Curvilinear flight synthetic aperture radar (CF-SAR): Principles, methods, applications, challenges and trends

Z Chen, S Tang, Y Ren, P Guo, Y Zhou, Y Huang… - Remote Sensing, 2022 - mdpi.com
The research into curvilinear flight synthetic aperture radar (CF-SAR) is the inevitable result
of the comprehensive practicality of SAR. The flight path of the SAR platform in real …

A novel CFFBP algorithm with noninterpolation image merging for bistatic forward-looking SAR focusing

Y Li, G Xu, S Zhou, M Xing… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Fast factorized back-projection (FFBP) has significant advantages for bistatic forward-
looking synthetic aperture radar (BFSAR) imaging with arbitrary geometry and complex …

A novel approach to unambiguous doppler beam sharpening for forward-looking mimo radar

S Yuan, P Aubry, F Fioranelli… - IEEE Sensors …, 2022 - ieeexplore.ieee.org
The ambiguity problem of targets in Doppler beam sharpening (DBS) with forward-looking
radar is considered. While DBS is proposed earlier to improve the angular resolution of the …

Joint sparsity-based imaging and motion error estimation for BFSAR

W Pu, J Wu, X Wang, Y Huang, Y Zha… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Due to its flexibility and low cost, the bistatic forward-looking synthetic aperture radar
(BFSAR) which employs side-looking transmitter and forward-looking receiver has been …

An extended fast factorized back projection algorithm for missile-borne bistatic forward-looking SAR imaging

D Feng, D An, X Huang - IEEE Transactions on Aerospace and …, 2018 - ieeexplore.ieee.org
In this paper, an extended fast factorized back projection (FFBP) algorithm is proposed to
focus the missile-borne bistatic forward-looking synthetic aperture radar (BFSAR) data. It is …

Focusing translational-variant bistatic forward-looking SAR data using the modified omega-K algorithm

Y Li, T Zhang, H Mei, Y Quan… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Accurate 2-D frequency spectrum (2-D FS) with acceleration, two-way range coupling terms,
and spatial-variant Doppler parameters are the main problems to be solved in translational …

Enhanced forward-looking missile-borne bistatic SAR imaging with electromagnetic vortex

D Liu, H Shi, H Liu, T Yang, J Guo - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
Bistatic radar possesses the forward-looking imaging performance that conventional
synthetic aperture radar (SAR) lacks. Nevertheless, bistatic forward-looking imaging is …

Focusing high-maneuverability bistatic forward-looking SAR using extended azimuth nonlinear chirp scaling algorithm

X Song, Y Li, T Zhang, L Li, T Gu - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In high-maneuverability bistatic forward-looking synthetic aperture radar (HMBF-SAR)
imaging, the acceleration leads to an increased residual range curve and a deepened 2-D …

Enhancing forward-looking image resolution: Combining low-rank and sparsity priors

J Tang, Z Liu, L Ran, R Xie, J Qin - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Compressed sensing (CS)-based imaging technology has attracted a lot of interest because
it can enhance imaging resolution. Targets of interest for forward-looking imaging radar are …

A frequency-domain imaging algorithm for translational variant bistatic forward-looking SAR

H Mei, Y Li, M Xing, Y Quan… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Bistatic forward-looking synthetic aperture radar (BFSAR) breaks through the limitations of
the conventional monostatic SAR on the forward-looking imaging. However, the problems of …