语音信号滤波去噪—汉明窗设计FIR滤波器-Speech signal filtering de-noising-han Ming window design FIR filters

语音信号的频谱分析 利用FIR数字滤波器对语音信号进行滤波 语音信号处理初步-回声估计和回声消除 数字图像处理算法初步-Spectral analysis of speech signal Using FIR digital filter to filter the speech signal Processing of speech signal initial echo estimation and echo cancellation Digital image pr