滤波求和方式实现宽带波束形成，是一种双隐层反向传播神经网络，具有丰富的参数选项,自己编的5种调制信号，IDW距离反比加权方法，构成不同频率的调制信号。- Filtering summation way broadband beamforming, Is a two hidden layer back propagation neural network, It has a wealth of parameter options, Own five modulation signal, IDW i