摘要
LTE-eMTC作为低功耗广覆盖蜂窝物联网技术之一,相比NB-IoT具有语音、移动性、低时延等技术特征,适用于可穿戴设备、POS机消费、工业智能等中低速率物联网业务应用需求。首先介绍了LTE-eMTC 3GPP R13、R14版本的标准进展情况,对LTE-eMTC关键技术原理进行详细分析,包括基于覆盖增强技术,终端节电、移动性管理等,最后,针对LTE-eMTC的无线网组网方案和物联网专用核心网建设方案,给出了相关部署建议。
As one of the key technology of low power and wide coverage cellular IoT technology,eMTC has the technical features such as voice,mobility and low delay compared with NB-IoT.It is suitable for wearable devices,POS consumption,industrial intelligence and other low and intermediate rate applications of IoT.Firstly,it introduces the 3GPP standardization of LTE-eMTC in R13 and R14,and then it analyzes the key technical principles of LTE-eMTC in detail,including the coverage enhancement technology,power saving scheme,mobility management and so on.Finally,it discusses the wireless networking scheme for LTE-eMTC and the special core network construction project of the IoT,and gives the related deployment suggestions.
作者
张力方
李福昌
胡泽妍
赵元
曹亘
胡云
Zhang Lifang;Li Fuchang;Hu Zeyan;Zhao Yuan;Cao Gen;Hu Yun(China Unicom Network Technology Research Institute,Beijing 100048,China)
出处
《邮电设计技术》
2018年第7期1-5,共5页
Designing Techniques of Posts and Telecommunications
