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短时傅里叶变换程序，对不同窗函数、不同窗长下的时频域谱进行分析。(Short time Fourier transform procedures, different window function, different window length under the time-frequency domain spectral analysis.)

利用正弦信号作为发射信号，分别在AWGN和瑞利信道中，计算CR中的检测概率和虚警概率，并绘图。(Sinusoidal signal as transmitted signal, respectively, in AWGN and Rayleigh channel, calculate the probability of detection and false alarm probability of CR and drawing.)

说明：  是一篇关于matlab的ofdm文章，很适合学习仿真的人(Is an article on the ofdm matlab article, it is suitable for people learning simulation)

拉格朗日法实现多采样率的小数时延的实现，插值增加采样率，增加小数时延后，再以相同的速率抽取使其还原成原始采样率 (Lagrange method to realize the sampling rate of the realization of the fractional delay, interpolation increase the sampling rate, increase the decimal time delay, and at the same rate of extraction to make it back into the original sampling rate)

实用的小波包分析程序，用于信号的等频段分解。(very usefull wavepack code, for signal decomposition with equal frequency band.)

本实验先利用Mathematica求解非线性方程(组),探索不动点的性质 再利用MATLAB探索Koch分形的性质.(In this study, the first use of Mathematica for solving nonlinear equations (group), to explore the nature of the fixed point re-use of MATLAB to explore the nature of the Koch fractal.)

用MATLAB语言实现自动控制里的PID控制器，模型仿真(MATLAB language used to achieve automatic control in the PID controller, model simulation)

在MATLAB上实现的MSK调制与解调程序。(Implemented on the MATLAB MSK modulation and demodulation process.)

GOOD PLATFORM TO LEARN THE CODES OF TRACKING ON THE OBJECT OF BODY FALLING ON THE GROUND

语音信号处理，对输入的语音信号进行分帧处理，短时傅立叶变换，最后画出语谱图(Speech signal processing, the input voice signal processing sub-frame)