QAM

说明：  基带信号QPSK和16QAM的调制仿真，绘制误码率和误符号率的曲线(Base band signal QPSK and 16QAM modulation simulation, drawing error rate and error symbol rate curve.)

数字基带系统,运行无码间干扰数字基带传输特性及眼图的程序，观察所有的结果，对结果做出分析(Digital base-band system, running without inter-symbol interference digital base-band transmission characteristics and the eye diagram of the procedure, observe all the results of an analysis of the results)

传感信号无线数字传输系统的设计与实现.kdh(err)

说明：  对片内RAM进行读写操作，通过数据的写入和读出，对RAM的操作进行熟悉。(Read and write ram on chip, and get familiar with RAM operation through data writing and reading.)

画出13位巴克码的时域波形及其自相关函数(waveform and autocorrelation of 13 bit barker code)

采用Simulink 平台对OFDM 进行仿真，确定系统的参数，完成参数设置，构建了一个简单的OFDM通信系统。(Using Simulink platform to simulate OFDM, determine the parameters of the system, complete the parameter settings, and build a simple OFDM communication system.)

intelligent transportation system and internet of vehicles

介绍了三点垂直线阵被动定位的原理. 结合矢量水听器测得的方位角和高低角及到达 阵元间的时延差, 建立了三维坐标下的状态方程和观测方程.运用扩展卡尔曼滤波算法, 研究了该系统的目标运动分析问题. 通过蒙特卡洛模拟仿真试验, 结果表明上述方法具有较高的定位性能,有较强的使用价值. (Introduced three vertical linear array passive location principle of vector hydrophone. Combining the measured azimuth angle and pitch angle and arrival time delay difference between array elements, establish the three-dimensional coordinates of the state equation and observation equation. Using the extended Calman filter algorithm, on the target motion analysis by Monte Carlo simulation. Test, results show that the method has high positioning performance, has the strong use value.)

在光纤通讯仿真中，产生QPSK，16QAM，64QAM信号，并添加激光相位噪声和自发辐射噪声(In optical fiber communication simulation, QPSK, 16QAM, 64QAM signals are generated, and laser phase noise and spontaneous radiation noise are added.)

matlab 实现MIMO-OFDM的信道估计(Channel estimation for the implementation of MIMO-OFDM by MATLAB)