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MATLAB 下的数字信号处理实现示例 包括: 单位脉冲序列 矩形序列 特定冲击串 卷积计算 卷积定律验证 (MATLAB under the realization of digital signal processing examples include: unit rectangular pulse sequence sequence-specific impact of the law of string convolution convolution calculation to verify)

GPS TOOLBOX包含以下内容： 1、GPS相关常量和转换因子； 2、角度变换； 3、坐标系转换：  点变换；  矩阵变换；  向量变换； 4、专用测绘程序； 5、专用统计函数； 6、GPS时间工具； 7、专用GPS数据处理函数； 8、航迹和相关工具； 9、卫星位置计算； 10、高度和方位角判定，以及卫星可见性； 11、DOP（dilution of precision）计算，卫星选取和相关函数； 12、专用信号处理和Kalman滤波函数； 13、伪距和误差判定及相关函数； 14、用户位置判定及相关函数； 15、RAIM/FDE可用性和完好性评估相关函数。 (GPS TOOLBOX contain the following elements: 1, GPS-related constants and conversion factor 2, the perspective transform 3, coordinate system conversion:  point transform  matrix transformation  vector transform 4, private surveying and mapping procedures 5, specialized statistical function 6, GPS time instrument 7, a dedicated GPS data processing function 8, track and related tools 9, satellite position calculation 10, height and azimuth determination, as well as satellite visibility 11, DOP (dilution of precision) calculation , satellite selected and related functions 12, special-purpose signal processing and Kalman filtering function 13, pseudo-range and error determination and related functions 14, to determine user location and related functions 15, RAIM/FDE availability and good assessment of correlation function.)

说明：  可以很好的对图像数据进行前处理，能对扫频数据进行分类。(Can be a good pre-processing the image data, can sweep data classification.)

本文利用软件相移技术得到相互正交的参考正弦波信号；通过互相关算法，完成了软正交矢量型LIA相关器的具体实现；利用该方法实现了对微弱信号幅值和相位的检测，有效地抑制干扰，减少了硬件电路成本。通过Matlab仿真，验证了该算法具有一定的优越性。(In this paper, the software technology is orthogonal to the phase shift of the reference sine wave signal through cross-correlation algorithm to complete the implementation of soft orthogonal vector LIA correlator achieved using this method for detecting a weak signal amplitude and phase, effectively suppress the interference and reduce the cost of the hardware circuit. By Matlab simulation show that the algorithm has certain advantages.)

A code of SNR with ISI in optical communication

Modified coupled map car-following model and its delayed feedback control scheme

计算每个IMF分量及最后一个剩余分量residual与原始信号的相关性;计算各IMF的方差贡献率;绘制FFT频谱(The correlation between each IMF component and the last residual component residual and the original signal is calculated; the variance contribution rate of each IMF is calculated; and the FFT spectrum is drawn.)

二维布朗运动的仿真，观察其分布特点，看某点做布朗运动后的运动点的分布（空间是矩形）(brown sim)

水声信道自适应均衡算法研究(Underwater acoustic channel adaptive equalization algorithm)

容积卡尔曼滤波算法，可运行，与卡尔曼滤波算法比较，效果更好。(Volume Kalman filter algorithm can be run, compared with the Kalman filter algorithm, the better.)