GM_1_1

通信实验中BPSK,QPSK,2FSK,16QAM调制解调仿真代码，实现调制解调和星座图的观察.(Communication experiments BPSK, QPSK, 2FSK, 16QAM modulation and demodulation simulation code that implements the modem and observation constellation.)

生成一个采样频率2000，由50Hz、120Hz、200Hz正弦信号以及噪声信号组成的数字信号，滤掉150Hz>f>100Hz的频率，计算并显示滤波前后的原始数据波形以及功率谱密度。(A sampling frequency of 2000, a digital signal composed of 50Hz, 120Hz, 200Hz sine and noise signals, is generated to filter out the frequency of 150Hz>f>100Hz and to calculate and display the original data waveforms and the power spectral density before and after the filtering.)

完整的幅相调制信号可k阶非线性功率谱分析(Complete amplitude and phase modulated signal can be k-order nonlinear power spectrum analysis)

这是一个求一图像的阀值N取各值所对应的水平线的叠加 ，即水平集的源代码(This is an image for a threshold N check the value of the corresponding horizontal stacking, that is the source code level set)

matlab仿真三维物点的透视投影成像 有程序的很好的(matlab simulation of three-dimensional object point perspective projection imaging are very good procedures)

多载波调制解调 串并变换 快速傅里叶变换(String of multi-carrier modulation and demodulation and fast Fourier transform transform)

这是MATLAB小型的。下下去看看嘛，活血对你以后的学习有帮助(This is a small MATLAB. To see them go under, Huoxue after learning of your help)

均匀圆阵仿真:m=8 阵元数 azimuth=[-55 0 40] 方位角 p=length(azimuth) 信号源个数 snap=1000 最大快拍数 drl=0.5 圆阵半径与波长之比 snr=15 信噪比dB 流程：1、构造信号2、构造噪声阵列流型矩阵3、观测信号4、观测信号协方差矩阵5、求解特征值与特征向量6、显示图谱。(The uniform circular array simulation: m = 8 element azimuth = [-55 0 40] azimuth p = length (azimuth) number of source snap = 1000 maximum number of snapshots drl = 0.5 ratio of the radius of the circular array wavelength snr = 15 SNR dB process: 1, constructed signal structure noise array manifold matrix 3, the observed signals observed signals covariance matrix 5 eigenvalue and eigenvector 6, display the map.)

功率谱密度相关方法的MATLAB实现代码，包含基础讲解和算例代码(Power spectral density related methods of MATLAB code, including basic explanation and example code)

说明：  matlab中一些重要的课件和资料，比较有用啊！(matlab courseware and some important information, more useful ah!)