EPLL

用经典算法解决旅行商问题，得出城市间的最短路径，此为经典算法。(With the classical algorithm to solve traveling salesman problem, obtained the shortest path between cities, this is the classical algorithm.)

用matlab程序实现对音频信号幅度调制的仿真结果(Matlab program used for audio signal amplitude modulation simulation results)

RAKE接收机直接序列扩频系统 一个简单的Simulink的直接序列扩频频谱与RAKE接收系统模型。 (For DS- SS systems RAKE receiver RAKE receiver direct sequence spread spectrum system with a simple Simulink spectrum and direct sequence spread spectrum RAKE receiver model.)

说明：  这是一个matlab程序，其目的是实现k均值算法， 可以运行，只是稍有错误，希望大家谅解 (This is a matlab program, which aims to achieve k means algorithm, you can run, just a little mistake, I hope you understand)

hough变换圆检测，设置三个阈值，根据三个不同的半径检测圆的边缘(hough transform circle detection)

自适应滤波程序 (Adaptive filtering procedure)

Modulation and demodulation ASK. At the beginning, we create the digital signa (1 and 0), after we do the modulation, add noise and demodulation. At the end we do the reconstruction of the signal.

本文首先概述了预编码技术的发展历史、基本原理和研究意义。重点介绍了预编码技术在LTE及LTE-A系统中的应用，最后对预编码技术的发展趋势做出预测及综合评论。(This paper outlines the history of pre-coding technology, the basic principles and significance. Focuses on the pre-coding technology in LTE and LTE-A system, and finally to make predictions and comprehensive review on the development trend of the pre-coding technology.)

cuckoo search new2013

基于反电动势法的永磁同步电机无速度矢量控制(Speed sensorless vector control of permanent magnet synchronous motor based on back EMF method)