摘要
探讨了智能超表面(Reconfigurable Intelligent Surface,RIS)在近场码本设计和波束管理中的应用。RIS技术通过在无线通信环境中部署可调控的智能表面,显著改善了信号覆盖和传输效率。概述了RIS的基本原理和应用场景,深入分析了其在近场环境中的码本设计策略,重点讨论了如何分配波束资源以适应不同的信号传输需求。结合仿真实验验证了RIS近场码本和远场码本在不同距离下的性能表现,证明了所提方案在实际网络中提升系统性能的有效性,为未来的无线通信系统设计提供了新的思路和解决方案。
This article explores the application of Reconfigurable Intelligent Surface(RIS)in near-field codebook design and beam management.RIS technology significantly improves signal coverage and transmission efficiency by deploying controllable intelligent surfaces in wireless communication environments.The article first outlines the basic principles and application scenarios of RIS,and then delves into its codebook design strategy in near-field environments,with a focus on how to allocate beam resources to meet different signal transmission requirements.Furthermore,the article validated the performance of RIS near-field and far-field codebooks at different distances through simulation experiments,demonstrating the effectiveness of the proposed scheme in improving system performance in practical networks and providing new ideas and solutions for future wireless communication system design.
作者
吴建军
叶峥峥
WU Jianjun;YE Zhengzheng(ZTE Corporation,Shenzhen 518057,China;State Key Laboratory of Mobile Network and Mobile Multimedia Technology,Shenzhen 518057,China)
出处
《无线电通信技术》
北大核心
2025年第1期45-50,共6页
Radio Communications Technology
基金
科技部重点研发计划(2023YFB2904805)。
