problem1

使用小波技术对图像进行压缩和解压过程，并且通过模拟信道测试计算其PSNR，通过Matlab2009a测试。(Using wavelet methods compress and decompress the image, and testing through analog channels to calculate the PSNR, by Matlab2009a test.)

说明：  matlab信道模型，码间干扰的模型，直观显示码间干扰对信号的一个影响。(Matlab channel model, the inter-symbol interference model shows the inter-symbol interference signal a right impact.)

Capon波束形成，应用于雷达，通信领域(Capon beamforming)

ofdm的仿真，对仿真过程中的各个环节的信号进行频谱分析(ofdm simulation, the simulation of all aspects of the signal spectrum analysis)

适合初学小波变换的同学，小程序演示了怎样显示小波各级各频段(show the frequency of wavelet)

说明：  三相桥式整流电路，完美运行，导通角a=30度(Three phase bridge rectifier circuit, perfect operation, conduction angle a = 30 degrees)

radiation pattern of a dipole

采用MR阻尼半主动振动控制的matlab仿真程序(THESE ARE MATALB SIMULATIONS FOR STRUCTURAL VIBRATION CONTROL SYSTEM USING MR DAMPER WITH SEMI ACTIVE CONTROL ALGORITHMS.)

功能：对矩阵A的左上角的m阶对角块作QR变换：先用Givens变换作QR分解A=QR， 再作相似变换A:=Q AQ=RQ. 输入: n阶HessenbergA，其中A(m+1,m)=0,m>2. 输出: 变换后的Hessenberg形矩阵A. 2 用基本QR算法求实方阵的全部特征值.(Function: the upper left corner of the matrix A, diagonal blocks of order m to QR transformation: first, to make QR decomposition using Givens transformations A = QR, re-similarity transformation A: = Q' AQ = RQ. Input: n-order HessenbergA, where A (m+1, m) = 0, m> 2. Output: transformed Hessenberg form matrix A. 2 matrix with the basic QR algorithm for all the characteristics of the value of truth-seeking.)

UC3854功能图，引脚图，各项参数图，以及元器件的选取。(hardware and software of UC3854)