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MPSK系统matlab编码程序的代码适用于8psk(MPSK system code matlab coding for 8PSK)

心电信号QRS波的R波检测，用了阈值的方法，自适应修改阈值，域加窗定位R波幅度(QRS wave of ECG R-wave detection, using a threshold approach, adaptive modification threshold, domain windowed positioning R-wave amplitude)

基于fdtd算法下，利用matlab编程创建问题空间中目标的几何形状的源代码(Based on FDTD algorithm, use matlab to create goals in the problem space geometry of the source code)

按照用户输入的压缩率，完成对灰度图的压缩(Compression ratio in accordance with user input to complete the compression of grayscale)

基于matlab的正弦波波形显示仿真源代码(sinusoidal waveform simulation shows the source code)

绘制带通滤波器的图形 坐标的变换,低通到高通，带通，带阻(Band-pass filter rendering graphics coordinates transform, low pass to high pass, band-pass, band-stop)

说明：  PAM调制，实现模拟信号的数字抽样，能够启发matlab初学者的编程(PAM modulation, realize simulation signal digital sampling )

MATLAB的M文件编译成dll文件供VC6调用(VC6 Debug the dll folder from the MATLAB S m-file)

时变信道的频率选择性和时变性。系统的输入是一个BPSK信号。系统的时变特性使BPSK信号作为时间的函数，发生衰减和相位旋转。(Time-varying channel frequency selectivity and time variability. Input to the system is a BPSK signal. System is time-varying characteristics make BPSK signal as a function of time, the occurrence of attenuation and phase rotation.)

it s about a course in language C++ writen by professional professor in university course number 88