pls

对多径信道的仿真 输入码元,是一行矩阵,可以是实数也可以是复数 ％fs是输入码元的比特率 ％fd是多普勒频移 ％n_delay是多径信道的径数 ％t_delay是多径信道各径的时延时间 ％p_delay是多径信道各径的功率db值 (Of the multipath channel simulation input symbol is a line matrix, can be a real number can also be plural fs is the input symbol of the bit rate fd is the Doppler frequency shift is n_delay multipath channel diameter of a few t_delay is multipath channel time delay of the Path p_delay is multi-path channel the power of the diameter db value)

这个是对一个一维信号的Excel数据加载进matlab程序，然后进行巴特沃斯的低通滤波。(This is a one-dimensional signal of Excel data is loaded into the matlab program, and then Butterworth low-pass filtering.)

matlab仿真技术与应用实例，书中的例子，仿真的matlab的m文件。(matlab simulation technology and application examples, the book' s examples, simulation matlab m-file.)

L-M(Levenberg—Marquardt)是一种非线性最优化里面最常用的方法之一，改方法能快速而准确的逼近收敛值。本文简述了改方法的操作原理和具体运用，如可以方便的用于有约束与无约束最优化的求解。(L- M (Levenberg- Marquardt) is a kind of nonlinear optimization inside one of the most commonly used method, change method can fast and accurate approximation convergence value.This paper briefly describes the operating principle of change method and concrete application, such as easy to solve constrained and unconstrained optimization.)

matlab图像处理的几个程序 P0301：数字图像矩阵数据的显示及其傅立叶变换(Several procedures P0301 matlab image processing: digital image data matrix display and Fourier Transform)

main prog of farzone leach

uwb无线电基础代码，第八章，超宽带信道与接收机 。(based on UWB radio code, Chapter VIII, ultra-wideband channel and receiver.)

commonly used algorithm

controlled Half wave rectifier circuit with resistive load with freewheeling diode and gives positive half cycle and block negative half cycle.

document technique ansaldo