guangfuwendu

说明：  用MC方法来求pi 正方形与圆形的面积比 最简单的方法(MC method with the easiest way to find pi)

1． 了解FIR滤波器的原理及使用方法。2． 了解使用Matlab语言设计FIR滤波器的方法。了解DSP对FIR滤波器的设计及编程方法。(1.familiar with FIR. 2.familiar with using matlab design FIR 3.familiar with DSP program for FIR)

控制excle 生成控制cpn的编码； (Control excle generate control cpn encoding )

说明：  数值模拟三能级原子系统的稳态EIT现象，能修改各项参数对吸收项，相干项，粒子数布局的影响(Numerical simulation of steady-state EIT phenomena in a three-level system)

（1） 熟悉连续信号经理想采样前后的频谱变化关系，加深对时域采样定理的理解． （2） 熟悉时域离散系统的时域特性 （3） 利用卷积方法观察分析系统的时域特性． （4） 掌握序列傅立叶变换的计算机实现方法，利用序列的傅立叶变换对连续信号，离散信号及系统响应进行频域分析． ((1) familiar with the continuous signal to the manager before and after the sampling of the spectrum changes relations and deepen the time-domain sampling theorem understanding. (2) familiar with the time-domain system discrete time-domain (3) using deconvolution method of analysis in time domain characteristics. (4) master sequence Fourier Transform computer, using the Fourier transform sequence of continuous signals, Discrete signal system response and frequency domain analysis.)

MSE mean square error of Two Digital Images

基于Alamouti的空频编码发射信号，接收端的解码算法改进成最大比合并+串行干扰抵消算法。(Alamouti space-frequency coding based transmit signal, the receiver decoding algorithm to improve maximal ratio combining+ serial interference cancellation algorithms.)

DIGITAL CHAOTIC COMMUNICATIONS IT USE CHAOTIC SIGNALS AS A CARRIER

distributed system in matlab

自己写的频率谱细化程序，应用了两种方法实现，经过测试效果不错，拿来和大家分享。(there are two programs that make the Zoom_fft come true.)