A Fast Back-Projection SAR Imaging Algorithm Based on Wavenumber Spectrum Fusion for High Maneuvering Platforms

Y Guo, Z Suo, P Jiang, H Li - Remote Sensing, 2021 - mdpi.com
In this paper, a fast back-projection (BP) synthetic aperture radar (SAR) imaging algorithm
based on wavenumber spectrum fusion is proposed for high maneuvering platforms with …

An efficient backprojection algorithm based on wavenumber-domain spectral splicing for monostatic and bistatic SAR configurations

H Sun, Z Sun, T Chen, Y Miao, J Wu, J Yang - Remote Sensing, 2022 - mdpi.com
This paper introduces a fast backprojection synthetic aperture radar (SAR) imaging
algorithm based on wavenumber-domain spectral splicing. The traditional fast …

A fast BP algorithm with wavenumber spectrum fusion for high-resolution spotlight SAR imaging

L Zhang, H Li, Z Qiao, Z Xu - IEEE Geoscience and Remote …, 2014 - ieeexplore.ieee.org
This letter presents the accelerated fast backprojection (AFBP) algorithm for high-resolution
spotlight synthetic aperture radar (SAR) imaging. In conventional fast backprojection (FBP) …

Spectrum-oriented FFBP algorithm in quasi-polar grid for SAR imaging on maneuvering platform

L Yang, L Zhao, S Zhou, G Bi… - IEEE Geoscience and …, 2017 - ieeexplore.ieee.org
In this letter, a new spectrum-oriented fast factorized backprojection (FFBP) algorithm is
proposed for synthetic aperture radar (SAR) imaging on a maneuvering platform …

Focusing high-squint synthetic aperture radar data based on factorized back-projection and precise spectrum fusion

L Ran, Z Liu, R Xie, L Zhang - Remote Sensing, 2019 - mdpi.com
This paper presents a microwave imaging algorithm for high-squint airborne synthetic
aperture radar (SAR), which combines back-projection and spectrum fusion together. Two …

A modified Cartesian factorized backprojection algorithm integrating with non-start-stop model for high resolution SAR imaging

D Liang, H Zhang, T Fang, H Lin, D Liu, X Jia - Remote Sensing, 2020 - mdpi.com
High resolution synthetic aperture radar (SAR) imaging has extensive application value
especially in military reconnaissance and disaster monitoring. The motion of the satellite …

Joint FPGA and Multi-DSP SAR Efficient Imaging System Based on WFBP Algorithm

S Lu, Y Song, Y Zhang, Z Li, JJ Wu… - IGARSS 2023-2023 …, 2023 - ieeexplore.ieee.org
The joint FPGA and multi-DSP imaging architecture has found widespread use in airborne
SAR and satellite-based SAR. However, traditional back-projection (BP) algorithms are not …

Azimuth Multichannel SAR Imaging Algorithm Based on Spectral Extrapolation and Image Fusion

Z Tian, Z Yu, Y Guo, J Yu, D Li - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The azimuth multichannel synthetic aperture radar (SAR) technique can simultaneously
achieve high resolution and wide swath, which is important for disaster management, sea …

Improved back-projection algorithm on small time bandwidth product SAR imaging

H Li, Z Suo, C Zheng, Z Li… - IEEE Geoscience and …, 2020 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) sometimes needs to be imaged with small time bandwidth
product (TBP) for fast observation. As a real-time image algorithm, back-projection algorithm …

A weighted backprojection algorithm for azimuth multichannel SAR imaging

J Tang, Y Deng, R Wang, S Zhao, N Li… - IEEE Geoscience and …, 2016 - ieeexplore.ieee.org
A backprojection algorithm (BPA), a time domain synthetic aperture radar (SAR) imaging
algorithm, can be widely used without modification in various imaging modes, like stripmap …