地下LoRa无线传感器网络的传输测试系统研究  

Research on transmission measurement system for LoRa wireless underground sensor network

作　　者：万雪芬 崔剑[2] 杨义[3] 蒋学芹 Sardar Muhammad SOHAIL WAN Xuefen1, CUI Jian2, YANG Yi3, JIANG Xueqin3, Sardar Muhammad SOHAIL3(1. College of Computer, North China Institute of Science and Technology/Hebei Engineering Technology Research Center for IOT Data Acquisition ＆ Processing, Langfang 065201, China; 2. School of Electronics and Information Engineering, Beijing University of Aeronautics and Astronautics, Beijing 100083, China; 3. College of Information Science and Technology, Donghua University, Shanghai 201620, Chin)

机构地区：[1]华北科技学院计算机学院/河北省物联网数据采集与处理工程技术研究中心,河北廊坊065201 [2]北京航空航天大学电子信息工程学院,北京100083 [3]东华大学信息科学与技术学院,上海201620

出　　处：《华南农业大学学报》2018年第3期118-124,共7页Journal of South China Agricultural University

基　　金：国家自然科学基金(11572084;71371046);国家安全生产监督管理总局安全生产重大事故防治关键技术科技项目(zhishu-0016-2017AQ);中国煤炭工业协会2017年度科学技术研究指导性计划资助项目(MTKJ2017-311);廊坊市科学技术研究与发展计划资助项目(2016011034)

摘　　要：【目的】以智能手机为核心,研制成本低、使用简单的面向LoRa地下无线数据传输的测试系统。【方法】该测试系统由安装了测试用的App智能手机和与之匹配的地下测试节点组成。利用该系统进行场景测试,测定影响土壤中LoRa无线数据传输效果的因素并讨论对应的数据传输方法。【结果】测试结果表明,该系统运行可靠、使用方便灵活,LoRa低功耗广域网技术亦可以较为可靠地满足土壤介质中的无线传感器网络数据传输需求。【结论】本系统可为未来地下LoRa无线传感器网络的工程应用提供相应的测试手段。【Objective】To develop a low-cost and simple operational system based on a smartphone for measuring the transmission of LoRa wireless undergroud data.【Method】The measurement system consisted of a smartphone with test App installed and its matching underground test nodes. Scene measurements were carried out with this system. The factors affecting the LoRa wireless data transmission in soil were determined,and the corresponding data transmission methods were discussed.【Result】The test results showed that the system was reliable and easy to operate, and LoRa low-power wide-area network technology could meet the data transmission requirements of wireless underground sensor networks in soil.【Conclusion】The system is expected to provide the appropriate testing method for the engineering application of LoRa wireless underground sensor networks in the future.

关 键 词：无线传感器 LoRa 智能手机 无线数据传输 低功耗 广域网 

分 类 号：S29[农业科学—农业水土工程] TN709[农业科学—农业工程]