一个计算声子晶体结构的一维传递矩阵法,ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，分析了该信号的时域、频域、倒谱，循环谱等。- A one-dimensional transfer matrix method to calculate the phonon crystal structure, ofdm system simulation including 16qam modulation fft windowing modules plus cp, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.