A modified range model and extended omega-K algorithm for high-speed-high-squint SAR with curved trajectory
T Zhang, Y Li, J Wang, M Xing, L Guo… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
An accurate range model with acceleration, the coupling phase terms, and spatial-variant
(SV) Doppler parameters are the main issues to be solved in high-speed-high-squint …
(SV) Doppler parameters are the main issues to be solved in high-speed-high-squint …
A novel CFFBP algorithm with noninterpolation image merging for bistatic forward-looking SAR focusing
Fast factorized back-projection (FFBP) has significant advantages for bistatic forward-
looking synthetic aperture radar (BFSAR) imaging with arbitrary geometry and complex …
looking synthetic aperture radar (BFSAR) imaging with arbitrary geometry and complex …
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 …
imaging, the acceleration leads to an increased residual range curve and a deepened 2-D …
Optimally matched space-time filtering technique for BFSAR nonstationary clutter suppression
Z Liu, H Ye, Z Li, Q Yang, Z Sun, J Wu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Clutter suppression in synthetic aperture radar (SAR) is one of the urgent and attractive
problems in ground moving target indication (GMTI) application. With separate transmitter …
problems in ground moving target indication (GMTI) application. With separate transmitter …
Efficient fast time-domain processing framework for airborne bistatic SAR continuous imaging integrated with data-driven motion compensation
Fast factorized back-projection (FFBP) is a classic fast time-domain algorithm (FTDA), which
is not limited by the assumption of azimuth-invariant of echo signal and is suitable for the …
is not limited by the assumption of azimuth-invariant of echo signal and is suitable for the …
Focusing Highly Squinted FMCW-SAR Data Using the Modified Wavenumber-Domain Algorithm
T Zhang, Y Li, M Yuan, L Guo, J Guo… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
The three-dimensional (3-D) acceleration, azimuth dependence, and real-time processing
are the main issues to be solved in highly squinted frequency-modulation continuous-wave …
are the main issues to be solved in highly squinted frequency-modulation continuous-wave …
[HTML][HTML] 联合距离方位二维NCS 的星弹双基前视SAR 成像算法
刘裕洲, 蔡天倚, 李亚超, 宋炫, 王选琪, 安培赟 - 雷达学报, 2023 - radars.ac.cn
星弹双基前视SAR 能够全天时全天候获取导弹前方区域高分辨图像, 是一种极具潜力的成像
制导技术. 然而, 距离和方位参数的耦合与空变, 阻碍着星弹双基前视SAR 向高分辨成像发展 …
制导技术. 然而, 距离和方位参数的耦合与空变, 阻碍着星弹双基前视SAR 向高分辨成像发展 …
[HTML][HTML] 针对回波数据异常时的雷达前视超分辨快速成像方法
李维新, 李明, 陈洪猛, 左磊, 王东, 杨磊, 辛东金 - 雷达学报, 2024 - radars.ac.cn
机载扫描雷达前视成像可广泛应用于态势感知, 自主导航和地形跟随. 在雷达扫描过程中受到
不经意的电磁脉冲干扰或设备性能异常等影响时, 雷达回波数据出现异常值 …
不经意的电磁脉冲干扰或设备性能异常等影响时, 雷达回波数据出现异常值 …
Focusing high maneuvering bistatic forward-looking SAR with stationary transmitter using extended keystone transform and modified frequency nonlinear chirp …
J Ding, Y Li, M Li, J Wang - IEEE Journal of Selected Topics in …, 2022 - ieeexplore.ieee.org
This article presents an imaging solution for high maneuvering bistatic forward-looking SAR
with stationary transmitter (STHM-BFSAR). In STHM-BFSAR configuration that the …
with stationary transmitter (STHM-BFSAR). In STHM-BFSAR configuration that the …
[PDF][PDF] 基于奇异值分解的低轨星载双基调频连续波SAR 成像方法
别博文, 刘江, 孙光才, 王迪, 邢孟道 - 电子与信息学报, 2023 - jeit.ac.cn
该文基于调频连续波(FMCW) 信号对低轨星载双基合成孔径雷达(SAR) 的成像方法进行研究.
星载双基模型具有收发异置, 结构灵活的特点, 其非线性运动轨迹和双斜距不利于信号频谱的 …
星载双基模型具有收发异置, 结构灵活的特点, 其非线性运动轨迹和双斜距不利于信号频谱的 …