 …

An efficient phase error calibration method for azimuth multichannel SAR based on least spectrum difference

Y Cai, P Lu, B Li, J Li, Y Chen, Y Wang… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
The azimuth multichannel synthetic aperture radar (SAR), as one of the mainstream
technologies for achieving high-resolution and wide-swath (HRWS) imaging, has been …

Spaceborne multichannel SAR imaging algorithm for maritime moving targets

Z Ding, P Zheng, T Zhang, H Li, Z Li… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Spaceborne multichannel synthetic aperture radar (SAR) is an effective means to realize
high-resolution and wide-swath imaging. However, for spaceborne multichannel SAR …

A novel unambiguous spectrum reconstruction algorithm for space-borne high resolution and wide swath SAR imaging based on iterative adaptive algorithm

H Huang, PH Huang, XZ Liu, R Wang… - 2019 6th Asia-Pacific …, 2019 - ieeexplore.ieee.org
Due to the constraint of the minimum antenna restriction, there is an irreconcilable
contradiction between high resolution and wide swath (HRWS) in a single-channel …