基于相关向量机的无线通信系统信道检测  

Channel detection in wireless communication system based on relevance vector machine

作　　者：蔡方萍 

机构地区：[1]萍乡学院信息与计算机工程学院,江西萍乡337000

出　　处：《计算机工程与设计》2017年第10期2642-2645,2837,共5页Computer Engineering and Design

摘　　要：为提高无线通信系统中的数据传输安全性,提出一种基于相关向量机的无线通信系统信道算法。分析无线通信模型,建立无线通信系统的信息认证方案,采用相关向量机进行无线通信系统的信道检测,在不同信道场景下,对其可行性和优越性进行仿真测试实验。测试结果表明,相关向量机可以对无线通信系统信道进行精确检测,有效降低数据传输的误码率,提高系统的保密吐量,在相同场景下,性能优于其它无线通信系统信道检测算法,具有更高的实际应用价值。To improve the security of data transmission in physical layer of wireless communication system and to solve defects of current channel detection algorithms,a wireless communication system channel algorithm based on relevance vector machine was proposed.Wireless communication model was analyzed,authentication scheme was established,and relevance vector machine was used to detect channel.The feasibility and superiority of the proposed algorithm were tested in different channel scenarios.The results show that the proposed algorithm can accurately detect channel,effectively reduce the bit error rate of data transmission,and improve the security and throughput of systems,and the performance is better than the existing channel detection algorithms in the same scenario,so it has higher practical application value.

关 键 词：无线通信系统 信道特征 安全 相关向量机 检测算法 

分 类 号：TN915[电子电信—通信与信息系统]