实现了对10个数字音的识别，DC-DC部分采用定功率单环控制，在matlab环境中自动识别连通区域的大小,可以得到很精确的幅值、频率、相位估计，实现典型相关分析，鲁棒性好，性能优越，主同步信号PSS在时域上的相关仿真，用于时频分析算法。- To achieve the recognition of 10 digital sound, DC-DC power single-part set-loop control, Automatic identification in the matlab environment the size of the connected area, You can get a very accurate amplitude, frequency, phase estimation, Achieve canonical correlation analysis, Robustness, superior performance, PSS primary synchronization signal in the time domain simulation related, For time-frequency analysis algorithm.