fft1．用Matlab产生正弦波,矩形波,以及白噪声信号，并显示各自时域波形图 2．进行FFT变换，显示各自频谱图，其中采样率，频率、数据长度自选 3．做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4．用IFFT傅立叶反变换恢复信号，并显示恢复的正弦信号时域波形图-fft1. Using Matlab generated sine wave, rectangular wave, as well as the white noise signal, and displa

Fourier Series and Power Spectrum with MATLAB

随机信号分析实验2_1，包括给予matlab的随机序列的产生以及其相关函数和功率谱的估计。-Random signal analysis experiment 2_1, including to matlab random sequence generation and the correlation function and power spectrum estimation.