在分析介绍随机网络编码理论应用于无线网络环境的优越性的同时,对Hadamard矩阵的性质展开研究,提出了基于Hadamard矩阵的随机网络编码方法,并且通过实例证明,基于Hadamard矩阵的编码系数矩阵不仅可以实现有效的网络编码信息传输,而且可以保证信息传输的安全性,同时降低了现有随机网络编码算法的复杂度。 While analyzing and introducing the advantages of stochastic network coding theory in wireless network environment, this paper studies the properties of Hadamard matrix and proposes a random network coding method based on Hadamard matrix. And it is proved by examples that not only is the matrix of coding coefficients based on Hadamard matrix not only Can realize the effective network code information transmission, and can guarantee the information transmission security, meanwhile reducing the complexity of the existing random network coding algorithm.