添加噪声处理，多抽样率信号处理，验证可用，包括调制，解调，信噪比计算，滤波求和方式实现宽带波束形成，进行逐步线性回归。- Add noise processing, Multirate signal processing, Verification is available, Includes the modulation, demodulation, signal to noise ratio calculation, Filtering summation way broadband bea