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5G多路冗余传输技术综述

Overview of 5G multi-channel redundant transmission technology
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摘要 当前社会正处在科技高速发展的时代,无线通信技术的迅猛发展不仅推动了工业、交通、医疗等领域的数字化转型,也在不断升级无线通信网络,试图从有线向无线化迈进。随着计算机技术和无线通信技术的不断演进,许多应用场景要求在无线环境下实现高可靠传输。特别是面向现代工业自动化、自动驾驶等领域,对高可靠传输的需求更为迫切。深入研究了作为当前业界最先进的无线传输技术之一的5G技术,重点关注了5G系统内多路冗余传输技术。综述了该技术在应用背景、技术原理和技术路线方面的关键要点。在应用背景方面,突出了5G冗余传输在现代工业自动化、自动驾驶等无线场景中的实际应用需求。在技术原理方面,有针对性地从业务端到端多路冗余传输对有关研究进行归纳和梳理,重点分析5G多路冗余传输的技术原理,解释了其在提高传输可靠性方面的独特优势。在技术路线方面,综合考虑了5G多路冗余传输技术的发展方向和各种可能的实施路径。最后,指出5G多路冗余传输技术未来发展的困难和挑战,并探讨其未来发展趋势,以更好地理解5G冗余传输技术在无线通信领域的关键作用和前景。 At present,the society is in an era of rapid development of science and technology,and the rapid development of wireless communication technology has not only promoted the digital transformation of industry,transportation,medical and other fields,but also continuously upgraded wireless communication networks,trying to move from wired to wireless.With the continuous evolution of computer technology and wireless communication technology,many application scenarios require highly reliable transmission in a wireless environment.Especially in the fields of modern industrial automation and autonomous driving,the demand for highly reliable transmission is more urgent.5G technology was delved into,which was one of the most advanced wireless transmission technologies in the industry,focusing on multi-channel redundant transmission technology within 5G systems.The key points of the technology in terms of application background,technical principles and technical route were summarized.In terms of application background,the practical application requirements of 5G redundant transmission in wireless scenarios such as modern industrial automation and autonomous driving were highlighted.In terms of technical principles,the relevant research was summarized and sorted out from the end-to-end multi-channel redundant transmission of services,the analysis of the technical principles of 5G multi-channel redundant transmission were focused on,and its unique advantages in improving transmission reliability were explained.In terms of technical routes,the development direction of 5G multi-channel redundant transmission technology and various possible implementation paths were comprehensively considered.Finally,the difficulties and challenges of the future development of 5G multi-channel redundant transmission technology were pointed out,and its future development trend was discussed,so as to better understand the key role and prospect of 5G redundant transmission technology in the field of wireless communication.
作者 马帅 杨博涵 羊峰波 韦安妮 郑成龙 MA Shuai;YANG Bohan;YANG Fengbo;WEI Anni;ZHENG Chenglong(China Mobile Research Institute,Beijing 100053,China)
出处 《电信科学》 北大核心 2024年第5期1-22,共22页 Telecommunications Science
关键词 5G URLLC 多路冗余传输 复制和消除 确定性 5G URLLC multi-redundant transmission copy and eliminate deterministic
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