基于K-L变换的无线信道密钥提取方法
发布时间:2019-06-27 12:04
【摘要】:为了解决基于无线信道特征的密钥生成方案中信道特征测量值不互易且高度冗余的问题,提出了一种基于K-L变换的无线信道密钥提取方法.首先,将K-L变换划分为信号分组、变换矩阵计算和信号变换3个部分,并对各个部分进行数学建模,分别阐明了有交互和无交互2种K-L变换的特点.然后,计算了交互协方差矩阵或变换矩阵引起的信息泄露率,并分析了2种变换的计算复杂度.结果表明,有交互的K-L变换可以提高密钥的一致性,降低计算复杂度,泄露信息足以忽略,更加适用于无线信道密钥生成.
[Abstract]:In order to solve the problem that the measurement values of channel features are not easy and highly redundant in the key generation scheme based on wireless channel features, a wireless channel key extraction method based on K 鈮,
本文编号:2506771
[Abstract]:In order to solve the problem that the measurement values of channel features are not easy and highly redundant in the key generation scheme based on wireless channel features, a wireless channel key extraction method based on K 鈮,
本文编号:2506771
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