FRF_measurement

psk,fsk等调制的基于matlab仿真,由仿真结果看出其性能的差别(psk, fsk modulation, such as matlab-based simulation, the simulation results that the performance difference)

This is the matlab model of Boost converter supplied with Rectified ac source

应用matlab实现数值积分，这是一些基本的源程序，可以根据需要进行调用，对于求解线性、非线性动力学问题来说是最基本的程序(this is some mod about math)

theory of all matlab codes for basic leaners

说明：  用级数PI/4 = 1 -1/3 + 1/5 -1/7+…求PI的近似值，要求取前1000项来计算。(With a series PI/4 = 1-1/3+ 1/5-1/7+ ... seeking an approximation of PI, demanded before the 1000 data.)

说明：  matlab与Vrep之间通信，实现联合仿真(Matlab simulation of trajectory planning robot realizes trajectory planning, trajectory tracking control and other functions)

简单实用的矩阵束测到达时间（TOA），仿真过程包括：频域信道的仿真，矩阵束计算过程。(simple matrix pencil for TOA,including frenquency domain channel simulation and the algrithm of matrix pencil.)

灰色预测模型 matlab 记得保存为gm1(Grey prediction model matlab remember to save as gm1)

Low density parity check matrix(Description A program written for generating LDPC matrix in the as pattern as discussed in the research paper , " Time varying periodic convolutional codes with low density parity check matrix" by Alberto jiménez Felströ m and Kamil Sh. zigangirov IEEE Transaction on information theory vol 45 no 6 sept 1999. pages 2181-2191)

双门限法,双门限法的改进和推广,相关法的端点检测,方差法的语音端点检测,谱距离法的端点检测，谱熵在端点检测中的应用(Double threshold method, double threshold method improvement and promotion, endpoint detection correlation method, endpoint detection variance method, the endpoint detection spectral distance method, the Spectrum Entropy in the endpoint detection)