基于非正交多址接入技术的5G广播架构研究  

Research on 5G broadcast architecture based on non-orthogonal multiple access technology

作　　者：张冠南 ZHANG Guannan(Shandong Institute of Scientific and Technical Information,Shandong 250014)

机构地区：[1]山东省科学技术情报研究院,山东济南250014

出　　处：《长江信息通信》2022年第5期194-196,共3页Changjiang Information & Communications

摘　　要：第五代移动通信(5G)多媒体广播业务提供了一种基于5G承载网络进行单点到多点的数据分发的通用能力,这可以使5G无线资源利用率最大化。将非正交多址接入技术应用到5G多媒体广播业务中可以有效提升频谱效率。文章首先简述了5G多媒体广播的研究现状,并总结了主要的应用场景及技术需求;其次,详细介绍了5G多媒体广播的系统总体架构及数据封装协议;最后对相关的技术进行了总结。The fifth generation(5G) mobile communication multimedia broadcasting service provides a general ability of single point to multi-point data distribution based on 5G bearer network, which can maximize the utilization of 5G wireless resources.Applying non-orthogonal multiple access(NOMA) technology to 5G multimedia broadcasting service can effectively improve spectral efficiency. Firstly, this paper briefly describes the research status of 5G multimedia broadcasting, and summarizes the main application scenarios and technical requirements. Secondly, the overall architecture and data encapsulation protocol of 5G multimedia broadcasting system are introduced in detail. Finally, the related technologies are summarized.

关 键 词：5G广播 非正交多址接入 多媒体广播 应用场景 

分 类 号：TN929.5[电子电信—通信与信息系统]