project_qpsk_system

original figure of ccd camera output

全国大学生建模竞赛必备Matlab源码，包含多种数学处理函数。(The National Undergraduate Modeling Contest essential Matlab source code, contains a variety of mathematical processing function.)

常见的buffer设计，包括：Fast ring buffer, Loop buffer, Bip buffer， circular character buffer，可以方便的集成到相关代码中(common buffer example and code, including fast ring buffer, loop buffer, bip buffer, circular character buffer, and they can integrate to relative code easily.)

说明：  信道仿真,小尺度衰落信道的MATLAB仿真源码(matlab jakes)

RDA算法距离徙动矫正，采用SINC插值(RDA IMAGING correction sinc method)

通信行业中的扩频通信技术使用广泛，该文档主要介绍有关扩频通信的相关知识。(communication sectors of the use of spread-spectrum communication technology widely, the document introduces the spread spectrum communication related knowledge.)

在报纸或打印体中，可以进行布局分析，最终结果是划分好的矩形块(layout analysis pattern recognizition)

计算亚波长光栅衍射效率,PBS,即偏振光分离(calculate subwave grating diffraction efficiency)

L-BFGS有限内存BFGS法,用于求解大规模无约束最优化问题(L-BFGS method for large scale unconstrained optimization)

DFT in matlab, the code is a example of long time in computation.