find_ionodelay

这段程序是相干光通信系统的仿真机，可以用matlab来仿真相干光通信系统，具体的参数可以在代码里面自行修改。(This program is a simulation machine for coherent optical communication systems. Matlab can be used to simulate a coherent optical communication system. The specific parameters can be modified in the code.)

说明：  用matlab编写的遗传算法代码，可以实现数据集模型的训练(The genetic algorithm programed by MATLAB)

通信物理层处理，包括发射机和接收机，内容有前导处理，信道估计，信道编解码，BPSK、QPSK和8PSK调制与解调等。(Communication the physical treatment, including the transmitter and receiver, the content is leading processing, channel estimation, channel decoding, BPSK QPSK and eight PSK modulation and demodulation, etc )

说明：  gps定位程序源代码，参考文献为：An Algebraic Solution of the GPS Equations(gps positioning source code, references to: An Algebraic Solution of the GPS Equations)

matlab下的语音信号处理，比较基础，书里面有一些源程序，很有用，希望大家喜欢(matlab voice signal processing, the basis of comparison, the book which has some source code, very useful, I hope you like)

说明：  The reference communication system for Orthogonal Time Frequency Space modulation

故障行波提取 相模变换 小波模极大值的求取 适用于输电线路故障测距(Fault Traveling Wave Extraction Phase Modulus Transform Wavelet Modulus Maximum)

说明：  搭建单相dc-ac电力电子变换器，控制策略采用SPWM调制(dc-ac controlled by spwm)

说明：  qpsk信号插入导频，使用升余弦滤波器，利用导频估计信道，在simulink中仿真(inset pilot in QPSK signal, use square root raised cosine filters in simulink)

计算多重分形非趋势波动分析matlab程序,图像的光流法计算的matlab程序,ldpc码的编解码实现。( Calculation multifractal detrended fluctuation analysis matlab program, Image optical flow calculation matlab program, Codec ldpc code implementatio.)