group-disprision-calculation

通信原理实验中数字调制的二进制绝对相位调制(Communication theory of binary digital modulation experiments, the absolute phase modulation)

主要是基于mtlab的程序，基于多相结构的信道化接收机，分数阶傅里叶变换计算方面。( Mainly based on the mtlab procedures, Channelized receiver based on multi-phase structure, Fractional Fourier transform computing.)

说明：  图像降维方法pca和kpca的matlab程序(Image dimensional reduction pca and kpca the matlab program)

AM与FM调制仿真程序，供大家参考！希望对大家学习有用！(AM and FM modulation simulation program, for your reference! We hope to learn useful!)

omnet++4.0实现的WSN中Leach算法，可以运行(Leach algorithm in WSN omnet++ 4.0 to achieve, you can run)

一个OFDM符号128个有效符号，插入128个虚拟子载波 符号率（即有效数据率）fsymbol，而发送速率（需要包括虚拟子载波）2fsymbol 输入的数据需要2倍的发送数据率，以便进行内插，实现位定时跟踪，即4倍fsymbol采样率的调制信号 OFDM symbol Nfft=128 points 一个OFDM符号数据点 Nfft*2 = 256 ， Guard Interval点 ＝Ng*2=64 (128 of an OFDM symbol of a valid symbol 128 inserted virtual sub-carrier Symbol rate (the effective data rate) fsymbol sending rate (including virtual subcarriers) 2fsymbol Of the input data needs to be 2 times the transmission data rate, in order to carry out the interpolation, to achieve the bit timing tracking, i.e. four times the sampling rate modulation signal fsymbol OFDM symbol Nfft = 128 points One OFDM symbol data points nfft* 2 = 256, the Guard Interval dot = Ng* 2 = 64)

书籍《多传感器数据融合》P44页算法的具体实现，可用于目标跟踪、卫星定位的仿真程序。(Books, multi-sensor data fusion P44-page concrete realization of algorithm can be used for target tracking, satellite positioning the simulation program.)

时域信号分析，用MATLAB实现观察仿真，可以看到时域信号频域信号的区别(Laboratory Exercise 1 DISCRETE-TIME SIGNALS: TIME-DOMAIN REPRESENTATION )

gslx680 rockchip 源码 兼容gsl1680,gsl1680E，gsl2680.gsl2682,gsl3680,gsl3680B,gsl3670(gslx680 rockchip source)

PDE processes for Heat flux