Unambiguous estimation of multidimensional parameters for space precession targets with wideband radar measurements

X Chen, C Ye, Y Wang, Y Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Micro-motion parameter estimation is a significant part in feature extraction of non
cooperative targets, and precession is the common micro-motion form of space targets …

Micro-motion parameter extraction for ballistic missile with wideband radar using improved ensemble EMD method

N Zhu, J Hu, S Xu, W Wu, Y Zhang, Z Chen - Remote Sensing, 2021 - mdpi.com
Micro-motion parameters extraction is crucial in recognizing ballistic missiles with a
wideband radar. It is known that the phase-derived range (PDR) method can provide a sub …

Parameter estimation for space precession targets with intermittent observation

X Chen, C Ye, C Dong, Y Wang… - IEEE Geoscience and …, 2022 - ieeexplore.ieee.org
Parameter estimation of micro-motion is essential to the feature extraction for uncooperative
targets. Precession is a common form of micro-motion for space targets. However, the …

An improved phase-derived range method based on high-order multi-frame track-before-detect for warhead detection

N Zhu, S Xu, C Li, J Hu, X Fan, W Wu, Z Chen - Remote Sensing, 2021 - mdpi.com
It is crucial for a ballistic missile defense system to discriminate the true warhead from
decoys. Although a decoy has a similar shape to the warhead, it is believed that the true …

Super-resolution Micro-range Curve Extraction for Precession Cone-shaped Targets Based on Multidimensional Information

J Wu, Z Xu, X Ai, Y Zheng, Q Wu - IEEE Sensors Journal, 2024 - ieeexplore.ieee.org
The micro-range curve extraction of scattering centers is significant for estimating the motion
and structural parameters of space targets. The curves are often extracted from high …

Three-Dimensional Micro-Motion Feature Extraction of the Vibrating Target Based on Multi-Channel Radar in the Terahertz Band

B Tang, Q Yang, Y Zhang, B Deng, H Wang - Sensors, 2019 - mdpi.com
Vibration induces a micro-Doppler effect, which contains crucial motion information and
features of the micro-motion target. However, the traditional radar can only acquire micro …