OFDM

5G辅同步信号SSS的m序列的matlab生成代码(Generate the secondary synchronization signal symbols (BPSK) for a given cell ID)

数字通信原理是一门学习通信原理的重要的基础课程，该ppt讲述了通信原理的基础知识，适合初学者(Principles of digital communication is an important principle of learning communication basic course, the ppt about the basic knowledge of communication principles, suitable for beginners)

void swap1(int x, int y) //值传递 void swap2(int *px, int *py) //指针传递 void swap3(int &x, int &y) //引用传递 的使用(void swap1(int x, int y) //值传递 void swap2(int*px, int*py) //指针传递 void swap3(int &x, int &y) //引用传递 的使用)

迷宫的flash程序,动态演示出入栈的操作,对下正在学数据结构的同学有帮助(Labyrinth flash procedures, dynamic demonstration of the operation of stacks, for students who are learning data structure is helpful)

说明：  利用通信系统中调制信号的循环平稳特性,对频谱空洞进行检测,提升频谱感知技术在低信噪比下的性能。实验结果表明:与传统能量检测方法相比,采用循环特征检测方法改善了认知无线电中频谱空洞的检测能力。(Based on the cyclostationarity of modulation signals, spectrum hole is detected, aiming at the improve- ment of the performance of spectrum sensing in low SNR situation. The results show that comparing with the tra- ditional energy detection technique, cyclostationarity-based spectrum sensing technique has greatly improved the detective ability in cognitive radio.)

心电信号预处理方法研究，内含MATLAB仿真代码与研究文档。(Research on ECG signal preprocessing method, including MATLAB simulation code and research documents.)

WinGPC4是samsung系统plc编程软件最新版本，适于windows系统编程组态(WinGPC4 is the latest version of PLC programming software in Samsung system. It is suitable for Windows system programming configuration)

公交非接触IC卡读写器的应用设计采用PHILIPS公司的Mifare卡作IC卡，设计以射频技术为核心，以单片机为控制器的IC卡读写器在公交自动收费系统中的应用。制作的IC卡读写器可以实现制卡、售卡、自动收费等功能，具有安全、实用、方便、快捷、可靠性高的特点，解决了城市公共交通服务行业既频繁又琐碎的收费管理问题，有广泛的应用前景。(Bus non-contact IC card reader applications designed using the Philips Mifare cards for IC cards, designed to RF technology as the core, microprocessor controller IC card reader automatically charges the transit system applications. The production of IC card reader card system can be achieved, A file, automatic charges and other functions, is safe, practical and convenient, fast and high reliability features to solve the urban public transport sector is also frequent charges trivial issues, a broad range of applications.)

本科毕业设计的资料，关于光反馈自混合干涉信号OFSMI的仿真相关程序(The graduate design program simulation of optical feedback self-mixing interference signal OFSMI)

说明：  这是 Okumura 和Hata模型的编码。(This is the coding of Okumura and Hata models.)