基于USRP与LabVIEW的频谱感知实验平台设计  

Design of teaching experimental platform for spectrum sensing based on LabVIEW and USRP

作　　者：王若璇 刘珩[1] 纪俊维 WANG Ruoxuan;LIU Heng;JI Junwei(School of Information and Electronics,Beijing Institute of Technology,Beijing 100081,China)

机构地区：[1]北京理工大学信息与电子学院,北京100081

出　　处：《实验室科学》2023年第4期53-57,共5页Laboratory Science

基　　金：国家自然科学基金(项目编号:61971038);北京理工大学校级教改重点项目(项目编号:2020CGJG019);北京理工大学研究生教育教学改革项目(项目编号:2019JYJG002,2022ALJX008)。

摘　　要：利用USRP和LabVIEW设计并实现了频谱感知实验教学平台,并设计了利用该平台的教学实验,以及辅助频谱感知技术的理论教学。针对应急情况下公共安全网络通信容量不足、网络拥堵的现象,设计了将频谱感知技术应用于公共安全网络的实验,旨在培养学生运用理论知识解决实际问题的能力。通过该实验平台可将理论知识的学习嵌入到实际的工程背景中,既可加深学生对理论的理解,又可提高学生的实践能力,达到了良好的实验教学效果。In order to assist the theoretical teaching of spectrum sensing technology,an experimental teaching platform for spectrum sensing is designed and realized with USRP and LabVIEW,and the teaching experiment using this platform is designed.In response to the phenomenon of insufficient communication capacity and network congestion in public security network under emergency situation,the experiment of applying spectrum sensing technology to public security network is designed,aiming at cultivating students ability to solve practical problems with theoretical knowledge.Through this experimental platform,the learning of theoretical knowledge can be embedded into the actual engineering background,which can not only deepen students’understanding of the theory,but also improve students’practical ability,thus achieving a good experimental teaching effect.

关 键 词：频谱感知 教学实验平台 通用软件无线电外设 LabVIEW程序开发环境 

分 类 号：TN92[电子电信—通信与信息系统] G642[电子电信—信息与通信工程]