PWMzhengliu

说明：  气球式提示栏当运行有错误或者有错误时会出现气球提示栏卡通化的设计(Balloon tips column when running error or an error occurs when the balloon cartoon prompted the design of column)

non linear B spline curve fitting

通信信号处理需要的基本数学知识，包括线性代数、线性子空间、离散时间信号、Z变换、线性系统、统计特性等等。(digital signal processing in commnication system require some mathematical prelinaries including linear algebra,Z transform, linear system and stochastic process.)

matlab fiancial toolbox

该代码可是先matlab音乐键盘仿真，对应按键可在键盘上的按键找到(The code can be realized matlab music keyboard simulation, corresponding to the sound of keys can find on the keyboard keys )

make your music player

本程序为无线通信中ofdm的一个仿真代码，采用qpsk的调制方式，适合初级学生学习。(This program is a simulation code ofdm wireless communications, using qpsk modulation, suitable for primary students.)

demonstration of chirp signals

Example DexExpress Gricontrol

利用最小方差方法估计复正弦加白噪声得平稳信号的功率谱(After using the method of minimum variance estimate sine smooth white noise to the signal power spectrum)