redundancy

simulation model for Pv

this is the matlab code for a simple PLL circuit "Phase Locked Loop"

用matlab 计算李雅谱诺夫指数功率谱哦，呵呵呵，可以下哦(lyp dajia key xiao heheh good)

MoM programme for designing patch antenna

极速学习机,可以做模型预测、评价，比BP神经网络更优。(Fast learning machine, you can do the model prediction, evaluation, better than BP neural network.)

从excel中提取数据，应用小波包分解提取特征频段能量值的matlab程序(Extracting data from excel, the wavelet packet is used to decompose the matlab program that can measure the value of the feature frequency)

FDTD程序关于一维时域有限差分法（分层介质，反射，透过系数-FFT）(1-D FDTD code with simple radiation boundary conditions)

说明：  particle swam optimazation technique

很好的三相电机模型 对初学者认识电机很有帮助(three_motor)

用于生成空域极化型阵列流型,极化敏感阵列常用程序(The polarization type array flow pattern used to generate the airspace)