根据接收到的随机多径信号的不同幅度和到达时间，通过多径环境下的信道传输函数，仿真无线多径信道特性。深入理解多径衰落对移动通信传输技术的选择和数字接收机的设计-According to the different amplitude random of the received multipath signals and the arrival time, the channel transfer function in multipath environment, simulation of wireless multipath channel characteristics. Understanding the design choices of mobile communication technology and digital receiver multipath fading