model4b

说明：  模拟光纤中光的行为,是FORG的一部分，有参考价值(light characteristics in fiber lasers,very useful)

Inverse zig zag scan used after zigzag scan to arrange the data back to 2d matrix or image

信号产生和fft变换分析 信号通过switch函数选择产生(Signal generation and fft transform analysis of the signal generated by switch function selection)

本人收集的几个版本emd程序，包括emd2002,emd2005,emd2007三个版本，希望对研究emd的有些帮助(I collected several versions EMD procedures, including emd2002, emd2005, emd2007 three versions, and they hope to study some of EMD help)

这个是永磁同步电机矢量控制系统仿真，仿真结果正确，可以在空载、加载下很好的跟踪转速给定值。(This is a permanent magnet synchronous motor vector control system simulation, simulation results are correct, you can no load, a very good track speed setpoint under load.)

用于计算一个环形线圈周围的磁场分布， 可仿真不同频率( U7528 u4E8 u8BA1 u7B97 u4E00 u4E00 u4E0 u7EF u5F32 u7EBF u5708 u5468 u56F4 u7684 u78C1 u573A u5206 u5E03 uFF0C u53EF u4EFF u771F u4E0D u540C u9891 u7387)

MATLAB的hopfied神经网络实验数据和程序(MATLAB-hopfied experimental data and procedures for neural networks)

说明：  用matlab写的水果分类系统源码，很值得学习，(Written by matlab source fruit classification system, it is worth learning,)

QPSK的完整十五例，bi_to_uni.m carrier_mod.m carrier_remod.m despread_spectrum.m dpxs.m......(QPSK full fifteen cases, bi_to_uni.m carrier_mod.m carrier_remod.m despread_spectrum.m dpxs.m. .....)

有源电力滤波器（APF：Active power filter）是一种用于动态抑制谐波、补偿无功的新型电力电子装置(Active power filter (APF, the Active power filter) is a kind of used for dynamic suppress harmonic and compensate reactive power of the new power electronic devices)