信道仿真程序，通过simulink实现BPSK调制在二进制对称信道、AWGN、RAyleigh、Rician信道下的误比特率仿真，并提供了Okumura-Hata模型函数、COST231-WI视距模型函数、COST231-WI非视距模型函数、COST-231 Hata模型仿真-Channel simulation program, through the simulink to realize BPSK modulation in binary symmetric channel, AWGN a