16QAM

实验串口通信，专用于电子科技大学中山学院的实验箱，有兴趣的同学可以选的下载哦(Experimental serial communication, dedicated to the electronic science and technology university of Zhongshan college of experimental box, interested students can choose to download oh)

说明：  TCM-8psk的matlab编码，打开直接运行即可使用 TCM-8psk matlab code, open and run directly(TCM-8psk matlab code, open and run directly)

说明：  ldpc编码，里面有ldpc编码，译码以及一系列的具体说明(ldpc encode,ldpc decode and so on)

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.)

用C++实现BPSK的仿真，包括信源，调制，信道，解调，计算误比特率(Using C++ implementation BPSK simulation, including source, modulation, channel, demodulator, bit error rate calculation)

说明：  通过matlab来实现带通滤波，可自由设置带通范围，滤波效率高，结果精确(Through MATLAB to achieve band-pass filtering, the band-pass range can be set freely, the filtering efficiency is high and the result is accurate)

主要研究无线通信系统中，调制信号的载波同步问题，利用锁相环技术实现同步的matlab仿真(This paper mainly studies the carrier synchronization of modulated signal in wireless communication system, and realizes the MATLAB simulation of synchronization by using phase-locked loop technology.)

关于联合信源信道编码的文章，来自IEEE，对于JSCC的研究很有参考价值(On the joint source-channel coding of the article, from IEEE, for the study of JSCC valuable)

简单的信道编码matlab仿真程序,主要是无噪声信道和高斯噪声信道下的信道仿真。(Simple channel coding matlab simulation program, the main channel is no noise and Gaussian noise channel channel simulation.)

一种轻便高效的数据格式，平台无关、语言无关、可扩展，可用于通讯协议和数据存储等领域。完整的编译工程。(A portable and efficient data format, platform-independent, language-independent, scalable, can be used in communication protocols and data storage and other fields. Complete compilation engineering.)