NR初始接入流程分析  

Analysis on Initial Access Process for NR

作　　者：黄韬 魏垚[1] 詹文浩[1] HUANG Tao;WEI Yao;ZHAN Wenhao(China Telecom Intelligent Network and Terminal Research Institute,Guangzhou 510630,China)

机构地区：[1]中国电信股份有限公司智能网络与终端研究院,广东广州510630

出　　处：《移动通信》2019年第4期31-36,共6页Mobile Communications

摘　　要：小区搜索、小区同步、系统消息获取是NR终端与NR网络进行通信前必须经历的关键过程,NR中引入了许多新的特性,设计上十分灵活。根据3GPP TS38系列协议技术规范,通过与LTE进行对比,重点分析了NR小区搜索、NR小区同步和NR系统消息的获取流程,分享5G标准化的最新成果。Cell search,cell synchronization and system message acquisition are the key processes before NR terminals communicate with NR networks.Many new features are introduced into NR that make design flexible.According to the technical specification of 3GPP TS38 series protocol,by comparison of LTE,NR cell search,NR cell synchronization and NR system message acquisition are analyzed.The latest achievements on 5G standardization are shared.

关 键 词：NR小区搜索 NR小区同步 NR小区系统消息获取 

分 类 号：TN915.04[电子电信—通信与信息系统]