csd_of_communication_signals

For speckle reduction .

在matlab环境下，使用PQ分解法进行的电力系统潮流计算程序。(In the matlab environment, using PQ decomposition method for power flow calculation program.)

OFDM系统，有（2，1，7）卷积码编码，分组交织，viterbi译码(OFDM system, there are (2,1,7) convolutional code encoding, packet intertwined, viterbi decoding)

说明：  高通滤波的matlab程序的实现代码matlab程序(High-pass filter matlab program implementation code)

说明：  例题全部代码.薛定宇,陈阳泉.高等应用数学问题的Matlab求解.(All the code examples. Xue Dingyu, Chen Yangquan. MATLAB to solve advanced applied mathematical problems.)

“离散傅里叶变换的MATLAB实现”一节里介绍的方法，编写MATLAB函数分别用来计算有限序列的DFT和IDFT 掌握序列DFT的分析方法(" MATLAB implementation of Discrete Fourier Transform," a description of the method in the preparation of MATLAB functions were used to calculate a finite sequence of DFT and IDFT master sequence analysis of DFT methods)

锁相环通信系统仿真 包括预处理，仿真引擎，以及后处理(PLL communication system simulation including pre-processing, simulation engines, and post-processing)

apf的谐波检测 利用瞬时无功理论搭建开环和闭环检测环节的simulink仿真(Simulink simulation of harmonic detection of APF theory to build the open-loop and closed-loop detection process using instantaneous reactive power)

灰色模型算法，通过改进之后，考虑了之后的误差处理，减少了因为数据变化太大而引起的预测不准确的现象。(Gray model algorithm, improvements, after taking into account the error handling, reduced because the data has changed so much caused by inaccurate forecasts phenomenon.)

这是一个关于最优速度模型的交通流模型，程序详细，有注释(This is a model of traffic flow on the optimal velocity model, program details, notes)