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1. 西安电子科技大学,陕西 西安 710071
2. 中国电子科学研究院,北京 100041
[ "张闰馨(2001-),女,西安电子科技大学硕士生,主要研究方向为空间信息网络、物联网等" ]
[ "张顺(1985-),男,博士,西安电子科技大学教授,博士生导师,主要研究方向为毫米波大规模MIMO智能组网、空间信息网络、新一代短距无线通信、智能超表面辅助组网技术以及无线组网验证平台等" ]
[ "马建鹏(1990-),男,博士,西安电子科技大学副教授,主要研究方向为毫米波大规模MIMO网络、空间信息网络、下一代无线局域网、特种通信网络的物理层和链路层理论与工程应用等" ]
[ "张景(1974-),男,中国电子科学研究院研究员级高级工程师,主要研究方向为基于5G移动通信技术体制的卫星无线接入网技术、基于4G/5G技术体制的时敏专网、移动边缘计算技术在行业专用中的应用等" ]
[ "吴云飞(1992-),男,中国电子科学研究院工程师,主要研究方向为天基边缘计算技术、星地融合网络接入技术、卫星物联网传输技术等" ]
网络出版日期:2022-12,
纸质出版日期:2022-12-20
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张闰馨, 张顺, 马建鹏, 等. 低轨卫星通信网络中HARQ技术研究[J]. 天地一体化信息网络, 2022,3(4):92-100.
Runxin ZHANG, Shun ZHANG, Jianpeng MA, et al. Research on HARQ Technology in Low-Orbit Satellite Communication Network[J]. Space-integrated-ground information networks, 2022, 3(4): 92-100.
张闰馨, 张顺, 马建鹏, 等. 低轨卫星通信网络中HARQ技术研究[J]. 天地一体化信息网络, 2022,3(4):92-100. DOI: 10.11959/j.issn.2096-8930.2022047.
Runxin ZHANG, Shun ZHANG, Jianpeng MA, et al. Research on HARQ Technology in Low-Orbit Satellite Communication Network[J]. Space-integrated-ground information networks, 2022, 3(4): 92-100. DOI: 10.11959/j.issn.2096-8930.2022047.
探讨如何将HARQ技术进行进一步拓展,使之适用于低轨卫星通信网络。首先对传统的HARQ技术进行阐述;然后在此基础上,分别对基于低密度奇偶校验码的HARQ方案和基于信息组校验码的HARQ方案进行研究,并通过仿真分析方案的性能;最后针对HARQ重传机制中的重传单元分析合适的反馈方案,为低轨卫星通信网络中的HARQ技术研究提供一定的参考。
How to extend the HARQ technique to made it suitabled for LEO satellite communication network was explored.First the traditional HARQ technology was expounded.Based on this
the HARQ scheme based on low density parity check code (LDPC) and the HARQ scheme based on message group check code (BCC) were studied respectively
the performance of the schemes was analyzed through simulation.Finally
suitable feedback schemes were analyzed for the retransmission units in the HARQ retransmission mechanism
which provided some reference for the research of HARQ technology in LEO satellite communication networks.
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