fenlun

说明：  采用Mackay构造H矩阵的LDPC码仿真。(LDPC code simulation of H matrix constructed by Mackay)

MIMO系统 容量和天线数目关系 通过仿真可以看出 容量随着天线数目的变化(Antenna MIMO system capacity and the number of relations can be seen through the simulation volume with changes in the number of antennas)

MATLAB代码，完整实现GPS L1CA信号的从捕获、跟踪到定位的全部过程。代码鲁棒性好，有注释，适合学习，也可直接使用(The MATLAB code fully realizes the whole process of GPS L1CA signal acquisition, tracking and positioning. Code is robust, annotated, suitable for learning, and can be used directly.)

matlab实现STBC的MIMO-OFDM的系统级仿真(Simulation of STBC MIMO-OFDM System with MATLAB)

说明：  车牌自动识别提取，可流畅运行！可准确识别，识别率高！(License plate automatic recognition extraction, can run smoothly!Accurate recognition, high recognition rate!)

16个入射信号，64位天线阵元圆阵的加权波束方向赋形(Weighted beam direction shaping of 16 incident signals and 64 bit array elements)

Corenell大学的整套软件GPS接收机matlab代码 可实现从信号捕获、跟踪、相关处理、测量值计算、导航电文解调、PVT解算等功能 (Corenell university package of software GPS receiver matlab code can be realized from the signal acquisition, tracking, correlation processing, measuring value, navigation data demodulation, PVT solver functions)

GPS acquisition 使用noncoherent 方式积分(The use of GPS acquisition mode noncoherent integration)

蜂窝网无线定位的算法程序 加入了伸缩因子，有所创新 自编的程序，chan算法基础上的改编，具有收敛性好。抗NLOS的效果(Wireless cellular network positioning procedure of the algorithm by adding a telescopic factor, self-innovation process, chan algorithm based on the adaptation, with a good convergence. The effect of anti-NLOS)

计算两组数据的皮尔逊相关系数，取值位于-1到1之间，绝对值越大，线性相关性越好。(Calculate the Pearson correlation coefficient between the two sets of data)