TDOA-code

说明：  qpsk matlab

本程序介绍了LTE中信道的基于导频的信道估计，方法经典，值得学习一下(This program introduces the LTE CITIC Road Pilot-based channel estimation, the classical method, it is worth learning about)

基于互功率谱的时延估计算法，对仿真结果有图详细描述(Based on cross-power spectrum of time-delay estimation algorithm, simulation results have plans for a detailed description of)

对图像消除进行平滑，消除噪声影响，利于观察(Smooth, eliminating the image to eliminate noise, conducive to observe)

小波包分析提取振动信号中的特征频率，快速扩展随机生成树算法，有小波分析的盲信号处理。( Wavelet packet analysis to extract vibration signal characteristic frequency, Rapid expansion of random spanning tree algorithm, There Wavelet Analysis Blind Signal Processing.)

说明：  利用matlab绘制bragg光栅的反射谱，入射光谱范围为1548-1552(Bragg grating matlab rendering reflection of spectrum.The incident spectral range for 1548-1552.)

the program to run example

matlab vs2008混合编程，减少程序移植工作量。(matlab vs2008 mixed programming, reduce the workload of the transplant procedure.)

main cal use add

输入经纬度，获取该处高程数据的Simulink模块，可以直接调用，两个输入一个输出(a simuink model with latitud and longitude input and elevation output, can be directly connected into your simulink model.)