SinglePhaseRectifireThyristerHalfWaveWithFWD

DIRK3 algorithm, the algorithm to be implenmented is the optimal two stage third order accurate Diagnonally Implicit Runge-Kutta method, written DIRD3, for the ODE prolem and diffrentiate equations.

信号被窗函数截断，并做频谱分析，比较汉宁窗、三角窗等的特点(Window function signal is cut off, and do spectral analysis, comparing Hanning, triangular windows and other characteristics)

遗传算法MALAB程序包，包括适应度、计算、选择交叉、变异等子程序(GA MALAB package, including fitness, calculation, select crossover and mutation subroutine)

说明：  这是一个短时傅里叶变换的程序，特别详细，超级好用(This is a short-time Fourier transform procedure, particularly detailed, super-easy)

Resonance frequency-1D cavity FDTD(Fast fourier transform)Numeric-analytic-electromagnetic

Power Distribution 3 phase fault demo using simulink

描述光波在传播过程当中发生的衍射现象的源程序(Miaoshu waves occur in the dissemination process of the source of diffraction)

说明：  Retrieves 3D angles theta_x, theta_y, theta_z, from 3D rotation matrix RxRyRz.

用Fourier变换求取信号的功率谱---周期图法 用Fourier变换求取信号的功率谱---分段周期图法 用Fourier变换求取信号的功率谱---welch方法 功率谱估计----多窗口法（multitaper method ,MTM法） 功率谱估计----最大熵法（maxmum entmpy method,MEM法） 功率谱估计----多信号分类法（multiple signal classification,music法）Fourier transform to strike a signal to the power spectrum - the cycle of plans Fourier transform to strike a signal to the power spectrum - Sub-cycle Method Fourier transform to strike a signal to the power spectrum --- welch method Power spectrum estimated more than window ---- Law (multitaper method, MTM) ---- Power spectrum estimate of maximum entropy (maxmum entmpy method, MEM) ---- More than the estimated power spectrum signal classification (multiple signal classification, music)(To strike a signal with Fourier transform power spectrum- periodogram to strike a signal with Fourier transform power spectrum- Sub-periodogram with Fourier transform power spectrum of the signal to strike-welch method of power spectrum estimation multi-window method (multitaper method, MTM method) Maximum entropy power spectrum estimation method (maxmum entmpy method, MEM law) power spectrum estimation multi-signal classification (multiple signal classification, music law) Fourier transform to strike a signal to the power spectrum- the cycle of plans Fourier transform to strike a signal to the power spectrum- Sub-cycle Method Fourier transform to strike a signal to the power spectrum- welch method Power spectrum estimated more than window Law (multitaper method, MTM) Power spectrum estimate of maximum entropy (maxmum entmpy method, MEM ) More than the estimated power spectrum signal classification (multiple signal classification, music))

扩频程序 主要是采用m序列，对发送数据进行扩频(SPREAD PROCESS)