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国家自然科学基金(61221002): 作品数：10被引量：804H指数：4; 导出分析报告; 相关作者：尤肖虎高西奇王东明魏浩曹淑敏更多>>; 相关机构：东南大学工业和信息化部中国工程院更多>>; 相关期刊：《中国科学：信息科学》《China Communications》《Science China(Information Sciences)》更多>>; 相关主题：MIMOTRAFFICMASSIVE移动通信无线网络技术更多>>; 相关领域：电子电信更多>>

Coverage Optimization of LTE Networks Based on Antenna Tilt Adjusting Considering Network Load被引量：4: 《China Communications》2017年第5期48-58,共11页NhuQuan Phan ThiOanh Bui Huilin Jiang Pei Li Zhiwen Pan Nan Liu; supported by National 863 Program(2014AA01A702);National Major Project(2013ZX03001032-004);National Natural Science Foundation(61221002 and 61201170);the Fundamental Research Funds for the Central Universities(CXLX13 093); In this paper,we investigate the coverage optimization for LTE networks considering the network load. The network coverage is defined as the number of served users of evolved Node B(eNB)which is determined by e NBs' a...; 关键词：LTE networks antenna tilt angle coverage optimization and modified particle swarm optimization

Antenna selection for two-way full duplex massive MIMO networks with amplify-and-forward relay被引量：1: 《Science China(Information Sciences)》2017年第2期112-121,共10页Kang SONG Chunguo LI Yongming HUANG Luxi YANG; supported by National High-Tech R&D Program of China (863) (Grant No. 2014AA01A704);National Basic Research Program of China (973) (Grant No. 2013CB336600);National Natural Science Foundation of China (Grants Nos. 61372101, 61422105, 61271018, 61201172, 61221002);Research Project of Jiangsu Province of China (Grant Nos. BK20130019, BE2015156);National Key Project of Underwater Acoustic Communications (Grant No. 8904004739); In this paper, the antenna selection problem is investigated for the relaying system with the base station having massive multiple antennas, where the relay station works in the full duplex mode and the two-way protoc...; 关键词：AMPLIFY-AND-FORWARD bit error rate full duplex massive MIMO outage probability performance analysis

TDD reciprocity calibration for multi-user massive MIMO systems with iterative coordinate descent被引量：2: 《Science China(Information Sciences)》2016年第10期89-98,共10页Hao WEI Dongming WANG Jiangzhou WANG Xiaohu YOU; supported in part by National Basic Research Program of China (973) (Grant Nos. 2013CB336600, 2012CB316004);National Natural Science Foundation of China (NSFC) (Grant No. 61221002, 61271205);National High Technology Research and Development Program of China (863) (Grant No. 2014AA01A706);Colleges and Universities in Jiangsu Province Plans to Graduate Research and Innovation (Grant No. KYLX15 0075); For massive multiple-input multiple-output （MIMO） antenna systems, time division duplexing （TDD） is preferred since the downlink precoding matrix can be obtained through the uplink channel estimation, thanks to th...; 关键词：TDD reciprocity calibration total least squares coordinate descent large-scale MIMO

Optimal remote radio head selection for cloud radio access networks被引量：1: 《Science China(Information Sciences)》2016年第10期206-217,共12页Chunguo LI Kang SONG Dongming WANG Fu-Chun ZHENG Luxi YANG; supported by National Basic Research Program of China (973) (Grant Nos. 2012CB316004, 2013CB336600);National Natural Science Foundation of China (Grant Nos. 61372101, 61221002);National High Technology Research and Development Program of China (863) (Grant Nos. 2014AA012104);Fundamental Research Funds for the Central Universities and the Open Research Fund of Key Lab of Broadband Wireless Communications and Sensor Network Technologies (NJUPT), Ministry of Education (Grant No. NYKL201502);Funding of Supporting Excellent Young Professors for Teaching and Research in Southeast University.; The cloud radio access network （C-RAN） promises significant gain to the data rate over the LTE- advarmed by transferring the burdensome baseband signal processing from the remote radio heads （RRHs） to the baseband...; 关键词：cloud radio access network （C-RAN） baseband unit （BBU） front-haul remote radio head （RRH）

