major

QPSK调制在瑞利衰落信道的误码率性能和多重分集比较，有界面(QPSK modulation in Rayleigh fading channel the BER performance and multi-diversity compared with the interface)

该 m 文件用于生成频移键控（FSK）调制信号。可供信号处理以及通信方面的人士使用。(The m file used to generate the frequency shift keying (FSK) modulation signal that can be used for signal processing and communication.)

微波遥感中，粗糙度参数均方根高度、相关长度计算公式代码(Microwave remote sensing, the parameters of the root mean square roughness height, correlation length calculation formula of the code)

基于人工神经网络的常用数字信号调制识别，给出识别率(ann modulation recognition)

多维小波变换工具箱 V1.0 作者：陈甫 作者email: chen_fu@263.net 论坛: mathworld.yeah.net(V1.0 of multi-dimensional wavelet transform toolbox: Chen Fu of email: chen_fu@263.net Forum: mathworld.yeah.net)

基于matlab的PID控制系统仿真，包括很多算法的PID控制器，曾在国家项目中多次应用，感觉很实用。(Matlab-based simulation of PID control system, including a lot of the PID controller algorithm has projects at various occasions in the country, I feel very useful.)

说明：  low_pass_filter_design_adaptive_modulation and demodulation

Fiber Optic Telecommunication

北斗导航定位二代协议解析，包括格式及解析代码。(Compass II protocol analysis, including formatting and parsing code.)

绘制中国地图，并根据站点位置信息标注站点。(Draw a map of China, and marked according to the site location information site.)