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1. 北京邮电大学信息与通信工程学院,北京 100876
2. 中国信息通信研究院,北京 100191
[ "纪若愚(1996- ),男,北京邮电大学信息与通信工程学院博士生,主要研究方向为确定性网络、网络演算、时间敏感网络" ]
[ "张恒升(1981- ),男,硕士,中国信息通信研究院高级工程师,主要研究方向为数据通信技术、IP网络技术、工业互联网等" ]
[ "刘美慧(1999- ),女,北京邮电大学信息与通信工程学院博士生,主要研究方向为确定性网络、时间敏感网络" ]
[ "李鹤(1999- ),女,北京邮电大学信息与通信工程学院博士生,主要研究方向为5G、时间敏感网络和未来网络" ]
[ "许方敏(1982- ),男,博士,北京邮电大学副教授,主要研究方向为物联网、未来网络技术" ]
[ "赵成林(1964- ),男,博士,北京邮电大学教授、博士生导师,主要研究方向为短距无线传输技术、认知无线电技术、毫米波技术、工业互联网" ]
网络出版日期:2023-09,
纸质出版日期:2023-09-20
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纪若愚, 张恒升, 刘美慧, 等. 卫星确定性网络关键技术和挑战[J]. 天地一体化信息网络, 2023,4(3):99-106.
Ruoyu JI, Hengsheng ZHANG, Meihui LIU, et al. Key Technologies and Challenges of Satellite Deterministic Network[J]. Space-integrated-ground information networks, 2023, 4(3): 99-106.
纪若愚, 张恒升, 刘美慧, 等. 卫星确定性网络关键技术和挑战[J]. 天地一体化信息网络, 2023,4(3):99-106. DOI: 10.11959/j.issn.2096-8930.2023035.
Ruoyu JI, Hengsheng ZHANG, Meihui LIU, et al. Key Technologies and Challenges of Satellite Deterministic Network[J]. Space-integrated-ground information networks, 2023, 4(3): 99-106. DOI: 10.11959/j.issn.2096-8930.2023035.
卫星互联网是满足未来无处不在的网络接入的重要手段,具有覆盖范围广、通信容量大、全球无缝连接等优点,在灾害预防、海洋作业等方面具有广泛的应用场景。从卫星互联网如何实现确定性传输的愿景出发,结合现有的确定性网络技术,提出卫星确定性网络架构,指出卫星确定性网络中确定性接入、多业务差异化保障、动态资源分配和路径备份方面存在的挑战以及未来的发展方向。
Satellite internet is an important means to meet the ubiquitous network access in the future.It has a wide range of application scenarios in disaster prevention
marine operation and scientific research broadband on account of its wide coverage
large communication capacity and global seamless connection.Started from the vision of the deterministic transmission of satellite internet
combined with the existing deterministic network technology
the satellite deterministic network architecture was put forward
and the existing challenges and future development in deterministic access
multi-service differentiation guarantee
dynamic resource allocation and path backup of satellite deterministic network were pointed out.
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KREUTZ D , RAMOS F M V , VERÍSSIMO P E , , et al . Software-defined networking:a comprehensive survey [J ] . Proceedings of the IEEE , 2015 , 103 ( 1 ): 14 - 76 .
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张浩然 . 异构无线网络联合资源管理中接入控制策略的研究 [D ] . 合肥:中国科学技术大学 , 2013 .
ZHANG H R . Radio access control in radio resource management of heterogeneous wireless networks [D ] . Hefei:University of Science and Technology of China , 2013 .
CHEN Q , MENG W X , LI S X , et al . Civil aircrafts augmented space-air-ground-integrated vehicular networks:motivation,breakthrough,and challenges [J ] . IEEE Internet of Things Journal , 2022 , 9 ( 8 ): 5670 - 5683 .
ZHANG T , LI J D , LI H Y , et al . Application of time-varying graph theory over the space information networks [J ] . IEEE Network , 2020 , 34 ( 2 ): 179 - 185 .
刘坤 . 低轨卫星互联网的随机网络演算分析 [D ] . 西安:西安电子科技大学 , 2017 .
LIU K . Analysis of LEO satellite network with stochastic network calculus [D ] . Xi'an:Xidian University , 2017 .
罗倩 , 鲁勇 , 刘魁 , 等 . 面向 SDN 的基于节点重要性的动态带宽预留算法 [J ] . 西北师范大学学报(自然科学版) , 2020 , 56 ( 6 ): 53 - 62 .
LUO Q , LU Y , LIU K , et al . SDN oriented dynamic bandwidth reservation algorithm based on node importance [J ] . Journal of Northwest Normal University (Natural Science) , 2020 , 56 ( 6 ): 53 - 62 .
CAO J X . Towards tenant demand-aware bandwidth allocation strategy in cloud datacenter [J ] . Future Generation Computer Systems , 2020 , 105 : 904 - 915 .
李硕朋 , 方娟 , 陈肯 . 基于 SRv6 的确定性网络服务共享保护方案 [J ] . 通信学报 , 2021 , 42 ( 10 ): 32 - 42 .
LI S P , FANG J , CHEN K . DetNet service share protection scheme based on SRv6 [J ] . Journal on Communications , 2021 , 42 ( 10 ): 32 - 42 .
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