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 …

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 …

Sliding spotlight and TOPS SAR data processing without subaperture

G Sun, M Xing, Y Wang, Y Wu, Y Wu… - IEEE Geoscience and …, 2011 - ieeexplore.ieee.org
During the data acquisition of a sliding spotlight or terrain observation by progressive scan
(TOPS) synthetic aperture radar (SAR), the steering of the antenna main beam increases the …

Multichannel full-aperture azimuth processing for beam steering SAR

GC Sun, M Xing, XG Xia, Y Wu… - … on Geoscience and …, 2013 - ieeexplore.ieee.org
Terrain Observation by Progressive Scans (TOPS) synthetic aperture radar (SAR) and
spotlight SAR are advanced SAR imaging modes for wide range swath and high resolution …

Processing of very high resolution spaceborne sliding spotlight SAR data using velocity scaling

Y Wu, GC Sun, C Yang, J Yang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
In spaceborne synthetic aperture radar, the sliding spotlight mode can acquire high
resolution and large azimuth scene size simultaneously. However, when the resolution is …

Acceleration model analyses and imaging algorithm for highly squinted airborne spotlight-mode SAR with maneuvers

S Tang, L Zhang, P Guo, G Liu… - IEEE Journal of Selected …, 2015 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) imaging is usually performed along a straight path. In
practice, variations from the ideal caused by maneuvers with acceleration are inevitable …

TOPS mode raw data generation from wide-beam SAR imaging modes

W Xu, Y Deng, F Feng, Y Liu, G Li - IEEE Geoscience and …, 2012 - ieeexplore.ieee.org
A synthetic aperture radar (SAR) raw data simulator of distributed target scenes is an
important tool for testing the system parameters, imaging algorithms, and so on, particularly …

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 …

A modified equivalent range model and wavenumber-domain imaging approach for high-resolution-high-squint SAR with curved trajectory

Z Li, M Xing, W Xing, Y Liang, Y Gao… - … on Geoscience and …, 2017 - ieeexplore.ieee.org
In a synthetic aperture radar (SAR) system, the radar platform may move with a curved
trajectory due to the existence of vertical velocity and acceleration, which may result in the …

Focusing of maneuvering high-squint-mode SAR data based on equivalent range model and wavenumber-domain imaging algorithm

Z Li, J Chen, W Du, B Gao, D Guo… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
Due to the complexity of high-squint synthetic aperture radar (SAR) mounted on
maneuvering platforms, the traditional geometric model and imaging algorithms cannot be …