实现了对10个数字音的识别，滤波求和方式实现宽带波束形成，部分实现了追踪测速迭代松弛算法，快速扩展随机生成树算法，处理信号的时频分析，有信道编码，调制，信道估计等，用于信号特征提取、信号消噪。- To achieve the recognition of 10 digital sound, Filtering summation way broadband beamforming, Partially achieved tracking speed iterative relaxation algorithm, Rapid expansion of random spanning tree algorithm, When processing a signal frequency analysis, Channel coding, modulation, channel estimation, For feature extraction, signal de-noising.