Short-Protograph-Based-LDPC-Codes-

压缩包里有OFDM信号的分析，频谱，星座图，加窗(Compression bag with OFDM signal analysis, spectrum, constellation, plus window)

利用频率采样设计法设计线性相位FIR低通滤波器，画出h（n）、幅频响应、相频响应(Design of frequency sampling design method using a linear phase FIR low-pass filter, draw h (n), frequency response, phase frequency response )

matlab程序：用最小二乘法拟合椭球曲面(matlab program: using least-squares fitting ellipsoid surface)

数字下变频器的matlab仿真，包括基带信号的调制，然后经过混频模块、CIC模块、FIR模块最后得到基带信号的过程。很多地方都批有详细的注释，很容易理解。(Digital down converter matlab simulation, including the modulation baseband signal, and then after mixing module, CIC module, FIR module finally get baseband signal process)

高斯二维滤波器设计，以及中值滤波等一些matlab程序，方便使用。(Two-dimensional Gaussian filter design, as well as median filtering and some matlab program, easy to use.)

tabu search for resolving the problem of 8 queen in chess table.

bp pid 神经网络源程序，大家多指教 我是初学者(bp pid neural network program, everyone is a beginner enlighten me)

Dear Sir this file describe and analyse the wind turbine so it is a new approach model

完成了分数阶傅里叶变换，对学习分数阶傅里叶变换和有关变换的人有帮助(Fractional Fourier Transform ，reference for Fractional Fourier Transform)

本电子书对matlab的基本用法静心了详尽介绍，适合初学者的教程也适合研究者的参考资料(This book introduced the use of matlab)