PQflow

this is code for qam modulation and demodulation

simulation of cognitive radio using matlab

语音信号的合成算法-重叠相加法,语音信号的合成算法-重叠相加法(Synthesis algorithm overlap-add method, the speech signal-- speech signal synthesis algorithm overlap-add method)

说明：  dMC动态矩阵控制单变量的，可以很容易修改成需要的相应程序。(DMC Dynamic Matrix Control of a single variable, can be easily modified to the needs of the corresponding procedures.)

this project is my first project. this is simple game .

2013数学建模研究生B题建立多项式模型代码(2013 graduate of mathematical modeling to establish polynomial model code B title)

LLE算法的改进算法程序，针对LLE算法中欧氏距离加以改进以后的LLE算法(LLE improved algorithm procedures, LLE algorithm to improve the future for China and the EU' s distance LLE algorithm)

DCT变换的matlab源代码。适合用作特征提取的预处理方法来使用。(DCT transform matlab source code. Suitable for feature extraction preprocessing method to use.)

Simulink工具编写代码(MATLAB Function方式)，产生一单径瑞利信道，其多普勒谱为经典谱，其中移动速率为120km/h，含理论描述多普勒经典谱(Simulink tools for writing code (MATLAB Function mode) to produce a single path Rayleigh channel, the Doppler spectrum for the classical spectrum, where mobile speed of 120km/h, with the classical theoretical description of Doppler spectrum)

expand PN Sequence for CDMA 2000