Ultrasonic_beam_structure

this is a source code about leach

基于PCNN的数字图像噪声滤除算法,可以在matlab平台上进行仿真实验，效果较好。(Filtered algorithm based on digital image noise PCNN)

利用matlab编写的获取单应矩阵的源程序，可用于计算机视觉图像配准等程序中。(Get prepared using matlab homography of the source, can be used for computer vision, image registration and other procedures.)

说明：  频率偏差估计由信道参数估计和频率偏差估计两部分组成 环路滤波器设计(Frequency offset is estimated by the channel parameter estimation and frequency offset is estimated that two-part loop filter design)

Cell Center users Interference calculation

数学建模2008年D题.该文件是2008年全国研究生数学建模D题的求解软件包。(Mathematical Modeling 2008 D. This document is the solving package of 2008 National Graduate D mathematical modeling problem.)

Recursive least squares with noise

此文件为MATLAB的M文件，功能是通过Jcobi迭代法求相应精度和迭代次数限制的线性方程组。(This file MATLAB M-files, the demand function is through Jcobi iterative method of linear equations corresponding precision and limit the number of iterations.)

利用TENT混沌信号进行调制的混沌通信DCSK，调制与解调系统(TENT chaotic signal is modulated chaotic communication DCSK, modulation and demodulation system)

直序扩频通信系统仿真实例,信源为数字信号信道信噪比为10dB的直扩通信系统仿真实验simulik文件(Direct sequence spread spectrum communication system simulation example, the source for digital signal channel SNR for 10 db of spread spectrum communication system simulation simulik file)