TWT

说明：  对离散数字信号实现QPSK调制，输出调制后的信号(Implementation of discrete digital signals QPSK modulation, the modulated signal output)

基于Matlab编写的语音端点检测程序，比较基础，希望可以帮到需要的人(prepared based on Matlab voice endpoint detection procedures, a comparable basis, the desire to help people in need)

自己根据网上已有程序改写的(127,115)RS编码，有详细的注释及对FPGA实现算法的改写(参考try123.m)，希望可以让大家少走弯路~~~((127,115) rs encoder/decorder with detailed annotations.)

说明：  ofdm源代码，根据ofdm基本原理框图设计的比较简单的源代码。(ofdm)

通过Matlab求出连续时间信号的傅立叶变换及编程绘制各种连续时间信号系统的时域波行，幅度谱以及相位谱(Fourier transform of continuous-time signal obtained through Matlab and programming time domain wave line to draw a variety of continuous-time signal system , the amplitude spectrum and phase spectrum )

模拟2个独立窄带信号分别以20°，60°的方向入射到均匀线阵上，信号间互不相关，与噪声相互独立，噪声为理想高斯白噪声，阵元间距为入射信号波长的1／2，信噪比为20dB，阵元数为10，采样快拍次数为200。(Simulate two independent narrowband signals in the direction of 20 °, 60 ° of the incident on the ULA, among signal unrelated, independent noise, the noise is ideal Gaussian white noise, the array element spacing of the incident signal wavelength of 1/2, the signal to noise ratio is 20dB, the array element number 10, the sampling frequency of 200 snapshots.)

13 convolutional encoder

求信号频谱的源程序，使用傅里叶变换使得减低噪声的源程序。(qiu xin hao pin pu de yuan cheng xu,li yong fu li ye bianhuan jiandi zaosheng)

生物模型数值仿真，预测种群数量大小，模拟平衡态的稳定性(Numerical simulation of the biological model, to predict the size of the population, to simulate the stability of the equilibrium)

此文档为word文档，给出了F-score的数学计算公式，并将公式用MATLAB写成程序(This document is a word document, gives the F-score mathematical formulation, and the MATLAB program of computing F-score.)