chengcifenxi

基于边界元与有限元耦合的地震动模拟程序。能简单有效的解决地震作用下地表位移反应问题(Based on boundary element and finite element coupled to ground motion simulation program. Can be simple and effective solution surface displacement response under earthquake problem)

CAPABILITY OF STATCOM AND SSSC DAMPING CONTROL TO IMPROVE POWER SYSTEM OSCILLATION STABILITY

这是Simulink关于模拟调幅的模型。希望对初学者有用。(This film is based on Simulink simulation model of amplitude modulation. Hope useful for beginners. )

利用MATLAB实现2ASK信号的调制解调，其中振幅键控信号随机产生。(Using MATLAB realize modem 2ASK signal, wherein the amplitude shift keying signal is generated randomly.)

***************CPM modulation***************** 关联长度为L=3 连续相位调制 by yyf 2010.11.12 ***************CPM modulation*****************( ***************CPM modulation***************** 关联长度为L=3 连续相位调制 by yyf 2010.11.12 ***************CPM modulation*****************)

lfm chirp dechirp demo of chirp signal

外文资料里面的源代码，三相光伏逆变并网的仿真，基于SVPWM的三电平逆变的matlab仿真。( Foreign materials inside the source code, Three-phase photovoltaic inverter and network simulation, Based on SVPWM three-level inverter matlab simulation.)

船舶运动模拟，需要的赶紧下，过期不候，很实用，ＯＤＥ求解ＯＤＥ(Ship motion simulation, need hurry, without waiting, very practical, ODE solver ODE)

用了描述载波跟踪的小程序，学习接收机的同学都知道把(Describing the carrier tracking with a small program, students learn the receiver knows the)

直接序列扩频利用与信息无关的伪随机码，以调制方法将已调制信号的频谱宽度扩展得比原调制信号的带宽宽得多的过程。(Direct sequence spread spectrum has nothing to do with the information of pseudo-random code modulated signal spectrum width modulation method will be extended than the original modulation signal bandwidth is much wider process. )