COMMUNICATION_SYSTEMS

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Preamble slice orderly queue access scheme in cell-free dense communication systems
《Digital Communications and Networks》2025年第1期126-135,共10页Jun Sun Mengzhu Guo Jian Liu 
supported in part by the National Natural Science Foundation of China under grants 61771255;in part by the Provincial and Ministerial Key Laboratory Open Project under grant 20190904;in part by the Key Technologies R&D Program of Jiangsu (Prospective and Key Technologies for Industry)under Grants BE2022067,BE2022067-1 and BE2022067-2。
High reliability applications in dense access scenarios have become one of the main goals of 6G environments.To solve the access collision of dense Machine Type Communication(MTC)devices in cell-free communication sys...
关键词：Machine type communication Random access Reinforcement learning Access success probability Federated learning 
Towards intelligent and trustworthy task assignments for 5G-enabled industrial communication systems
《Digital Communications and Networks》2025年第1期246-255,共10页Mingfeng Huang Anfeng Liu Neal N.Xiong Athanasios V.Vasilakos 
supported by the National Natural Science Foundation of China under Grant No.62072475 and No.62302062;in part by the Hunan Provincial Natural Science Foundation of China under Grant Number 2023JJ40081。
With the unprecedented prevalence of Industrial Internet of Things(IIoT)and 5G technology,various applications supported by industrial communication systems have generated exponentially increased processing tasks,whic...
关键词：Industrial Internet of Things Insufficient workers Trust evaluation Social relation Task assignment 
A deep reinforcement learning framework and its implementation for UAV-aided covert communication
《Chinese Journal of Aeronautics》2025年第2期403-417,共15页Shu FU Yi SU Zhi ZHANG Liuguo YIN 
This study was co-supported by the National Natural Science Foundation of China(No.62025110&62271093);the Natural Science Foundation of Chongqing,China(No.CSTB2023NSCQ-LZX0108).
In this work,we consider an Unmanned Aerial Vehicle(UAV)-aided covert transmission network,which adopts the uplink transmission of Communication Nodes(CNs)as a cover to facilitate covert transmission to a Primary Comm...
关键词：Covert communication Unmanned aerial vehicle Deep reinforcement learning Trajectory planning Power allocation Communication systems 
Performance Analysis of Spatial Modulation Aided UAV Communication Systems in Cooperative Relay Networks
《Chinese Journal of Electronics》2024年第6期1492-1503,共12页Xiangbin YU Mingfeng XIE Ning LI Cuimin PAN 
supported by the National Natural Science Foundation of China (Grant Nos. 61971220 and 62031017)。
In this paper, by introducing the spatial modulation(SM) scheme into the unmanned aerial vehicle(UAV) relaying system, an SM-aided UAV(SM-UAV) cooperative relay network is presented. The performance of the SM-UAV rela...
关键词：Unmanned aerial vehicle relaying Spatial modulation Amplify and forward protocol Bit error rate Diversity gain Cooperative network 
Beamforming prediction based on the multireward DQN framework for UAV-RIS-assisted THz communication systems
《Science China(Information Sciences)》2024年第12期329-330,共2页Yuewei WU Peng XU Yi LV Dongming WANG Feifei GAO Jiangzhou WANG 
The terahertz(THz)frequency band offers abundant bandwidth resources but is highly sensitive to obstacles.Attaching a reconfigurable intelligent surface(RIS)to an unmanned aerial vehicle(UAV)to achieve 360-degree pano...
关键词：antenna communication RECONFIGURABLE 
Secure Transmission Scheme for Blocks in Blockchain-Based Unmanned Aerial Vehicle Communication Systems
《Computers, Materials & Continua》2024年第11期2195-2217,共23页Ting Chen Shuna Jiang Xin Fan Jianchuan Xia Xiujuan Zhang Chuanwen Luo Yi Hong 
supported in part by the National Key R&D Program of China under Grant 2022YFB3104503;in part by the China Postdoctoral Science Foundation under Grant 2024M750199;in part by the National Natural Science Foundation of China under Grants 62202054,62002022 and 62472251;in part by the Fundamental Research Funds for the Central Universities under Grant BLX202360.
In blockchain-based unmanned aerial vehicle(UAV)communication systems,the length of a block affects the performance of the blockchain.The transmission performance of blocks in the form of finite character segments is ...
关键词：Unmanned aerial vehicles blockchain finite blocklength block transmission alternating optimization 
IRS-enabled NOMA communication systems:A network architecture primer with future trends and challenges
《Digital Communications and Networks》2024年第5期1503-1528,共26页Haleema Sadia Ahmad Kamal Hassan Ziaul Haq Abbas Ghulam Abbas Muhammad Waqas Zhu Han 
supported by Higher Education Commission(HEC)of Pakistan through its National Research Program for Universities(NRPU)[Ref.No.20-14560/NRPU/R&D/HEC/2021];support provided by HEC。
Non-Orthogonal Multiple Access(NOMA)has already proven to be an effective multiple access scheme for5th Generation(5G)wireless networks.It provides improved performance in terms of system throughput,spectral efficienc...
关键词：Intelligent reflecting surface Non-orthogonal multiple access 6G BEAMFORMING Sum rate Energy efficiency 
Channel estimation in integrated radar and communication systems with power amplifier distortion
《Journal of Systems Engineering and Electronics》2024年第5期1098-1108,共11页LIU Yan YI Jianxin WAN Xianrong RAO Yunhua HAO Caiyong 
supported by the National Natural Science Foundation of China(61931015,62071335,62250024);the Natural Science Foundation of Hubei Province of China(2021CFA002);the Fundamental Research Funds for the Central Universities of China(2042022dx0001);the Science and Technology Program of Shenzhen(JCYJ20170818112037398).
To reduce the negative impact of the power amplifier(PA)nonlinear distortion caused by the orthogonal frequency division multiplexing(OFDM)waveform with high peak-to-average power ratio(PAPR)in integrated radar and co...
关键词：channel estimation integrated radar and communication(RadCom) passive sensing nonlinear distortion power amplifier(PA) pilot pattern 
On Normalized Least Mean Square Based Interference Cancellation Algorithm for Integrated Sensing and Communication Systems
《ZTE Communications》2024年第3期21-28,共8页YU Xiaohui YU Shucheng LIU Xiqing PENG Mugen 
supported in part by the National Key Research and Development Program of China under Grant No.2021YFB2900200;in part by National Natural Science Foundation of China under Grant Nos.61925101 and 62271085;in part by Beijing Natural Science Foundation under Grant No.L223007-2.
Integrated sensing and communication(ISAC)technology is a promising candidate for next-generation communication systems.However,severe co-site interference in existing ISAC systems limits the communication and sensing...
关键词：interference management OFDM 5G new radio interference cancellation radio frequency domain 
Trajectory Tracking for MmWave Communication Systems via Cooperative Passive Sensing
《ZTE Communications》2024年第3期29-36,共8页YU Chao LYU Bojie QIU Haoyu WANG Rui 
A cooperative passive sensing framework for millimeter wave(mmWave)communication systems is proposed and demonstrated in a scenario with one mobile signal blocker.Specifically,in the uplink communication with at least...
关键词：mmWave communications integrated sensing and communication trajectory tracking passive sensing 
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