MATLAB-based-simulation-system.zip

一种适用于多自由度的自然激励技术，可以实现从随机响应信号中提取自由振动信号。(A multi-degree of freedom for the natural excitation technique, can extract from the random response signal free vibration signals.)

OFDM系统信道估计算法MATLAB实现，基于信噪比和误码率对LS、MMSE算法进行性能对比。(OFDM channel estimation algorithm MATLAB system, based on the signal to noise ratio and bit error rate performance comparison of LS, MMSE algorithm.)

说明：  面阵中二维角度DOA估计算法，采用ESPRIT，经典算法，注释清晰，可拿来直接用(Two dimensional angle DOA estimation algorithm in array, using ESPRIT, classic algorithm, clear notes, can be used directly)

说明：  三相可带不对称负载的变频器，12个IGBT，精度高，THD<1 (Three-phase inverter can be loaded with asymmetric, 12 IGBT, high accuracy, THD &lt 1 )

chirp信号的脉冲压缩,一维的距离向压缩算法(chirp signal pulse compression from a one-dimensional compression algorithm)

清华大学信号处理原理课程第一次实验，内容为产生固定波形以及声波的叠加(Signal processing theory, Tsinghua course first experiment, the content and the acoustic waveform to generate a fixed superposition)

通过预建的人脸图像库，实现人脸识别的matlab程序。(By pre-built library of face images, face recognition matlab program.)

已知一对外啮合传动的齿轮的几何参数，求其啮合刚度。(to get the meshing stiffness for one pair of gear.)

说明：  一些常见调制方式的信道容量计算，BPSK、QPSK、8PSK(ChannelCapacity,BPS\QPSK\8PSK)

说明：  包含两个MATLAB程序，具体内容见里面的txt文档，第一个程序近似算法结果很差(Contains two MATLAB program details see the inside of the txt document, the first result of poor process approximation algorithm)