HWK_4

实现turbo码的编码和解码，是一个递归卷积码的编解码的程序(Turbo code to achieve the encoding and decoding)

蓝牙通信系统仿真设计和代码，分为四部分： 信号传输部分，信号接收部分，谱分析显示部分，误码分析部分(Bluetooth communication system simulation design and code, divided into four parts: part of the signal transmission, signal receiving part, spectral analysis shows that part of the error analysis section)

function of heed code

matlab 的s函数应用心得，介绍了s函数的用法(matlab s-function application of experience, describes the use of the function s)

说明：   This is a collection of MATLAB functions and scripts, and a Simulink model library, useful for designing and analyzing RF communication systems. The block library was originally intended for use in simulating a GPS system. However, the GPS blocks are incomplete and untested due to the abandonment of the GPS project.

讲了一些matlab的实例，对初学者认识matlab编程和激发变成兴趣有很好的帮助。(Speak some matlab, the instance of matlab for beginners and arouse the knowledge into interest have very good help. )

基于量子的粒子群优化算法,该算法通过粒子群有量子的行为，提高了算法的寻优能力，增强了算法的全局搜索能力，有效的避免了“早熟”问题。(Quantum based particle swarm optimization algorithm.The algorithm improves the searching ability of the algorithm by quantum behavior of particle swarm, and enhances the global searching ability of the algorithm, and effectively avoids "premature" problem.)

说明：  机械振动，有限元法求解结构的模态（固有频率，振型）(mechanical vibration)

FDM卫星通信仿真程序及一些辅助函数，共有六条上行链路(FDM satellite communication simulation program and some auxiliary functions, a total of six uplink)

求出以dB为单位的给定比特信噪比的误符号率(Find the symbol error rate of a given bit signal-to-noise ratio in dB)