是机器学习的例程，数学方法是部分子空间法，具有丰富的参数选项,有较好的参考价值，主同步信号PSS在时域上的相关仿真，可以得到很精确的幅值、频率、相位估计。-Machine learning routines, Mathematics is part of the subspace, It has a wealth of parameter options, There are good reference value, PSS primary synchronization signal in the time domain simulation related, You can get a very accurate amplitude, frequency, phase estimation.