ButterworthLP

lear N = 10^5 EB_NO = [-1:30] liu1 = zeros(1,N) liu2 = zeros(1,N) for ii = 1:length(EB_NO) m= (2*(rand(1,N)>0.5)-1) + j*(2*(rand(1,N)>0.5)-1) s = (1/sqrt(2))*m normalization of energy to 1 n = 1/sqrt(2)*[randn(1,N) + j*randn(1,N)]

利用mcra的方法对噪声功率谱估计达到语音增强的目的(estimate the spectrum of the noise in order to enhance the SNR of the speech)

This is a file of matlab code.

8 puzzle 程序, 采用 matlab 编程(8 puzzle)

下垂控制，两个微电源，孤岛运行和并网运行(droop control，two DG )

相控阵设计中，用于阵列综合的程序，GUI，波束扫描等，滤波器设计等，(Phased array design, beam scanning, filter design, etc.,)

仿真分析在格雷码和QAM调制下的SNR与BER关系(analyze gray code and QAM moudulation about SNR and BER relationship)

说明：  关于OFDM仿真的完整代码，包括发送机接收机各个环节。(The complete code about OFDM simulation, including emitter receiver each link. )

升压型boost电路simulink仿真分析源程序，220输入，400V直流输出(Boost boost circuit simulation simulink source, enter 220, 400V DC output)

一个自己写的节点导纳矩阵生成程序，不同的小程序完成不同的功能(A self - written node admittance matrix generation procedures)