国家教育部博士点基金(20093218120021)

作品数:11被引量:12H指数:2
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相关作者:徐大专陈小敏徐雷张小飞周婷婷更多>>
相关机构:南京航空航天大学东南大学更多>>
相关期刊:《电子与信息学报》《计算机工程》《Transactions of Nanjing University of Aeronautics and Astronautics》《通信学报》更多>>
相关主题:POWERVARIABLEMIMO-OFDMMIMOMIMO_SYSTEMS更多>>
相关领域:电子电信自动化与计算机技术更多>>
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Capacity Analysis on Distributed Antenna System with Imperfect CSI over Rayleigh Fading Channel
《Transactions of Nanjing University of Aeronautics and Astronautics》2016年第6期-,共6页Wu Binbin Yu Xiangbin Wang Ying Li Yang Qiu Sainan 
supported by the Doctoral Fund of Ministry of Education of China(No.20093218120021);the Fundamental Research Funds for the Central Universities;the Research Founding of Graduate Innovation Center in NUAA(Nos.kfjj201429,kfjj20150410);the PARD of Jiangsu Higher Education Institutions,Qing Lan Project of Jiangsu
Considering that perfect channel state information(CSI)is hard to obtain in practice,the capacity of downlink distributed antennas system(DAS)with imperfect CSI is analyzed over Rayleigh fading channel.Based on the pe...
关键词:distributed antenna system capacity analysis imperfect CSI DOWNLINK path loss 
Performance of Cross-Layer Design with Power Allocation in Space-Time Coded MIMO Systems
《Transactions of Nanjing University of Aeronautics and Astronautics》2014年第4期431-439,共9页杨定礼 刘岩 虞湘宾 
Supported by the Foundation of Huaian Industrial Projects(HAG2013064);the Foundation of Huaiyin Institute of Technology(HGB1202);the Doctoral Fund of Ministry of Education of China(20093218120021)
A cross-layer design(CLD)scheme with combination of power allocation,adaptive modulation(AM)and automatic repeat request(ARQ)is presented for space-time coded MIMO system under imperfect feedback,and the corresponding...
关键词:cross-layer design(CLD) power allocation(PA) space-time coding spectral efficiency(SE) packet error rate(PER) 
信道反馈延迟的V-BLAST系统功率分配算法被引量:1
《计算机工程》2014年第6期36-39,44,共5页于晓丹 陈小敏 谭伟 
南京航空航天大学基本科研业务费专项科研基金资助项目(NS2012075);教育部博士点基金资助项目(20093218120021)
针对信道反馈的延迟问题,以降低误比特率(BER)为优化目标,提出一种适用于垂直分层空时编码系统的自适应发送功率分配算法。假设接收端可以得到完全的信道状态信息,并通过反馈链路将信道信息反馈至发送端。在接收端采用迫零检测算法,给...
关键词:垂直分层空时编码 自适应功率分配 迫零检测 反馈时延 信噪比估计 误比特率 
Performance of orthogonal STBC-MIMO with variable-power adaptive modulation and delayed feedback in Nakagami fading channels被引量:2
《Science China(Information Sciences)》2013年第10期81-90,共10页YU XiangBin CHEN XiaoMin BI GuangGuo RUI Yun 
supported in part by Doctoral Fund of Ministry of Education of China(Grant No.20093218120021);National Natural Science Foundation of China(Grant No.61172077);Fundamental Research Funds for the Central Universities(Grant Nos.NS2012075,NZ2012012);National High Technology Research and Development Program of China(Grant No.2011AA01A105);Shanghai Committee of Science and Technology(Grant Nos.10DZ1500700,11DZ1500500);National Key Project of China(Grant No.2009ZX03003-006-03)
A variable-power (VP) adaptive modulation (AM) scheme with space-time block code (STBC) is developed in MIMO systems, and the corresponding performance is investigated in Nakagami fading channels. The optimum sw...
关键词:orthogonal space-time coding adaptive modulation variable power delayed feedback Nakagamifading 
多用户MIMO系统中基于不完全信道状态信息和天线选择的性能研究
《电路与系统学报》2013年第2期166-172,共7页殷馨 虞湘宾 周婷婷 谭文婷 陈小敏 
教育部博士点基金项目(20093218120021);东南大学移动通信国家重点实验室开放基金项目(2012D17);南京航空航天大学基本科研业务费专项科研项目(NS2012075);江苏省高校优势学科建设工程资助项目;南京航空航天大学实验室开放基金(kfjj120206);南京航空航天大学电子信息工程学院创新基金(DZS201104)
本文研究了基于不完全信道信息和天线选择的多用户MIMO系统下行链路性能。通过系统建模和性能分析,利用数学变换和条件概率密度函数,推导了有着不完全反馈信息时的系统误比特率(BER)准确表达式。该式可有效评估反馈时延对系统性能的影响...
