移动无线信道中多径衰落的特性分析  

Study on the Characteristics of Multi-path Fading in Mobile Communications

作　　者：张玺君[1] 王继曾[1] 

机构地区：[1]兰州理工大学计算机与通信工程学院,甘肃兰州730050

出　　处：《甘肃科学学报》2008年第4期147-150,共4页Journal of Gansu Sciences

摘　　要：针对移动无线信道中信号传输环境的复杂性和随机性,结合MATLAB软件运用数字信号处理方法仿真分析了无线信道中信号受多径干扰的情况,并与理想信道下信号的传输情况进行对比,结果证明:无线信道中多径衰落会对信号造成很大的影响,从而为建立基站以及如何提高信号的传输效率提供参考.According to the complexity and randomness of transmission environment,the digital signal process is used to analysis the multi-path fading in wireless channel by MATLAB software simulation.The simulation results are compared with those of the ideal channel.They prove the multi-path fading has an impact on the signal.The conclusion can be used to set up the base station in mobile service areas and to raise the signal transmission rate.

关 键 词：移动通信 多径效应 仿真 

分 类 号：TN929.5[电子电信—通信与信息系统]