STFT

说明：  仿真流程：雷达目标回波、高放、混频、中放、相干检波、模数转换、脉冲压缩、MTI、积累、CFAR等模块的MATLAB仿真。还产生了十种随机分布的数！(Simulation process: RADAR target echo, high amplifier, mixing frequency, medium amplifier, coherent detection, analog to digital conversion, pulse compression, MTI, accumulation, CFAR and other modules of MATLAB simulation.And ten randomly distributed Numbers!)

说明：  用matlab进行仿真，此为合成毫米波雷达前视成像仿真实例，可进行仿真模拟 毫米波前视成像实例(Millimeter wave forward looking imaging example)

说明：  MVDR算法仿真，算法原理，仿真图，毕设(array singnal processing MVDR)

说明：  各种离散编码的雷达波形，包括巴克码、四相编码、八相编码、伪随机编码……(Radar waveforms of various discrete codes, including Barker code, four phase code, eight phase code, pseudo-random code)

说明：  雷达系统设计课程大作业代码，其中包括脉冲压缩技术，雷达测距技术，加窗函数，时域匹配滤波器，频域匹配滤波器。亲测可用！(Radar system design course big assignment code, including pulse compression technology, radar ranging technology, windowing function, time domain matching filter, frequency domain matching filter. Personal test available!)

说明：  对16 单元半波间距等距线阵，目标方向为0 度，三个干扰信号分别从10 度，15 度，-30 度入射。设置不同的信噪比、干噪比，编程实现MVDR 算法(For a 16-element half-wave spacing equidistant linear array, the target direction is 0 degrees, and the three interference signals are from 10 degrees, 15 Degrees, -30 degrees incident. Set different signal-to-noise ratio and interference-to-noise ratio, and program to realize MVDR algorithm)

说明：  对二阶AR模型，仿真产生数据，估计自相关矩阵R ，并和真实值对比，比较不同步长和遗忘因子对仿真结果的影响(For the second-order AR model, the simulation generates data, estimates the autocorrelation matrix R, and compares it with the real value, comparing the effect of the unsynchronized length and forgetting factor on the simulation results)

说明：  详细阐述了FMCW 雷达各个模块的设计原理和代码资源(The design of each module of FMCW radar system and matlab code simulation are described in detail)

说明：  雷达原始信号，通过设计的汉宁窗滤波器+STFT得到瞬时频率以及滤波后的呼吸心跳的波形图显示(The original radar signal is obtained by Hanning window filter + STFT to obtain the instantaneous frequency and the waveform of the filtered breath and heartbeat)

说明：  阵列信号处理、常规波束形成 仿真图 算法原理(CBF Array signal processing)