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Modeling and Simulation of Packet Delivery Rate in LTE-V Network Based on Markov Chain

查看全文 作  者:Mengkai [1]Shi;Yaohan [2]Tang;Xiangyun [4]Zhang;Yi [3]Zhang;Jun [4]Xu 高影响力作者 机构地区:[1]the Department of Automation,Tsinghua University,Beijing 100084,China;[2]the School of Airport Engineering and Transportation Management,Civil Aviation Flight University of China,Guanghan 618300,China;[3]the Department of Automation,Beijing National Research Center for Information Science and Technology(BNRist),Tsinghua University,Beijing 100084,China;[4]China Unicom Network Technology Research Institute,Beijing 100091,Chin高影响力机构 出  处:《Tsinghua Science and Technology》索引2020年第25卷第3期,共11页高影响力期刊 基  金:supported in part by the National Key Research and Development Program of China (No. 2018YFB1600600);the National Natural Science Foundation of China (No. 61673233) 摘  要:As one of the most promising communication technologies for vehicular networks, LTE-V has the advantages of wide coverage and a high transmission rate. 3 GPP released the technical specification of LTE-V in March 2017, launching a spate of related research and industrialization. In this paper, we propose a communication model based on Markov process to evaluate the reliability of LTE-V. We derived the Packet Delivery Rate(PDR) of LTE-V based on the model. Moreover, we use Poisson process to model the distribution of vehicles on a highway,then combine the communication model with the vehicles’ distribution to derive the PDR under this scenario. To verify the correctness of the proposed model, we established a simulation program on the MATLAB platform. By comparing the simulation results and the mathematical results, we found that simulation results are a very good fit for the model. 关 键 词:Vehicle-to-everything(V2X) LTE-V vehicle infrastructure cooperation system packet delivery rate
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