大作业

MIMO的MATLAB的无线通信仿真模型：3GPPP推荐模型SCM ，经测试可直接使用。 (Of MIMO wireless communication of MATLAB simulation model: 3GPPP recommended model for SCM, has been tested and can be used directly.)

无线网络中分集合并，包含原理，流程图，仿真图，源代码(Cooperative Diversity in Wireless Networks)

ofdm仿真程序有关信道传输中的多径效应，多普勒频移，时延扩展(OFDM simulation program on the transmission channel of multi-path effects, Doppler frequency shift, delay spread)

说明：  5. 在三条径的瑞利信道中，对于直接序列扩频： (1) 请设计DS-CDMA一种具体的码分导引辅助的信道估计方法，接收机分别采用等均益合并、最大比合并。用Simulink进行仿真，画出比特信噪比与信道估计均方误差的关系曲线和比特信噪比与误码率的关系曲线。 (2) 设频率已经同步，请设计DS-CDMA一种具体的单停顿滑动相关时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已经同步，请设计DS-CDMA一种具体的频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线。(5. In three-path Rayleigh channel, for direct sequence spread spectrum: (1) please design a specific code division navigation aided channel estimation method for ds-cdma, and adopt equal-beneficial combination and maximum ratio combination for receivers respectively.Simulink is used to simulate and draw the relationship curve between bit SNR and channel estimation mean square error and the relationship curve between bit SNR and bit error rate. (2) assuming that the frequency has been synchronized, please design a specific single-stop sliding correlation time synchronization method ds-cdma, Simulink simulation, draw the relationship between the bit SNR and the acquisition probability curve. (3) if the time has been synchronized, please design a specific frequency synchronization method ds-cdma, Simulink simulation, draw the relationship between the bit SNR and frequency synchronization error curve.)

VC （MODBUS协议）上位机程序VC （MODBUS协议）上位机程序(VC （MODBUS）)

这是一个在MATLAB环境下，UWB源码，很有参考价值(This is a MATLAB environment, UWB source, useful reference)

说明：  基于电能计量芯片HLW8012的应用研究(Research on the application of power metering chip hlw8012 research on the application)

MIMO入门教程，适合初学者学习，内容详细，可精读学习。(Practical Guide to the MIMO Radio Channel with MATLAB)

wcdma 编码扩频调制过程。。。。。。。。。。。。。。。。。。(wcdma coded spread-spectrum modulation process )

截获接收机采用时频分析进行跳频通信的参数估计程序(Intercepting the parameter estimation procedure of the receiver for time-frequency analysis for frequency hopping communication)