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作 者:覃旺 Qin Wang(Guangzhou Railway Sciences Intelligent Controls Co.,Ltd.,Guangzhou 510380,China)
出 处:《铁路通信信号工程技术》2022年第10期46-51,共6页Railway Signalling & Communication Engineering
基 金:广州铁科智控有限公司科研项目(铁科智控研发[2020]1号)。
摘 要:5G通信技术具备大带宽、低时延、高可靠特性,可有效解决Wi-Fi、LTE-M、毫米波、E UHT等各种车地通信技术的缺陷,提高传输带宽,增强通信稳定性。通过利用现成的运营商网络,可有效降低通信成本。针对车地通信场景,给出一种基于运营商5G网络车载通信板解决方案。通信板搭载华为5G车载模组MH5000,通过运营商5G SA通道实现与后台服务器通信;通信板通过以太网接口获取车载数据,服务器采用FTP协议读取数据,最终实现车载数据自动下载。5G communication technology has the characteristics of large bandwidth,low delay and high reliability,which can effectively fix the flaws in various vehicle-ground communication technologies,such as Wi-Fi,LTE-M(LTE-Machine to Machine),millimeter wave,EUHT(Enhanced Ultra High Throughput),etc.,and can expand the transmission bandwidth and enhance the communication stability.At the same time,by using the existing network of ISP(Internet Service Provider),communication costs can be effectively reduced.Aiming at the vehicle-ground communication scenario,this paper presents a solution of onboard communication board based on the 5G network of an ISP.The communication board is equipped with Huawei 5G onboard module MH5000,which can communicate with the back-end server through the 5G SA channel of the ISP.The communication board acquires the onboard data through the Ethernet interface and the server uses the FTP protocol to read the data,fi nally realizing the automatic downloading of onboard data.
关 键 词:5G 通信板 MH5000模组 车地通信 FTP
分 类 号:U285.5[交通运输工程—交通信息工程及控制]
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