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Physical-Layer Secret Key Generation for Dual-Task Scenarios
《China Communications》2024年第7期252-266,共15页Yang Lilin Li Guyue Guo Tao Xu Hao Hu Aiqun 
supported in part by the National Key R&D Program of China(No.2022YFB2902202);in part by the Fundamental Research Funds for the Central Universities(No.2242023K30034);in part by the National Natural Science Foundation of China(No.62171121,U22A2001),in part by the National Natural Science Foundation of China(No.62301144);in part by the National Natural Science Foundation of Jiangsu Province,China(No.BK20211160);in part by the Southeast University Startup Fund(No.4009012301)。
Physical-layer secret key generation(PSKG)provides a lightweight way for group key(GK)sharing between wireless users in large-scale wireless networks.However,most of the existing works in this field consider only grou...
关键词：dual-task scenario information-theoretic security physical layer security secret group key generation 
Artificial Intelligence Based Multi-Scenario mmWave Channel Modeling for Intelligent High-Speed Train Communications
《China Communications》2024年第3期260-272,共13页Zhang Mengjiao Liu Yu Huang Jie He Ruisi Zhang Jingfan Yu Chongyang Wang Chengxiang 
supported by the National Key R&D Program of China under Grant 2021YFB1407001;the National Natural Science Foundation of China (NSFC) under Grants 62001269 and 61960206006;the State Key Laboratory of Rail Traffic Control and Safety (under Grants RCS2022K009);Beijing Jiaotong University, the Future Plan Program for Young Scholars of Shandong University;the EU H2020 RISE TESTBED2 project under Grant 872172
A large amount of mobile data from growing high-speed train(HST)users makes intelligent HST communications enter the era of big data.The corresponding artificial intelligence(AI)based HST channel modeling becomes a tr...
关键词：artificial intelligence channel characteristic prediction HST channel millimeter wave scenario classification 
Blockchain-Based MCS Detection Framework of Abnormal Spectrum Usage for Satellite Spectrum Sharing Scenario
《China Communications》2024年第2期32-48,共17页Ning Yang Heng Wang Jingming Hu Bangning Zhang Daoxing Guo Yuan Liu 
In this paper, the problem of abnormal spectrum usage between satellite spectrum sharing systems is investigated to support multi-satellite spectrum coexistence. Given the cost of monitoring, the mobility of low-orbit...
关键词：blockchain hypothesis test mobile crowdsensing satellite communication spectrum sharing 
An Overview of Interactive Immersive Services
《China Communications》2023年第12期1-18,共18页Xiaozhi Yuan Qingyang Wang Linfeng Zhang Li Peng Xiaojie Zhu Jinlan Ma Zhan Liu Yuxiang Jiang 
Immersive services are the typical emerging services in current IMT-2020 network.With the development of network evolution,real-time interactive applications emerge one after another.This article provides an overview ...
关键词：framework interactive immersive service key technology REQUIREMENT SCENARIO 
A Rigorous Analysis of Vehicle-to-Vehicle Range Performance in a Rural Channel Propagation Scenario as a Function of Antenna Type and Location via Simulation and Field Trails
《China Communications》2023年第11期131-141,共11页Ran Liu Daniel N.Aloi 
Vehicle-to-Everything(V2X) communications will be an essential part of the technology in future autonomous drive decision systems.A fundamental procedure is to establish a robust communication channel between end-to-e...
关键词：antenna simulation and measurement propagation channel modeling ray-tracing simula-tion V2V scenario propagation 
Radio Communication Scenarios in 5G-Railways被引量：1
《China Communications》2023年第9期235-246,共12页Ruisi He Bo Ai Zhangdui Zhong Mi Yang Chen Huang Ruifeng Chen Jianwen Ding Hang Mi Zhangfeng Ma Guiqi Sun Changzhu Liu 
the National Key R&D Program of China under Grant 2022YFF0608103;the National Natural Science Foundation of China under Grant 62271037,62001519,62221001,and 62171021;the State Key Laboratory of Rail Traffic Control and Safety under Grant RCS2022ZZ004;the Project of China State Railway Group under Grant P2020G004,SY2021G001,and P2021G012;the Central Universities under Grant 2022JBXT001.
With the rapid development of railways,especially high-speed railways,there is an increasingly urgent demand for new wireless communication system for railways.Taking the mature 5G technology as an opportunity,5G-rail...
关键词：5G-R scenario classification smart rail-ways 
Measurement-Based Channel Characterization in a Large Hall Scenario at 300 GHz被引量：1
《China Communications》2023年第4期118-131,共14页Yejian Lyu Zhiqiang Yuan Huaqiang Gao Qiuming Zhu Xiang Zhang Wei Fan 
supported by the EURAMET European Partnership on Metrology(EPM),under 21NRM03 Metrology for Emerging Wireless Standards(MEWS)project;funding from the EPM,co-financed from the European Union's Horizon Europe Research and Innovation Programme and by the Participating States。
Sub-terahertz(Sub-THz),defined as the frequency bands in 100-300 GHz,is promising for future generation communications and sensing applications.Accurate channel measurement and modeling are essential for development a...
关键词：channel measurement sub-terahertz 300 GHz channel characterization 
Measurements and Characterization for the Vehicle-to-Infrastructure Channel in Urban and Highway Scenarios at 5.92GHz被引量：4
《China Communications》2022年第4期28-43,共16页Yuanyuan Fan Yi Feng Liu Liu Shuoshuo Dong Zhaoyang Su Jiahui Qiu Xiaobo Lin 
supported by National Natural Science Foundation of China (NSFC) under grant of 61931001。
In the future smart transportation system, reliable vehicle-to-infrastructure(V2 I) communication is very important to ensure vehicle driving safety and to improve vehicle driving efficiency. In this paper, V2 I chann...
关键词：vehicle-to-infrastructure channel characterization measurement urban scenario highway scenario 
Hybrid Channel Access Mechanism Based on Coexistence Scenario of NR-Unlicensed被引量：3
《China Communications》2020年第1期49-62,共14页Zhening Zhang Jingyi Chen Mingyang Dong Yuehong Gao Jingjing Wang 
the Project “Evaluation and verification of candidate solutions for international standardization of 5G” supported by National Science and Technology Major Project of the Ministry of Science and Technology (2018ZX03001024-006)
With the rapid development of 5G NR(New Radio),the explosive increment of traffic amount is calling the utilization of unlicensed band.3GPP has proposed LAA(Licensed Assisted Access)to use LTE in unlicensed band and p...
关键词：NR-U channel access mechanism LBT power reduction 
Achievement of Interference Alignment in General Underlay Cognitive Radio Networks: Scenario Classification and Adaptive Spectrum Sharing被引量：1
《China Communications》2018年第6期98-108,共11页Mei Rong 
supported by National Natuvertexesral Science Foundation of China under Grant 61201233; 61271262 and 61701043
Interference alignment(IA) is suitable for cognitive radio networks(CRNs).However, in IA spectrum sharing(SS) process of general underlay CRNs, transmit power of cognitive radio transmitters usually should be reduced ...
关键词：cognitive radio networks spectrum sharing interference alignment scenario classification 
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