fly1

高效紧凑的高频地波雷达天线阵列设计 ( Efficient and compact HF radar antenna array design)

用经典的pca k邻域方法估计点云法向量的程序，带有matlab gui，使用matlab 2016b编译运行成功，输入点云最好为列向量的txt文件，gui中内置了点云显示模块以及生成的点云法向量显示，并且可以输出法向量到txt文件中。(The program of estimating point cloud vector with the classical PCA K neighborhood method, with Matlab GUI, uses MATLAB 2016b to compile and run successfully, the input point cloud is the best column vector TXT file, the point cloud display module and the generated point cloud vector display in GUI are built in Gui, and the normal vector can be output to the txt file.)

display heart sound and apply block framing, windowing fucntion

说明：  salam man hamid hastam in file matlab

用simulink搭建的模型参考自适应系统(use simulink)

异步电动机数量控制完整仿真模型，可以根据实际情况写该参数，达到研究者所需要的情形(The number of complete induction motor control simulation model, the parameter can be written according to the actual situation, the researchers needed to achieve the situation)

说明：  快跳频系统， 数据采用MFSK调制 ，调频程序(Fast frequency hopping systems, data MFSK modulation, FM program)

二进制相移键控(键控调制方法)，樊昌信《通信原理》内容(Binary phase shift keying (keying modulation method), Fan Changxin " Communication Theory" content)

一个数字电桥的开发程序，基于SCT12C5A60S3的程序，实际测试通过！(A digital bridge development process, based on the SCT12C5A60S3 procedures, through the actual test!)

一个按照时间抽取的基2快速傅里叶变换（基2FFT-DIT）。输入倒位序，输出自然顺序。(A time taken by the base 2 fast Fourier transform (base 2FFT-DIT). Enter the inversion sequence, the output of natural order.)