LDPC-encode

对连续的单一频率离散序列 ，即k=8。 按采样频率 采样，截取长度N分别选N =20和N =16，观察其DFT结果的幅度谱。 (Discrete to continuous sequence of single frequency, ie k = 8. According to the sampling frequency sampling, truncation length N = 20 N, respectively, and selected N = 16, observed the results of its DFT magnitude spectrum.)

说明：  用Matlab写成的状态估计程序，含有IEEE14和IEEE30测试网络的测试运算(State Estimation based on Matlab)

Matlab code to calculate LC load response using simulink

it is the project based on hspda coding

实现脉冲消隐以在通信系统去除较大干扰,保证误码率性能(Realization of pulse blanking to remove larger interference in communication system, guaranting the bit error rate performance)

kaiser窗函数实现的数字高通，低通和带通滤波器。(kaiser window function to achieve the digital high pass, low pass and band-pass filter.)

在详细介绍各种命令的同时,向读者介绍了MATLAB在高等数学,线性代数,图形图像处理等方面的应用和外部接口.(In detail the various commands at the same time, introduced to readers MATLAB in higher mathematics, linear algebra, graphics, image processing and other applications and external interfaces.)

说明：  在机车车辆动力学中，用matlab获得轮轨接触点(get the contact point of wheel and rail )

语音信号的数字水印技术，比较全，可以完成音频文件的水印嵌入和提取(Digital watermarking technology based on matlab program )

线性调频信号脉冲压缩仿真程序，输出目标一维距离像(a simulation of LFM pulse compression , A high resolution range profile will be obtained)