时间转换

说明：  实现了数字上变频DUC，模拟仿真了数字上变频的实现原理，仅供参考(The digital up conversion Duc is realized, and the realization principle of digital up conversion is simulated, which is only for reference)

说明：  整个仿真系统是从发射端、瑞利信道、接收端大致的过程(The entire simulation system is a rough process from the transmitter, the Rayleigh channel, and the receiver)

qpsk调制 预失真仿真程序 基于matlab开发环境( LUT predistortion matlab simulation)

仿真了高斯白噪声，并通过巴特沃夫滤波器生成高斯色噪声(The gaussian noise was simulated and the gaussian noise was generated through the butterworth filter)

一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。(OFDM： coding modulation IFFT AWGN Mode FFT ……)

6e协议中移动WiMAX的AMC方案，仿真UGS业务在不同到达率下的吞吐率，丢包率、仿真时间内总能耗、千比特能量消耗(6e protocol in mobile WiMAX AMC scheme)

随机网络学习笔记，中间有基本的随机图，规则图，以及其他图的生成代码(Random network learning notes, and there is a basic random figure, rules figure, and other graph generating code )

是无刷励磁发电机仿真模型，可以直接使用。速度审核啊斑斑(Brushless excitation generator simulation model can be used directly. Speed ​ ​ audit stained)

说明：  7. 单径瑞利信道中的两发一收STBC： (1) 分析误码率的理论性能，画出比特信噪比与误码率的关系曲线。 (2) 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，测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。(7. Two outgoing and one outgoing STBC in single-path Rayleigh channel: (1) analyze the theoretical performance of bit error rate and draw the curve of the relationship between bit SNR and bit error rate. (2) please design a specific navigation-assisted channel estimation method, Simulink simulation, measurement of BPSK modulation error rate performance.The relation curve between the bit signal-noise ratio and the mean square error of channel estimation is drawn, and the relation curve between the bit signal-noise ratio and the bit error rate is drawn.)

介绍了Turbo均衡及其应用，以及对比了几种算法的优缺点，指出了Map算法的优异性(Turbo equalization and its application, as well as comparing the advantages and disadvantages of several algorithms, pointed out that the algorithm excellence Map)