2fsk调制仿真产生IQ数据，然后利用循环谱相关算法估计2fsk的Dev，代码完整可用(2FSK modulation simulation produces IQ data, and then uses cyclic spectral correlation algorithm to estimate the Dev of 2FSK. The code is complete and available)

实现BPSK信号的循环相关密度谱三维仿真(Three dimensional simulation of cyclic correlation density spectrum for BPSK signals)

详细分类介绍了AM,BPSK,BFSK,PAM信号的循环谱与循环自相关函数的生产，具有可操作性。(The production of cyclic spectrum and cyclic autocorrelation function of AM, BPSK, BFSK and PAM signals is introduced in detail, and it is operable.)