关键词:MIMO 多用户 天线选择 不完全信道状态信息 误比特率 
Cross-layer design for cooperative MIMO systems with relay selection and imperfect CSI被引量:2
《Science China(Information Sciences)》2013年第2期124-133,共10页YU XiangBin ZHOU TingTing RUI Yun YIN Xin CHEN Ming 
supported in part by Doctoral Fund of Ministry of Education of China (Grant No. 20093218120021);National Natural Science Foundation of China (Grant No. 61172077);Open Research Fund of National Mobile Communications Research Laboratory of Southeast University (Grant No. 2012D17);National High Technology Research and Development Program of China (863 Program) (Grant No. 2011AA01A105);Shanghai Committee of Science and Technology (Grant Nos. 10DZ1500700, 11DZ1500500);Key Deployment Project of Chinese Academic of Sciences (Grant No. KGZD-EW-103);Innovation Fund of College of Electronic and Information Engineering of Nanjing University of Aeronautics and Astronautics (NUAA) (Grant No. DZS201104);Funding of Graduate Innovation Center in NUAA (Grant No. kfjj120206)
Based on imperfect channel state information (CSI) and relay selection, a cross-layer optimization scheme is developed for cooperative MIMO system, and the corresponding system performance is investigated in Rayleig...
关键词:cross-layer design relay selection cooperative MIMO imperfect CSI spectrum efficiency packet loss rate 
空时分组编码在多入多出系统中的容量分析被引量:1
《计算机工程》2011年第11期129-131,共3页李艳峰 周婷婷 杨颖 
教育部博士点基金资助项目(20093218120021)
研究瑞利衰落信道下正交空时分组编码的信道容量,针对收端已知信道状态信息(CSI)以及收发两端均知CSI的2种情况,给出相应的容量分析及计算公式的推导。在收端已知CSI情况下,采用泰勒级数展开方法,给出一种信道容量的近似表达式,该式可...
关键词:多入多出系统 信道容量 空时分组编码 最陡下降算法 泰勒级数展开 
Performance analysis of variable-power adaptive modulation in space-time block coded MIMO diversity systems被引量:3
《Science China(Information Sciences)》2010年第10期2106-2115,共10页YU XiangBin SHI HuiBin 
supported by the Doctoral Fund of Ministry of Education of China (Grant No. 20093218120021);the Open Research Fund of National Mobile Communications Research Laboratory, Southeast University (GrantNo. N200904);NUAA Research Funding (Grant No. NS2010113);the Startup Fund of NUAA (Grant No.S0855-041)
In this paper, the performance analysis of multi-antenna MIMO systems with variable-power (VP) adaptive modulation and space-time coding is presented. The fading gain value is partitioned into a number of regions by...
关键词:adaptive modulation variable power space-time block code constant power multiple inputmultiple output (MIMO) 
认知无线电中基于MIMO-OFDM的限速率反馈资源分配算法被引量:2
《通信学报》2010年第7期96-103,共8页徐雷 徐大专 张小飞 
江苏省产学研基金资助项目(BY2009101);航空基金资助项目(2009ZC52036);国家自然科学基金资助项目(60801052);国家教育部博士点基金资助项目(20093218120021)~~
针对基于MIMO-OFDM技术的认知无线电系统,在考虑TCM编码的情况下提出了一种限速率反馈资源分配算法。该算法首先定义系统中各用户的有效发射模式集合;其次,根据链路质量指示函数,以最大化感知协作组吞吐量为目标进行初始的资源分配;然后...
关键词:认知无线电 资源分配 限速率反馈 多输入多输出/正交频分复用 公平 
一种低反馈开销多用户MIMO-OFDM系统功率最小化方案被引量:1
《电子与信息学报》2010年第7期1553-1558,共6页徐雷 徐大专 张小飞 
江苏省产学研基金(BY2009101);航空基金(2009ZC52036);国家自然科学基金(60801052);高等学校博士学科点专项科研基金(20093218120021)资助课题
该文利用凸规划理论中的库恩-塔克条件,为基于TCM编码的多用户MIMO-OFDM系统中实时业务资源优化问题提出了一种低反馈开销的功率最小化方案。该方案首先设计速率、功率和等效信道量化门限的码本,然后根据当前的信道状态信息分配子载波...
关键词:MIMO-OFDM 低反馈开销 库恩-塔克条件 实时业务 
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