signal_and_system

using matlab to draw antenna beam pattern

说明：  借助MATLAB实现高通数字滤波器的设计(Using MATLAB to achieve high-pass digital filter design)

基于边界元与有限元耦合的地震动模拟程序。能简单有效的解决地震作用下地表位移反应问题(Based on boundary element and finite element coupled to ground motion simulation program. Can be simple and effective solution surface displacement response under earthquake problem)

Distribution system provides a final link between the high voltage transmission system and the consumers.To improve the overall efficiency of power system, the performance of distribution system must be improved. An important method of controlling bus voltage is by shunt capacitor banks at the buses at both transmission and distribution levels along lines or substation and loads

说明：  基于MATLAB/SIMULINK的PMSM仿真与实现(PMSM)

说明：  基于模数运算的数字水印算法的matlab源代码(Modular arithmetic based on digital watermarking algorithm matlab source code)

信号的循环卷积，离散傅里叶变换，产生理想低通滤波器h(n)的函数(Signal of the circular convolution, discrete Fourier transform, resulting in an ideal low-pass filter h (n) function)

说明：  基于matlab,对图片嵌入水印而不被人感知(Based on matlab, embedded watermark on the image and not be perceived)

大地电磁一维正反演MATLAB程序 大地电磁一维正反演MATLAB程序(One-dimensional magnetotelluric modeling and inversion MATLAB program)

三维Hilbert曲线绘制,能在三维空间中绘制出Hilbert曲线(Hibert curver in three dimensions)