Untitled2-(2)

基本模拟调制及其功率谱密度函数，有图的仿真结果，可以比较直观的进行理解(The basic analog modulation and power spectrum density function, a simulation results, can be more intuitive to understand)

This a a sphere decoding function. It has low complexity.

通信理论分析中，产生Nakagami-m 变量的随机数，并与理论PDF和CDF比较，以及第N个最大的Nakagami-m变量的仿真与理论PDFCDF的验证(he random numbers that produce the Nakagami-m variables are compared with the theoretical PDF and CDF, and the Nth Max and PDF/CDF of the largest Nakagami-m variables are verified by simulation and theory.)

1、利用自相关法找出含有大量数据的周期信号的周期 2、利用互相关对齐含有大量数据的多路采样信号以便分析 3、使用分段平滑经过求导后的含有干扰的图像曲线(1, using the autocorrelation method contains large amounts of data to identify the period of the periodic signal 2, using the cross-correlation contains a large amount of data aligned with the sampling signal for the multiplexed analysis, the use of segmented through derivative after smoothing with interference by the image curve)

通信系统的仿真,卷积码是纠错码的一种,可以用于数字电视,手机等通信领域,本例子给出了基于matlab的程序，卷积码BPSK调制。(Simulation of communication systems, convolutional code is an error-correcting code can be used for digital television, mobile phones and other communications, the examples given based on the matlab program convolution code BPSK modulation.)

Addition and subtraction of signals matlab code

A major issue in computer network is to prevent important information being disclosed to illegal user.

6阶多项式瓦格纳威利分布的源代码，实现良好的时频聚集性和精确的时频峰估计(6-order polynomial distribution of the source code of Willie Wagner, to achieve good time-frequency clustering and accurate estimates of time-frequency peak)

关于MIMO中编码技术及天线选择的相关问题的研究(Issues related to coding and antenna selection in MIMO systems)

计算电磁学 三维廖氏吸收边界程序 采用MATLAB编写(Lio calculate the three-dimensional electromagnetic absorbing boundary program written using MATLAB)