运行一个Matlab程序，完成一个M＝4的PAM通信系统的仿真。仿真对10000个符号（2万个比特）进行。测量在噪声方差为0,0.1,1.0和2.0时的符号差错概率。通过低通滤波器。画出理论误码率和由Monte Carlo仿真测得的误码率，并比较这些结果。(平均符号能量为1)-Running a Matlab program, complete a M = 4 PAM communication system simulation. The simulation of 10000 symbols

2psk 4psk 8psk 16psk 32psk 误码率比较-2psk 4psk 8psk 16psk 32psk error rate comparison

matlab源程序 比较直传，AF，DF的误码率仿真 比较理论误码率和直传误码率仿真曲线图 适合初学者阅读-matlab source code comparison forward pass, AF, DF bit error rate BER simulation and comparison theory forward pass BER curves for beginners to read