用于仿真2，4，8，16，.......任意进制的M-QAM的仿真源代码，MATALB编写-for simulation 2,4,8,16, ... arbitrary 229 M-QAM the simulation source code, prepared Aspect

OFDM的原理在matalb中实现源代码，包括FFT和IFFT,加入保护间隔，循环前缀和子载波等。-Principle of OFDM is implemented in matalb source code, including FFT and IFFT, adding guard interval, cyclic prefix and sub-carrier, etc.

BER BPSK RAYLEIGH CHANNEL MATALB CODE. SNR VS BER PLOT