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Passive Integrated Sensing and Communication Scheme Based on RF Fingerprint Information Extraction for Cell-Free RAN
《China Communications》2025年第1期171-181,共11页Yu Jingxuan Zeng Fan Li Jiamin Liu Feiyang Zhu Pengcheng Wang Dongming You Xiaohu 
supported in part by the National Key Research and Development Program under Grant(2021YFB2900300);by the National Natural Science Foundation of China(NSFC)under Grants 61971127,61871122;by the Southeast University-China Mobile Research Institute Joint Innovation Center,and by the Major Key Project of PCL(PCL2021A01-2).
This paper investigates how to achieve integrated sensing and communication(ISAC)based on a cell-free radio access network(CF-RAN)architecture with a minimum footprint of communication resources.We propose a new passi...
关键词：CF-RAN ISAC passive sensing RF fingerprinting 
A Hybrid Small-Cell and Clustered Cell-Free Massive MIMO System under Mobility Scenarios
《China Communications》2024年第12期49-65,共17页Lu Guangyan Li Lihua Tian Hui 
This work was supported by the China National Key Research and Development Plan(No.2020YFB1807204).
Recently,cell-free(CF)massive multipleinput multiple-output(MIMO)becomes a promising architecture for the next generation wireless communication system,where a large number of distributed access points(APs)are deploye...
关键词：access point(AP)selection clustered cell-free Doppler shift effect massive multiple-input multiple-output(MIMO) small-cell 
Network-Assisted Full-Duplex Cell-Free mmWave Massive MIMO Systems with DAC Quantization and Fronthaul Compression
《China Communications》2024年第11期75-87,共13页Li Jiamin Fan Qingrui Zhang Yu Zhu Pengcheng Wang Dongming Wu Hao You Xiaohu 
supported in part by the National Natural Science Foundation of China(NSFC)under Grants 61971127,61871465,61871122;in part by the National Key Research and Development Program under Grant 2020YFB1806600;in part by the open research fund of National Mobile Communications Research Laboratory,Southeast University under Grant 2022D11。
In this paper,we investigate networkassisted full-duplex(NAFD)cell-free millimeter-wave(mmWave)massive multiple-input multiple-output(MIMO)systems with digital-to-analog converter(DAC)quantization and fronthaul compre...
关键词：cell-free massive MIMO DAC quantization millimeter-wave network-assisted full-duplex 
Deep Reinforcement Learning Based Joint Cooperation Clustering and Downlink Power Control for Cell-Free Massive MIMO
《China Communications》2024年第11期1-14,共14页Du Mingjun Sun Xinghua Zhang Yue Wang Junyuan Liu Pei 
supported by Guangdong Basic and Applied Basic Research Foundation under Grant 2024A1515012015;supported in part by the National Natural Science Foundation of China under Grant 62201336;in part by Guangdong Basic and Applied Basic Research Foundation under Grant 2024A1515011541;supported in part by the National Natural Science Foundation of China under Grant 62371344;in part by the Fundamental Research Funds for the Central Universities;supported in part by Knowledge Innovation Program of Wuhan-Shuguang Project under Grant 2023010201020316;in part by Guangdong Basic and Applied Basic Research Foundation under Grant 2024A1515010247。
In recent times,various power control and clustering approaches have been proposed to enhance overall performance for cell-free massive multipleinput multiple-output(CF-mMIMO)networks.With the emergence of deep reinfo...
关键词：cell-free massive MIMO CLUSTERING deep reinforcement learning power control 
Optimal AP Deployment in Cell-Free Massive MIMO Systems with LoS/NLoS Transmissions:A Stochastic Geometry Approach被引量：1
《China Communications》2024年第9期146-158,共13页Jiang Ling Zhang Qi Zhu Hongbo 
supported in part by the National Natural Science Foundation of China under Grant 62171231;in part by the Jiangsu Provincial Key Research and Development Program(No.BE2020084-1)。
Cell-free massive multiple-input multipleoutput(MIMO)is a promising technology for future wireless communications,where a large number of distributed access points(APs)simultaneously serve all users over the same time...
关键词：cell-free massive MIMO energy efficiency LoS/NLoS transmissions stochastic geometry 
Joint Flexible Duplexing and Power Allocation with Deep Reinforcement Learning in Cell-Free Massive MIMO System被引量：7
《China Communications》2023年第4期73-85,共13页Danhao Deng Chaowei Wang Zhi Zhang Lihua Li Weidong Wang 
supported by the National Key R&D Program of China under Grant 2020YFB1807204;the BUPT Excellent Ph.D.Students Foundation under Grant CX2022306。
Network-assisted full duplex(NAFD)cellfree(CF)massive MIMO has drawn increasing attention in 6G evolvement.In this paper,we build an NAFD CF system in which the users and access points(APs)can flexibly select their du...
关键词：cell-free massive MIMO flexible duplexing sum fair spectral efficiency deep reinforcement learning asynchronous advantage actor-critic 
A Successful Transmission Probability Based AP Clustering Scheme in User-Centric Cell-Free Networks被引量：2
《China Communications》2022年第12期118-128,共11页Xiaokang Zhou Huiyun Xia Shaochuan Wu 
Cell-free network is a promising architecture with numerous merits in energy efficiency and macro diversity,which is easy and flexible to integrate with other communication technologies.However,its current network top...
关键词：cell-free network user-centric network AP clustering 
Beamforming Optimization for RIS-Aided SWIPT in Cell-Free MIMO Networks被引量：3
《China Communications》2021年第9期175-191,共17页Ziyi Yang Yu Zhang 
National Natural Science Foundation of China(Fund number 61620106001)。
Reconfigurable intelligent surface(RIS)is a promising technology that utilizes massive low-cost elements to reflect incident signals to desired direction.In this paper,we consider a RIS-aided cell free multiple-input ...
关键词：cell-free networks SWIPT Reconfigurable intelligent surface SCA ADMM 
Spectral Efficiency of Superimposed Pilots in Cell-Free Massive MIMO Systems with Hardware Impairments被引量：1
《China Communications》2021年第6期146-161,共16页Yao Zhang Meng Zhou Haitao Zhao Longxiang Yang Hongbo Zhu 
This work was supported in part by the National Natural Science Foundation of China under Grants 62071246,61771252,61861039,and 61427801;in part by the National Key Research and Development Program of China under Grants 2020YFB1806608 and 2018YFC1314903;in part by the Jiangsu Province Special Fund Project for Transformation of Scientific and Technological Achievements under Grant BA2019058;in part by the Major Natural Science Research Project of Jiangsu Higher Education Institutions under Grant 18KJA510005;in part by the Postgraduate Research&Practice Innovation Program of Jiangsu Province under Grants SJKY190740 and KYCX200709.
In this paper,the spectral efficiency(SE)of an uplink hardware-constrained cell-free massive multi-input multi-output(MIMO)system with maximal ratio combining(MRC)receiver filters in the context of superimposed pilots...
关键词：cell-free massive MIMO hardware impairments superimposed pilots spectral efficiency 
Wireless Powered IoE for 6G: Massive Access Meets Scalable Cell-Free Massive MIMO被引量：11
《China Communications》2020年第12期92-109,共18页Shuaifei Chen Jiayi Zhang Yu Jin Bo Ai 
A key challenge to the scalable deployment of the energy self-sustainability(ESS)Internet of Everything(IoE)for sixth-generation(6G)networks is juggling massive connectivity and high spectral efficiency(SE).Cell-free ...
关键词：6G network cell-free massive MIMO energy self-sustainability Internet of Everything 
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