xunhuandutu

pso算法在背包问题中的matlab程序。(pso algorithm in the knapsack problem in the matlab program.)

序列x(n)的Welch法求其功率谱密度估计，先产生噪声序列再绘制波形最后用Welch法估计功率谱。(The sequence of X (n) for the Welch power spectrum density estimation method, first noise sequence waveform drawing and using Welch power spectrum estimation method.)

说明：  H桥三相逆变电路 可以参考使用 欢迎下载(H-bridge three phase inverter)

it is a project based on invpwm in voltage regulator

30个【全美经典】数字信号处理例子，震精(【30】 digital signal processing classic American example, Chen Jing)

初始对准；用于导航制导与控制；给出了MATLAB程序(Alignment used for navigation guidance and control given MATLAB program)

An calculator base on Matlab code

16QAM源程序,通过噪声信道 用于OFDM通信系统估计(16QAM)

实现低通滤波器，可以与PRony分析搭配使用，滤除信号中的高频分量。(Low-pass filter used in conjunction with the PRony analysis to filter out high frequency components in the signal.)

rayleigh fading channel matlab codes