main_peaks

算术编码简单例子，对于初学者会有很大的帮助。(Simple example of arithmetic coding, for beginners, there will be a great help.)

说明：  三相光伏逆变之电流环+PI控制仿真simulink仿真(The three-phase PV inverter current loop control simulation simulink simulation+ PI)

图像去噪 使用小波 curlet变换处理信号(The image denoising wavelet curlet transform)

利用自然梯度算法，ML法能够很好的估计信号的信噪比,考虑雨衰 阴影 和多径影响。( Use of natural gradient algorithm, ML estimation method can be a good signal to noise ratio, Consider shadow rain attenuation and multipath effect.)

matlab灰色预测模型问题，并求出相对误差(The problem of the matlab gray prediction model, and calculated the relative error)

基于蒙特卡洛仿真法的OFDM通信的仿真 具有卷积 交织模块(Monte Carlo simulation method based on the OFDM communications with convolutional interleaving module simulation)

some simulink mas + onduleur (some simulink mas+ onduleur )

regarding LDPC..... Low Density Parity Check

hello, it is the one of the diversity scheme. It is based on space time block code. It provides the better result as compared to other stbc codes. U can compre those with this code.

说明：  6. 在三条径的瑞利信道中，对于OFDM： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。 (2) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线。 (。 6 In the three path Rayleigh channel for OFDM: (1) Please design a specific guide-assisted channel estimation method, the Simulink simulation, BPSK modulation measuring the bit error rate performance. Draw-bit signal to noise ratio and channel estimation mean square error curve, draw-bit signal to noise ratio and bit error rate curve. (2) set the frequency has been synchronized, the design of a specific OFDM cyclic prefix used for time synchronization method, the Simulink simulation, draw-bit signal to noise ratio and capture probability curve. (3) set time has been synchronized, the design of a specific OFDM cyclic prefix used for frequency synchronization method, the Simulink simulation, draw-bit signal to noise ratio and frequency synchronization error curves.)