DS1643

三维FDTD程序，计算了一细直半波振子的方向图和方向性系数，考虑了细天线的处理方法。(Three-dimensional FDTD program to calculate a fine straight half-wave dipole pattern and directivity, consider the approach of fine antenna.)

有关于mimo系统的多用户检测的仿真，分别对1发4收、2发4收、3发4收、4发4收的情况进行的仿真，并给出了误码率曲线图(Mimo systems on the detection of multi-user simulation, respectively, close to 1 made 4, 2 fat, 4 close, 3 fat, 4 close, 4 fat, 4 close to the situation of the simulation, and gives a bit error rate curves)

matlab 时频分析工具, 好用的，方便的，实用的。(matlab time-frequency analysis tool, useful, convenient and practical.)

哎！这个程序应该可以用，在别的网站上下了，如果需要的话，自己修改！(Hey! This procedure should be used in other sites up and down, if necessary, make changes to!)

MATLAB实验教程，包含通信方向的所有基础实验：矩阵运算，图形显示，调制解调，误码率分析以及功率谱密度编写和实现。(MATLAB experiment course, including communication of the direction of all the base experiment: matrix computation, graphs, demodulation, ber analysis and power spectral density to write and realized. )

circular convolution and some matlab codes

shuffled complex evolution method (function)

交错网格声波方程正演模拟，PML吸收边界，比较适合刚刚接触的学者。交错网格有限差分地震波场计算，二维的声波正演，利用空间10阶，时间2阶。(The CalCulation of the SeismiC Wave一 fieldwith Staggered-grid Finite difference Sheme)

It is very imoprtant I hope it could help you

说明：  m序列发生器及其自相关 m序列构成的信号(矩形脉冲） m序列sinc成形信号的自相关(m-sequence generator and its associated m-sequences formed from the signal (rectangular pulse) m sinc sequence forming signal autocorrelation)