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采用Hilbert谱相关性的特定辐射源识别技术

DOI: 10.13190/j.jbupt.2015.增.012

Keywords: 特定辐射源识别,Hilbert-Huang变换,中继通信

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Abstract:

在点对点场景下,提出了一种基于Hilbert谱的特定辐射源识别(SEI)算法.该算法采用Hilbert谱相关性作为识别特征对辐射源进行分类.进而研究中继场景中的识别问题,在此场景下,源辐射源的指纹特征将叠加中继的指纹特征,所提算法有效地推广至该场景并论证.此外,还验证了算法在非高斯噪声、衰落等非理想信道条件下的识别性能.仿真结果表明该算法在点对点和中继场景下均具有良好的识别性能,在非理想的信道条件下具有较好的健壮性.

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