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DOWNLINK: 作品数：161被引量：177H指数：6; 导出分析报告; 相关领域：电子电信更多>>; 相关作者：尤肖虎陈明徐跃平李阳何叶松更多>>; 相关机构：东南大学中国医科大学国防科学技术大学公安部第三研究所更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划高等学校学科创新引智计划更多>>

Hybrid millimeter wave heterogeneous networks with spatially correlated user equipment: 《Digital Communications and Networks》2024年第4期904-917,共14页Arif Ullah Ziaul Haq Abbas Ghulam Abbas Fazal Muhammad Jae-Mo Kang; In this paper,we analyze a hybrid Heterogeneous Cellular Network(HCNet)framework by deploying millimeter Wave(mmWave)small cells with coexisting traditional sub-6GHz macro cells to achieve improved coverage and high d...; 关键词：Downlink cell association Heterogeneous cellular networks Integrated sub-6GHz and mmWave networks Millimeter wave communications Poisson cluster process

Downlink network-coded multiple access with diverse power: 《Digital Communications and Networks》2024年第4期956-964,共9页Bohao Cao Zheng Xiang Peng Ren Qiao Li Baoyi Xu; Normally,in the downlink Network-Coded Multiple Access(NCMA)system,the same power is allocated to different users.However,equal power allocation is unsuitable for some scenarios,such as when user devices have differen...; 关键词：Network-coded multiple access Physical-layer network coding Multi-user decoder Power allocation Throughput Downlink network

Iterative Signal Detection Based Soft Interference Cancellation for Satellite-Terrestrial Downlink NOMA Systems: 《China Communications》2024年第8期249-263,共15页Sun Meng Zhang Qi Yao Haipeng Gao Ran Xin Xiangjun Tian Feng Feng Weiying Chen Dong; supported by the National Key Research and Development Program of China(No.2021YFB2900602);the National Natural Science Foundation of China(No.61875230).; To improve the bit error rate(BER)performance of multi-user signal detection in satelliteterrestrial downlink non-orthogonal multiple access(NOMA)systems,an iterative signal detection algorithm based on soft interfere...; 关键词：non-orthogonal multiple access(NOMA) resource allocation satellite-terrestrial communication signal detection soft interference cancellation

Modeling and Performance Analysis of UAV-Aided Millimeter Wave Cellular Networks with Stochastic Geometry: 《China Communications》2024年第6期146-162,共17页Li Junruo Wang Yuanjie Cui Qimei Hou Yanzhao Tao Xiaofeng; supported by National Natural Science Foundation of China (No.62001135);the Joint funds for Regional Innovation and Development of the National Natural Science Foundation of China(No.U21A20449);the Beijing Natural Science Foundation Haidian Original Innovation Joint Fund (No.L232002); UAV-aided cellular networks,millimeter wave(mm-wave) communications and multi-antenna techniques are viewed as promising components of the solution for beyond-5G(B5G) and even 6G communications.By leveraging the power...; 关键词：average rate DOWNLINK millimeter wave point process theory SIR stochastic geometry UAVaided cellular networks

Blind Signal Reception in Downlink Generalized Spatial Modulation Multiuser MIMO System Based on Minimum Output Energy: 《Chinese Journal of Electronics》2024年第2期504-515,共12页Wei-Chiang WU; This paper considers downlink multiuser multiple-input-multiple-output system with parallel spatial modulation scheme,in which base station transmitter antennas are separated into K groups corresponding to K user term...; 关键词：Generalized spatial modulation Multiuser multiple-input-multiple-output Multiuser interference Minimum output energy Minimax.

Channel-Feedback-Free Transmission for Downlink FD-RAN:A Radio Map Based Complex-Valued Precoding Network Approach: 《China Communications》2024年第4期10-22,共13页Zhao Jiwei Chen Jiacheng Sun Zeyu Shi Yuhang Zhou Haibo Xuemin(Sherman)Shen; supported in part by the National Natural Science Foundation Original Exploration Project of China under Grant 62250004;the National Natural Science Foundation of China under Grant 62271244;the Natural Science Fund for Distinguished Young Scholars of Jiangsu Province under Grant BK20220067;the Natural Sciences and Engineering Research Council of Canada (NSERC); As the demand for high-quality services proliferates,an innovative network architecture,the fully-decoupled RAN(FD-RAN),has emerged for more flexible spectrum resource utilization and lower network costs.However,with ...; 关键词：beamforming complex neural networks deep learning FD-RAN

HetNets Under Decoupled Uplink and Downlink Access with UE Random Discontinuous Transmission: Local Delay and Energy Efficiency: 《China Communications》2024年第3期205-216,共12页Zhang Yue Zheng Fuchun Luo Jingjing; supported in part by the National Key R&D Program of China under Grant 2021YFB 2900304;the Shenzhen Science and Technology Program under Grants KQTD20190929172545139 and ZDSYS20210623091808025.; Due to the limited uplink capability in heterogeneousnetworks (HetNets), the decoupled uplinkand downlink access (DUDA) mode has recently beenproposed to improve the uplink performance. In thispaper, the random discon...; 关键词：decoupled uplink and downlink access(DUDA) heterogeneous networks(HetNets) random discontinuous transmission(DTX) stochastic geometry

Deep Learning-Based Radio Map for MIMO-OFDM Downlink Precoding被引量：1: 《Journal of Communications and Information Networks》2023年第3期203-211,共9页Wei Wang Bin Yang Wei Zhang; This work was supported in part by the Key Area Research and Development Program of Guangdong Province under Grant 2020B0101110003;in part by the National Natural Science Foundation of China under Grant 62201309.The associate editor coordinating the review of this paper and approving it for publication was L.Bai。; Radio map is an advanced technology that mitigates the reliance of multiple-input multiple-output(MIMO)beamforming on channel state information(CSI).In this paper,we introduce the concept of deep learning-based radio ...; 关键词：radio map deep learning MIMO taskoriented approach

Transformer-based downlink precoding design in massive MIMO systems for 5G-advanced and 6G被引量：1: 《Science China(Information Sciences)》2023年第9期299-300,共2页Hao JIANG Linglong DAI; National Key Research and Development Program of China(Grant No.2020YFB1805005);National Natural Science Foundation of China(Grant No.62031019)。; Massive multiple-input multiple-output(MIMO)with a larger number of base station(BS)antennas has been regarded as a key technique to support digital twins and the metaverse in future 5G-Advanced and 6G[1].To realize t...; 关键词：MIMO CODING MASSIVE

Downlink Resource Allocation for NOMA-Based Hybrid Spectrum Access in Cognitive Network被引量：3: 《China Communications》2023年第9期171-184,共14页Yong Zhang Zhenjie Cheng Da Guo Siyu Yuan Tengteng Ma Zhenyu Zhang; the National Natural Science Foundation of China(Grant No.61971057).; To solve the contradiction between limited spectrum resources and increasing communication demand,this paper proposes a wireless resource allocation scheme based on the Deep Q Network(DQN)to allocate radio resources i...; 关键词：cognitive network network slicing non-orthogonal multiple access hybrid spectrum access resource allocation deep reinforcement learning

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