dspcoursedesign

matlab发动机仿真模型，根据微分方程建立。包括传热模型，燃烧模型。(the matlab engine simulation model)

说明：  离散数据的快速傅里叶变换。读取一段数值模拟得到的时间历程曲线，进行fft变换，得到幅频曲线。(Fast Fourier transform of the discrete data. Read the section of numerical simulation of the time course of the curve, fft transform, the amplitude-frequency curve.)

在matlab中实现用music算法求解信号子空间的问题(Implemented in matlab with the music signal subspace algorithm for solving the problem)

二维码的规范，详细说明了二维码的编码方式和过程(qrcode specification)

说明：  此程序用提升法实现第二代小波变换用的是非整数阶小波变换,采用时域实现,步骤先列后行(procedure used to upgrade Method second generation wavelet transform the non-integer-order wavelet transform, time domain realized, first out go backward steps)

无线传感器网络方向，最快的选择传输的路径(Wireless sensor networks direction, choose the fastest transmission path)

介绍了直接序列扩频通信的理论基础和模型,并通过MATLAB提供的Simulink仿真平台对直扩通信系统进行了仿真。()

说明：  这是一个混沌理论中重要的Logistic映射的程序。通过曲线很容易看到奇妙的混沌现象(This is a chaos theory important Logistic mapping procedures. Through curve is easy to see the amazing phenomenon of Chaos)

这个程序在MATLAB环境下实现二值图像的水印注入及水印提取(The program aim to achieve the watermark into the binary image and the watermark extraction under MATLAB environment)

base is now HeapNumber with valid Smi value.