A novel three-step image formation scheme for unified focusing on spaceborne SAR data

W Yang, J Chen, H Zeng, J Zhou, P Wang… - Progress In …, 2013 - jpier.org
Current advanced spaceborne synthetic aperture radar (SAR) systems may operate at
multiple imaging modes, including conventional modes as stripmap, ScanSAR and spotlight …

Processing of monostatic SAR data with general configurations

S Tang, L Zhang, P Guo, G Liu, Y Zhang… - … on Geoscience and …, 2015 - ieeexplore.ieee.org
In the traditional model of monostatic synthetic aperture radar (SAR), the flying platform
should have a uniform linear trajectory. In practice, the flight path of the SAR platform, which …

A novel imaging algorithm for focusing high-resolution spaceborne SAR data in squinted sliding-spotlight mode

J Chen, H Kuang, W Yang, W Liu… - IEEE Geoscience and …, 2016 - ieeexplore.ieee.org
To process squinted sliding-spotlight synthetic aperture radar data, the azimuth
preprocessing step based on the linear range walk correction (LRWC) and derotation …

Precise focusing of airborne SAR data with wide apertures large trajectory deviations: A chirp modulated back-projection approach

D Meng, D Hu, C Ding - IEEE Transactions on Geoscience and …, 2014 - ieeexplore.ieee.org
In the area of airborne synthetic aperture radar (SAR), motion compensation (MOCO) is a
crucial technique employed to correct the SAR data affected by nonlinear platform trajectory …

[HTML][HTML] A review of imaging algorithms in multi-platform-borne synthetic aperture radar

X Mengdao, L Hao, C Jianlai, SUN Guangcai… - 雷达学报, 2019 - radars.ac.cn
The multi-platform-borne Synthetic Aperture Radar (SAR) has become one of the most
explored research directions in the domain of SAR. This study discusses the imaging …

Generation of wide-swath and high-resolution SAR images from multichannel small spaceborne SAR systems

Z Li, H Wang, T Su, Z Bao - IEEE Geoscience and Remote …, 2005 - ieeexplore.ieee.org
Future spaceborne synthetic aperture radar (SAR) systems will be required to produce high-
resolution imagery over a wide area of surveillance. However, the minimum antenna area …

Focusing high-resolution airborne SAR with topography variations using an extended BPA based on a time/frequency rotation principle

C Lin, S Tang, L Zhang, P Guo - Remote Sensing, 2018 - mdpi.com
With the increasing requirement for resolution, the negligence of topography variations
causes serious phase errors, which leads to the degradation of the focusing quality of the …

On the processing of very high resolution spaceborne SAR data: A chirp-modulated back projection approach

D Meng, C Ding, D Hu, X Qiu, L Huang… - … on Geoscience and …, 2017 - ieeexplore.ieee.org
A new image formation algorithm is proposed for processing very high resolution
spaceborne sliding-spotlight synthetic aperture radar (SAR) data. Because of along-track …

Echo model analyses and imaging algorithm for high-resolution SAR on high-speed platform

Y Liu, M Xing, G Sun, X Lv, Z Bao… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
The “stop-go” approximation is widely used for the processing of synthetic aperture radar
(SAR) data, and the error brought by this assumption can be negligible for most SAR …

Efficient SAR raw data generation including low squint angles and platform instabilities

M Vandewal, R Speck, H Suss - IEEE Geoscience and Remote …, 2008 - ieeexplore.ieee.org
The performance of high-resolution synthetic aperture radar (SAR) systems under degrading
conditions such as uncontrolled platform motion can only be analyzed and evaluated by …