A subspace algorithm of calibrating channel gain and phase errors for HRWS SAR imaging

L Zhang, Y Gao, K Wang, X Liu - 2017 IEEE Radar Conference …, 2017 - ieeexplore.ieee.org
Azimuth multichannel SAR system is a promising solution to achieve high-resolution and
wide-swath (HRWS) imaging for spaceborne synthetic aperture radar (SAR) system. These …

A novel signal-cancellation-based channel phase bias calibration algorithm for spaceborne multi-channel HR WS SAR in azimuth

Y Liu, L Cui, Y Xu, J Zhang, Z Chen… - 2015 IEEE 5th Asia …, 2015 - ieeexplore.ieee.org
Combined with digital beam forming (DBF), multichannel synthetic aperture radar (MC-SAR)
in azimuth can achieve high-resolution and wide-swath (HRWS) SAR imaging. However …

A range-variant channel-calibration algorithm for the multi-channel in azimuth HRWS SAR imaging

S Zhang, Y Liao, G Sun, M Xing - IET International Radar …, 2013 - ieeexplore.ieee.org
For a multi-channel in azimuth high-resolution and wide-swath SAR (HRWS) system, the
range-variant channel mismatch in amplitude and phase deteriorates the coherence …

Phase bias estimation algorithm for HRWS SAR system in azimuth based on Doppler spectrum optimization

Z WANG, Y LIU, Z LI, J CHEN - 电子与信息学报, 2016 - jeit.ac.cn
By suppressing the Doppler ambiguity, the along-track multi-channel Synthetic Aperture
Radar (SAR) system can simultaneously achieve High-Resolution and Wide-Swath (HRWS) …

Adaptive reconstruction for azimuth signal of multichannel HRWS SAR imaging system

L Zhang, Y Gao, X Liu - EURASIP Journal on Advances in Signal …, 2018 - Springer
The reconstruction of azimuth signal in multichannel synthetic aperture radar (SAR) for high-
resolution and wide-swath (HRWS) imaging requires exact steering vectors. The information …

A channel calibration algorithm based on isolated scatterers for multi-channel HRWS-SAR

D Wu, Y Zhang, D Zhu, S Wang, M Shen - IEEE Access, 2019 - ieeexplore.ieee.org
Multi-channel receiving technique has been proved to be a promising approach for synthetic
aperture radar (SAR) to achieve simultaneous high-resolution and wide-swath (HRWS) …

[HTML][HTML] An SSP based channel calibration for high-resolution and wide-swath SAR imagery

Z Lei, Q Ying-hui, X Meng-dao, B Zheng - Journal of Electronics & …, 2010 - jeit.ac.cn
This paper focuses on the channel calibration for multi-channel Synthetic Aperture Radar
(SAR) imagery. Incorporated with DBF processing, multi-channel SAR is promising in High …

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 …

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 …

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 …