dfig

(1) 产生数值为±1的用户随机数据；给出Matlab下对应的模块； (2) 产生并给出64×64的Walsh矩阵，作为用户接入的扩频码； (3) 利用上述一个用户的扩频码和用户数据演示扩频过程；给出Simulink工作框图； (4) 利用FFT，计算并画出基带数据和扩频信号的频谱（在一个图中给出）； ((1) value of ± 1 generated random data users given under the corresponding Matlab module (2) generation and gives the Walsh 64 × 64 matrix, as the user access to the spreading code (3) the use of the a user' s spreading code and spread spectrum user data presentation process given work Simulink block diagram (4) the use of FFT, calculate and draw the base-band spectrum data and the spread spectrum signal (given in a diagram) )

IIR滤波器设计，分离出250hz,500hz,1000hz单频(IIR filter design, isolated 250hz, 500hz, 1000hz single frequency)

说明：  F分布的参数 随机数样本数量 随机数样本产生(F distribution parameters of random samples of a few number of samples generated random number)

土木工程领域，非线性杆系有限元matlab程序。参考书籍为普林斯顿大学教授编写的NFEM讲义。(Civil engineering, nonlinear finite element matlab program. Reference books for Princeton University professor NFEM written handouts.)

基于VSC_HVDC的直流配电网研究论文 很详细包括了MATLAB的仿真图(VSC_HVDC-based DC distribution network research papers are detailed in the simulation of MATLAB)

基于matlab的数值计算试验程序。equ_direct，equ_iter，interpolation等(based on the numerical calculation Matlab testing procedures. Equ_direct, equ_iter, interpolation, etc.)

利用matlab对bpsk和qpsk调制的仿真说明(bpsk and qpsk matlab simulation)

matlab仿真，DV-hop定位算法，最小二乘法进行定位(matlab,DV-hop Localization Algorithm,least square method)

matlab柱状图填充图案 可以实现黑白的填充(apply hatch Matlab histogram fills the pattern Black and white can be achieved by filling)

说明：  非常好的一本关于图像处理的书籍冈萨雷斯数字图像处理MATLAB版.中文版(A very good book on image processing Gonzalez Digital Image Processing MATLAB version. Chinese)