alalog

代码说明：

说明：  Goertzel算法是DTMF信号检测的核心,它利用二极点的IIR滤波器计算离散傅立叶变换值,快速有效的提取输入信号的频谱(Goertzel algorithm is the core of DTMF signal detection. It uses the two-pole IIR filter to calculate the discrete Fourier transform value, and extracts the spectrum of input signal quickly and effectively.)

文件列表：

ReadME.txt, 818 , 2004-05-19
GUI.fig, 50992 , 2004-05-19
goertzel_algo.m, 1079 , 2004-05-19
gui.m, 23899 , 2004-05-19
Ogenerator.m, 2280 , 2004-05-19
rcal_k.m, 1058 , 2004-05-19
Rcdecoder.m, 1937 , 2004-05-19
StringNum.m, 928 , 2004-05-19