面向通信感知一体化的信号波形设计综述  

Survey on Integrated Sensing and Communication Waveform Design

作　　者：吕明[1,2] 陈昊 丰光银 王丹 仇琛 许晓东 LYU Ming;CHEN Hao;FENG Guangyin;WANG Dan;QIU Chen;XU Xiaodong(School of Future Technology,South China University of Technology,Guangzhou 511442,China;Department of Broadband Communication,Peng Cheng Laboratory,Shenzhen 518055,China;School of Microelectronics,South China University of Technology,Guangzhou 511442,China;State Key Laboratory of Networking and Switching Technology,Beijing University of Posts and Telecommunications,Beijing 100876,China)

机构地区：[1]华南理工大学未来技术学院,广东广州511442 [2]鹏城实验室宽带通信研究部,广东深圳518055 [3]华南理工大学微电子学院,广东广州511442 [4]北京邮电大学网络与交换技术全国重点实验室,北京100876

出　　处：《无线电通信技术》2024年第3期469-483,共15页Radio Communications Technology

基　　金：鹏城实验室宽带通信研究部重大攻关项目(PCL2023AS1-1)。

摘　　要：通信感知一体化(Integrated Sensing and Communication,ISAC)作为6G的关键技术之一,广泛应用于智慧交通、智能家居等领域。随着频谱资源的紧缺、技术发展的融合,促使通信和感知功能的一体化,其中ISAC的波形设计是同时实现高效率通信和高精度感知的研究重点。从ISAC技术趋势、波形设计重要性、应用场景和发展现状四方面进行了简要介绍,对以通信为主的波形设计、以感知为主的波形设计和波形复用设计进行了分析总结,阐述了联合波形设计的一体化性能边界以及潜在的一体化波形新型设计方式;并对ISAC波形设计的发展方向进行展望。Integrated Sensing and Communication(ISAC)stands as a pivotal technology in the 6G landscape,with widespread applications in domains like intelligent transportation and smart home.As spectrum resources become increasingly scarce and technological advancements converge,the integration of communication and sensing functions is necessary.The main focus of ISAC research revolves around waveform design,aiming to achieve simultaneous high-efficiency communication and high-precision sensing.This paper provides a comprehensive overview of ISAC,including technology trends,the pivotal role of waveform design,application scenarios and development status.The subsequent analysis delves into communication-centric waveform design,sensing-centric waveform design,and the joint design of waveform.This paper further elucidates the performance boundaries of joint waveform design and potential new joint waveform design methods.It concludes by offering insights into the prospective development direction of ISAC waveform design.

关 键 词：6G 通信感知一体化 波形设计 

分 类 号：TN929.5[电子电信—通信与信息系统]