antenna_selection_massive_MIMO-master (1)

说明：  turbo均衡 ，用于多径信道提升性能，map、SISO算法，PSK和QAM调制(Turbo Equalization, for multipath channel to improve performance, map, SISO algorithm, PSK and QAM modulation)

通过2FSK通信系统综合设计实验，加强对2FSK调制器与解调器的通信技术电路理解，学会查寻资料、方案比较，以及设计计算环节。学会对所学基本理论知识的综合运用；掌握使用Multisim软件的操作方法(Through the comprehensive design experiment of 2FSK communication system, we need to enhance the understanding of the communication technology of 2FSK modulator and demodulator, learn to search for data, compare schemes, and design calculation links. Learn the comprehensive application of basic theoretical knowledge and master the operation method of using Multisim software)

采用labview编写的I2C通信程序，几乎可以通用的喔(prepared by the I2C communications procedures, almost generic oh)

6678的网口程序 已经调试成功了 适用于6678开发板(6678 NDK net project GE ndk me let net project GE ndk me let project GE ndk me let)

uwb_ppm_bpsk的源码,可以由此学习UWB的调制解调方式,对研究UWB有很大帮助(uwb_ppm_bpsk source code, which can study the UWB modulation and demodulation, UWB research will be of great help)

文件中包括括了Multipath fading Channel和RAleigh Fading Channel 的MATLAB实现方式，程序可以直接运行(Documents, including including a Multipath fading Channel and RAleigh Fading Channel implementations of MATLAB, the program can be directly run)

说明：  6. 在三条径的瑞利信道中，对于OFDM： (1) 请设计一种具体的导引辅助的信道估计方法，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) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，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。(6. In the three-path Rayleigh channel, for OFDM: (1) please design a specific navigation-assisted channel estimation method and use Simulink for simulation.The relation curves of bit signal-noise ratio and channel estimation mean square error and the relation curves of bit signal-noise ratio and bit error rate are drawn. (2) if the frequency has been synchronized, please design a specific method of time synchronization using cyclic prefix in OFDM. Simulink is used for simulation to draw the relationship curve between bit-snr and acquisition probability. (3) if time has been synchronized, please design a specific method of frequency synchronization using cyclic prefix in OFDM. Simulink is used for simulation to draw the relationship curve between bit signal-to-noise ratio and frequency synchronization error.)

基于matlab的QPSK通讯系统误码率、误比特率和星座图的仿真(Simulation based on Matlab QPSK communication system bit error rate, BER, and constellation)

本程序是将串口实时接收到的数据，然后将数据进行曲线绘制。(The data received by serial port is plotted in real time.)

说明：  用于FDD网络的D2D联合资源分配，matlab仿真程序。(D2D joint resource allocation for FDD network, matlab simulation program.)