ydn108_V5.2

本代码是基于OFDM系统的一种转换域估计算法，有整个OFDM系统及改进的信道估计算法仿真。包括LS,MMSE,LMMSE,DFT,及改进后的DCT算法。(The code is based on the OFDM system, the conversion of a domain estimation algorithm, the OFDM system and revamp the entire channel estimation algorithm for the simulation. Including the LS, MMSE, LMMSE, DFT, and DCT algorithm improved.)

D-S证据理论的MATLAB代码函数文件 根据D-S理论，可以进行模式分类，消除不确定性。并附有能量检测的D-S判断函数文件、自己论文里的代码，希望对你有用(Code function file of D-S evidence theory in MATLAB. it can accomplish mode classification and eliminate uncertainty. besides that it includes that D-S operation in energy detection technology function file. this file has been used in my thesis, holp it can help you.)

说明：  用HFSS仿真的左手材料源文件，完整，唯一。(The left-hand material source file of HFSS simulation is complete and unique.)

说明：  Turbo码编译码的matlab源代码，包括logMAP算法与SOVA算法。可设置信道SNR参数，帧长度，删余系数等。(Turbo Codes Encoding and Decoding of the matlab source code, including logMAP algorithm and SOVA algorithms. Parameters can be set to channel SNR, frame length, deleted I coefficient.)

代码为实现EM算法进行ofdm调制信号进行信道估计的仿真代码(source codes simulate the channel estimation using em algorithm)

说明：  卡尔曼滤波，对一个做匀加速直线运动的目标进行跟踪，跟踪效果较好(Kalman filtering, do a linear motion with constant acceleration target tracking, track better)

说明：  重排二次型时频分布应用例程，对信号进行频率归一化处理，时频分布和重排(Rearrangement of quadratic time-frequency distribution of the application of routine, the signal frequency normalized, time-frequency distribution and rearrangement)

认知无线电中，采用循环特征检测的频谱检测算法matlab仿真程序(Using cyclic feature detection spectrum detection algorithm)

南航张小飞的书《阵列信号处理的理论和应用》，包括原书的PDF和MATLAB代码，内容为波束形成和阵列参数估计等内容。(Southern China Zhang Xiaofei book "array signal processing theory and application", including the original book PDF and MATLAB code, content for beamforming and array parameter estimation and so on.)

说明：  协作通信中DF模式。程序中也只仿了一个中继时的编码转发协作形式。(cooperative diversity DF)