Downlink SINR and Rate Distribution of Ultra-Dense Het Nets with Burst Traffic被引量：1: 《China Communications》2016年第9期24-32,共9页Xin Liu Zhiwen Pan Nan Liu Xiaohu You; partially supported by National 863 Program(2014AA01A702);National Basic Research Program of China(973 Program 2012CB316004);National Natural Science Foundation(61271205,61221002 and 61201170); SINR distribution and rate overage distribution are crucial for optimization of deployment of Ultra-dense Het Nets.Most existing literatures assume that BSs have full queues and full-buffer traffic.In fact,due to ultr...; 关键词：Ultra-dense HetNet SINR and rate distribution stochastic geometry burst traffic non-uniform network

面向5G的大规模天线无线传输理论与技术被引量：57: 《中国科学：信息科学》2016年第1期3-21,共19页王东明张余魏浩尤肖虎高西奇王江舟; 国家重点基础研究发展计划(973计划)(批准号:2013CB336600);国家自然科学基金(批准号:61221002;61271205;61501113);国家高技术研究发展计划(863计划)(批准号:2014AA01A704);江苏省自然科学基金(批准号:BK20150630)资助项目; 为了满足2020年无线通信传输速率达到现有系统千倍的需求,研究学者已开始了5G移动通信系统的研发.相比第四代(4G),第五代(5G)移动通信需要在无线传输技术上取得突破性创新,以实现频谱效率和功率效率提升10倍的目标.其中,进一步挖掘多天...; 关键词：5G 大规模MIMO 大规模分布式天线系统频谱效率信道信息获取多用户MIMO 资源分配

分布式大规模MIMO系统中迭代坐标下降互易性校准算法被引量：3: 《中国科学：信息科学》2016年第1期61-74,共14页魏浩王东明尤肖虎; 国家重点基础研究发展计划(973计划)(批准号:2013CB336600);国家自然科学基金(批准号:61221002;61271205);国家高技术研究发展计划(863计划)(批准号:2014AA01A706);江苏省普通高校研究生科研创新计划(批准号:KYLX15 0075)资助项目; 分布式大规模多输入多输出(MIMO)系统中,利用时分双工模式的信道互易特性,发送端的接入节点可以根据估计得到的上行信道状态信息来进行下行发送预编码的设计.然而,完整的通信信道还包含收发两端的射频电路.而射频增益的失配,破坏了通信...; 关键词：互易性校准大规模MIMO 坐标下降总体最小二乘块对角化

Energy-efficient resource allocation for OFDMA relay systems with imperfect CSIT被引量：2: 《Science China(Information Sciences)》2015年第8期126-138,共13页WANG XiaoMing ZHENG FuChun ZHU PengCheng MENG Chao YOU XiaoHu; supported by National Basic Research Program of China(973 Program)(Grant No.2012CB316004);National Natural Science Foundation of China(Grant Nos.61231009,61101086,61221002);National Hightech R&D Program of China(863 Program)(Grant No.2012AA011401); In this paper, we propose an energy-efficient resource allocation scheme for the downlink of decode- and-forward relay-assisted orthogonal frequency division multiple access systems. The resource allocation is designe...; 关键词：energy efficiency relay systems OFDMA DECODE-AND-FORWARD imperfect CSIT

An energy minimization algorithm based on distributed dynamic clustering for long term evolution(LTE) heterogeneous networks被引量：13: 《Science China(Information Sciences)》2015年第4期99-110,共12页TONG En DING Fei PAN ZhiWen YOU Xiao Hu; partially supported by National Major Project (Grant No. 2013ZX03001032-004);National Hightech R&D Program of China (863 Program) (Grant No. 2014AA01A702);National Natural Science Foundation of China (Grant No. 61221002);Jiangsu Provincial Key Technology R&D Program (Grant No. BE2012165);Huawei Co., Ltd.; Energy saving has become an important issue in wireless communications from both environment and economic considerations. In this paper, an energy minimization algorithm based on distributed dynamic clustering （DDCEM...; 关键词：energy efficiency heterogeneous network TRAFFIC CLUSTER sleeping probability cost

5G移动通信发展趋势与若干关键技术被引量：728: 《中国科学：信息科学》2014年第5期551-563,共13页尤肖虎潘志文高西奇曹淑敏邬贺铨; 国家高技术研究发展计划(批准号:2014AA01A704);国家自然科学基金委员会创新群体(批准号:61221002);Intel公司资助项目; 第5代移动通信系统(5G)是面向2020年之后的新一代移动通信系统,其技术发展尚处于探索阶段.结合国内外移动通信发展的最新趋势,本文对5G移动通信发展的基本需求、技术特点与可能发展途径进行了展望,并分无线传输和无线网络两个部分,重点...; 关键词：5G 关键技术发展趋势无线传输技术无线网络技术

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