无源物联网通信研究进展与演进思考  

Research progress and evolution prospect of passive internet of things

作　　者：李源 张雨露 丁郁 马帅 肖善鹏 肖建明 李建[3] LI Yuan;ZHANG Yulu;DING Yu;MA Shuai;XIAO Shanpeng;XIAO Jianming;LI Jian(Internet of Things Technology and Application Institute of China Mobile Research Institute,Beijing 100032,China;Supply Chain Management Center of China Mobile Communications Group,Beijing 100032,China;University of Electronic Science and Technology of China,Chengdu 611731,China)

机构地区：[1]中国移动通信研究院物联网技术与应用研究所,北京100032 [2]中国移动通信集团供应链管理中心,北京100032 [3]电子科技大学,四川成都611731

出　　处：《物联网学报》2023年第3期15-23,共9页Chinese Journal on Internet of Things

基　　金：中国移动研究院-中关村创新院联合研发项目(No.2022H002)。

摘　　要：无源物联网是产业数字化转型升级的基础性使能技术,近年来,射频识别等无源物联网通信技术以其低成本、零功耗、易部署等优势被广泛应用于资产管理领域。在此背景下,介绍了无源物联网通信技术最新研究进展,详细分析了潜在演进趋势,深入思考无源物联网通信技术的发展瓶颈及技术挑战,并提出与蜂窝网络深度融合的新型无源物联网通信解决方案与关键技术研究方向,希望能为无源物联网通信技术发展提供新的思路。Passive internet of things(IoT)is the fundamentally enabling technology of promoting digital transformation and upgrading of industries.In recent years,passive IoT communication technology such as radio frequency identifica-tion has been widely used in asset management fields due to its advantages of low cost,zero power consumption,and easy deployment.In this context,passive IoT communication technology and the latest research progress were introduced,the potential evolution prospects of passive IoT were analyzed.Based on that,development bottlenecks and challenges of passive IoT communication were given,a novel passive IoT communication system with deep fusion of the cellular sys-tem was presented,and the key technology research directions of this field were proposed.It is aimed to inspire new thoughts for the development of passive IoT communication technology.

关 键 词：无源物联网通信 反向散射 环境能量采集 蜂窝系统 

分 类 号：TN919[电子电信—通信与信息系统]