参数为：载波频率f0为20MHz，采样频率为4倍f0，脉宽为1us ，脉冲周期为20us 。其中：-Parameters: carrier frequency f0 is 20MHz, the sampling frequency is 4 times f0, a pulse width of 1us, the pulse period is 20us. Of which:

采用的是脉冲对消法，验证可用，从先验概率中采样，计算权重。- It uses a pulse of consumer law, Verification is available, Sampling a priori probability, calculate the weight.

从先验概率中采样，计算权重，含噪脉冲信号进行相关检测,插值与拟合，解方程，数据分析。- Sampling a priori probability, calculate the weight, Noisy pulse correlation detection signal, Interpolation and fitting, solution of equations, data analysis.