High-speed maneuvering platform SAR imaging with optimal beam steering control

B Bie, Y Quan, K Xu, A Ren, G Xiao… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
This article would like to provide an optimal beam steering control method for high-speed
maneuvering platform synthetic aperture radar (SAR) imaging. A corresponding imaging …

High-speed maneuvering platforms squint beam-steering SAR imaging without subaperture

B Bie, GC Sun, XG Xia, M Xing, L Guo… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper investigates the imaging problems in squint beam-steering synthetic aperture
radar (SBS-SAR) mounted on high-speed platforms with constant acceleration. The cross …

A high-squint TOPS SAR imaging algorithm for maneuvering platforms based on joint time-Doppler deramp without subaperture

N Li, B Bie, GC Sun, M Xing… - IEEE Geoscience and …, 2019 - ieeexplore.ieee.org
The beam steering of high-squint terrain observation by progressive scans (TOPS) synthetic
aperture radar (SAR) mounted on maneuvering platforms causes azimuth spectrum aliasing …

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 …

New slant range model and azimuth perturbation resampling based high-squint maneuvering platform SAR imaging

X Xuying, LI Gen, MA Yanheng… - Journal of Systems …, 2021 - ieeexplore.ieee.org
Strong spatial variance of the imaging parameters and serious geometric distortion of the
image are induced by the acceleration and vertical velocity in a high-squint synthetic …

Subaperture approach based on azimuth-dependent range cell migration correction and azimuth focusing parameter equalization for maneuvering high-squint-mode …

T Zeng, Y Li, Z Ding, T Long, D Yao… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
The challenge in the imaging of high-squint-mode synthetic aperture radar (SAR) mounted
on maneuvering platforms is the azimuth dependence of both the range migration and the …

Azimuth variant motion error compensation algorithm for airborne SAR imaging based on Doppler adjustment

X Chen, M Wan, M Xing, GC Sun - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
Conventional beam-center approximation-based motion compensation (MOCO) algorithms
fail to achieve an optimally focused image in the case of the high-resolution and high …

High Speed Maneuvering Platform Squint TOPS SAR Imaging Based on Local Polar Coordinate and Angular Division

B Bie, Y Quan, K Xu, G Sun, M Xing - Remote Sensing, 2021 - mdpi.com
This paper proposes an imaging algorithm for synthetic aperture radar (SAR) mounted on a
high-speed maneuvering platform with squint terrain observation by progressive scan mode …

High-resolution imaging of multi-channel forward-looking synthetic aperture radar under curve trajectory

J Lu, L Zhang, P Xie, Z Meng, Y Cao - IEEE Access, 2019 - ieeexplore.ieee.org
Forward-looking synthetic aperture radar is an essential tool in modern remote sensing
applications, but its imaging is a challenging task. Few existing methods consider the curve …

An imaging compensation algorithm for spaceborne high-resolution SAR based on a continuous tangent motion model

Z Yu, S Wang, Z Li - Remote Sensing, 2016 - mdpi.com
This paper develops a continuous tangent motion model by approximating the relative
trajectories between spaceborne Synthetic Aperture Radar (SAR) and its targets during …