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首页> 外文期刊>Geoscience and Remote Sensing, IEEE Transactions on >A Portable Real-Time Digital Noise Radar System for Through-the-Wall Imaging
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A Portable Real-Time Digital Noise Radar System for Through-the-Wall Imaging

机译:用于全程成像的便携式实时数字噪声雷达系统

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摘要

We present the design and implementation of a portable, digital, real-time random noise radar system operating in the ultrahigh frequency range for through-the-wall detection and imaging. Noise radar technology is combined with modern digital signal processing approaches to architect a system to covertly perform range imaging of obscured stationary and moving targets as well as to detect the presence of humans via micro-Doppler detection combined with empirical mode decomposition. We model the propagation and sampling nonidealities in the system and propose techniques to overcome the effect of these nonidealities. Experimental results demonstrate the system's capability to image target scenes and characterize human activity from different stand-off distances.
机译:我们提出了一种便携式,数字实时随机噪声雷达系统的设计和实现,该系统在超高频范围内进行穿墙探测和成像。噪声雷达技术与现代数字信号处理方法相结合,可以构建一个系统,对隐蔽的静止目标和运动目标进行隐蔽的范围成像,并通过微多普勒检测与经验模式分解相结合来检测人类的存在。我们对系统中的传播和采样非理想性进行建模,并提出克服这些非理想性影响的技术。实验结果证明了该系统能够对目标场景成像并从不同的对峙距离表征人类活动。

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