ddd

DSP中ADDA功能的初始化和实现。以及中断的设置和对应中断的使用。 (ADDA functions in DSP initialization and implementation.)

说明：  cdma系统matlab仿真，在两个用户的背景下采用了直接扩频码实现扩频解扩，bpsk调制解调，程序已经运行过，没有问题！(Establishment of multipath channel model)

说明：  一阶倒立摆的LQR PID两种方法的比较，PID的simulink仿真，LQR的代码和simulink仿真，内含报告，供初学者参考(Comparison of two methods of first-order inverted pendulum LQR PID, simulink simulation of PID, LQR code and simulink simulation, including report for beginners reference)

说明：  Radon变换的程序，如果需要可以试试~(Radon)

采用差分阈值法对心电信号QRS波进行特征提取的matlab程序。,Differential threshold method QRS wave of ECG feature extraction of matlab program.(A matlab program for feature extraction of QRS wave of ECG signal by differential threshold method is presented.)

Suzuki信道仿真,用于多路径信道衰落.综合大尺度衰落和小尺度衰落.可用来仿真频率选择性衰落以及时间选择性衰落.(Suzuki channel simulation for multi-path fading channel. Integrated large-scale fading and small-scale fading. Can be used to simulation of frequency selective fading and time selective fading.)

说明：  该实验程序先向外部 SRAM 写入数据再读出，每一个存储空间逐一比较是否正确，如果一致说明没有问题，最后才写入自然数。(The experimental program first writes data to external SRAM and then reads it out. Each storage space compares correctly one by one. If there is no problem, the natural number will be written in the end.)

对舰船目标回波信号进行分析，并对信号进行多普勒频移，脉冲展宽等研究，最终构建回波信号(The echo signal of ship target is analyzed, and the Doppler frequency shift and pulse broadening are studied. Finally, the echo signal is constructed.)

说明：  用matlab实现简单的bpsk系统，熟悉bpsk系统的特性(Implementing BPSK with MATLAB)

基于MATLAB_SIMULINK的并网型双馈风力发电机仿真模型的研究(MATLAB_SIMULINK grid-type double-fed wind turbine simulation model)