ddssSPWM

cdma code in matlab it is cdma receiver and transmiter.

QR二维码精定位，通过探测三个位置探测图形获得三个坐标，定位准确率90%左右。(QR code precise positioning, through the detection of 3 position detection patterns and then get 3 points, the recognition accuracy is about 90%.)

PPM　脉冲位置调制，Matlab 代码，它描述了PPM 技术在UWB 超宽带无线通信中的应用(PPM, Pulse Position Modulation in use of UWB.)

二进制数字调制解调方式，包括2ASK,2FSK,2PSK等，有图形(Binary digital modulation and demodulation, including 2ASK, 2FSK, 2PSK so, graphics)

为克服常用滤波模板的缺陷，消除传统图像滤波中存在的振铃现象和方块效应，提出了任意正交变换下的2维加窗全相位滤波算法(apfft image filter design)

C/C++精华,注意编程时容易出错的方面,精选相关的注意事项.(C/C++ lessions, pay attention to some sides which is easy to make mistakes.)

Image Demosaicing by bilinear interpolation method

计算不等式约束情况下二次规划问题，操作平台是ＭＡＴＬＡＢ(Calculation of inequality constrained quadratic programming problem cases, operation platform is a MATLAB)

cyclic prefix in ofdm

Calculate CINR in physical layer in MATLAB. clc clear all close all N = 1 R = 10 D = sqrt(3*N)*R angleValue = [pi/6 (3*pi)/6 (5*pi)/6 (7*pi)/6 (9*pi)/6 (11*pi)/6] c = 3*10^8 carrierFreq = 900*10^6 lambda = c/carrierFreq baseHeight = 30 mobileHeight = 2 pathLossExponent = 3 shadowingValue = 0 transmitPower = 10