摘要
系统梳理新一代Wi-Fi系统中天线技术的演进历程,重点聚焦Wi-Fi 7/8系统中的前沿天线技术,分析其技术特征与发展趋势,为未来研究提供参考方向。首先,对可重构天线、波束扫描阵列、毫米波天线及小型化MIMO天线等关键技术进行综述,深入探讨共享孔径天线与封装阵列的创新设计理念;随后,详细分析模式可重构天线、微型化MIMO天线及全平面覆盖模式多样化天线的实现方法与技术特征,并对微型化相控阵、数字智能阵列和零点形成阵列等先进技术进行系统性对比研究。通过归纳总结各项技术的基本原理与研究现状,明确了当前领域内的研究热点与关键技术挑战,包括高密度集成、动态可重构性、全平面覆盖及干扰抑制等方向。基于技术发展趋势,提出波束可控天线的未来发展路径,强调其在Wi-Fi 7/8及未来通信系统中的关键作用,为后续研究提供了理论支撑与实践指导。
The evolution of antenna technologies in Wi-Fi systems was systematically reviewed in this study,with a focus on the state-of-the-art antenna technologies in Wi-Fi 7/8 systems.Their technical characteristics and development trends were analyzed to provide directional references for future research.Firstly,key technologies including reconfigurable antennas,beam-scanning arrays,millimeter-wave antennas,and miniaturized MIMO antennas were reviewed,and innovative design concepts of shared-aperture antennas and packaging arrays were explored.Subsequently,implementation methods and technical features of mode-reconfigurable antennas,miniaturized MIMO antennas,and full-plane coverage pattern-diversified antennas were analyzed in detail.A systematic comparative study was conducted on advanced technologies such as miniaturized phased arrays,digital intelligent arrays,and null forming arrays.By summarizing the fundamental principles and research status of various technologies,current research hotspots and key technical challenges in the field were identified,including high-density integration,dynamic reconfigurability,full-plane coverage,and interference suppression.Based on technological development trends,future development pathways for beamcontrollable antennas are proposed,emphasizing their critical role in Wi-Fi 7/8 and future communication systems.Theoretical support and practical guidance are provided for subsequent research.
作者
董元旦
尤佳雯
李同博
范羽飞
DONG Yuandan;YOU Jiawen;LI Tongbo;FAN Yufei(School of Electronic Science and Engineering,University of Electronic Science and Technology of China,Chengdu 611731,China)
出处
《通信学报》
北大核心
2025年第S1期9-17,共9页
Journal on Communications
基金
国家自然科学基金资助项目(No.62401100,No.62171091)。
关键词
波束成形
毫米波天线
零点扫描
可重构天线
相控阵
可重构智能表面
共享孔径
beamforming
millimeter-wave antenna
null steering
reconfigurable antenna
phased array
reconfigurable intelligent surface
shared aperture
