spectrum-estimation-

在MIT的meep中，用来计算银表面的折射率和吸收率。用于FDTD算法。(Meep at MIT, the silver surface used to calculate the refractive index and absorption rate. For the FDTD algorithm.)

适合初学小波变换的同学，小程序演示了怎样显示小波各级各频段(show the frequency of wavelet)

有关于数字通信系统中相关信号的调制解调，包括高阶PSK调制和对应解调，加噪声等(fas )

说明：  数值分析的m文件，包括一阶 二阶导数的三点 五点公式，中点公式等(Numerical Analysis of m documents, including a second order derivative of the 3 5 point formula, midpoint formula, etc.)

对输入的语音信号进行分帧处理，低通滤波，中心削波，求自相关函数最后得到基音轨迹。(Speech input signal framing processing, low-pass filtering, center clipping, seeking autocorrelation function finally got the pitch trajectory.)

用于DSP 28035 来设计永磁同步电机的书籍，值得参考(Designed for DSP 28035 PMSM books worth considering)

Script for computing BER with Binary Convolutional Code and Viterbi decoding with finite survivor state memory Convolutional code of Rate-1/2, Generator polynomial - [7,5] octal Hard decision and soft decison decoding is used.

完成飞行器的纵向姿态仿真。有simulink模型。(Longitudinal attitude of complete aircraft simulation. Simulink model.)

Steady State FVM Temperature Diffusion CODE

实现了31位m序列，并采用相关解扩,有传统和倒置两种方法(31 m sequence )