国家自然科学基金(60971113)

作品数：16被引量：94H指数：5
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相关作者：殷勤业穆鹏程王文杰董柳青贾曙乔更多>>
相关机构：西安交通大学太原卫星发射中心更多>>
相关期刊：《中国科学：信息科学》《西安交通大学学报》《Science China(Information Sciences)》更多>>
相关主题：BASED_ON波束形成传输方法物理层安全无线通信中更多>>
相关领域：电子电信自动化与计算机技术理学更多>>
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A simple amplify-and-forward opportunistic relaying based on outdated channel state information被引量：2
《Science China(Information Sciences)》2014年第6期1-14,共14页WANG Chao DENG Ke LI YuBo YIN QinYe ZHUANG LiLi 
supported by National Natural Science Foundation of China(Grant Nos.60971113,61172093,61071216,61071125);National Science and Technology Major Project of China(Grant No.2010ZX03003-002)
Opportunistic relay selection（ORS）is a promising approach for cooperative communications owing to its low complexity by activating only the best relay.However,in mobile scenarios,the channel state information（CSI）...
关键词：relay selection outdated CSI AMPLIFY-AND-FORWARD outage probability symbol error probability 
Two novel iterative algorithms for interference alignment with symbol extensions in the MIMO interference channel被引量：1
《Science China(Information Sciences)》2014年第4期138-151,共14页WANG Chao DENG Ke 
supported by National Natural Science Foundation of China(Grants Nos.60971113,61172093,61071216,61071125);National Science and Technology Major Project of China(Grant No.2010ZX03003-002)
Abstract Interference alignment （IA） with symbol extensions in the quasi-static flat-fading K-user multiple- input multiple-output （MIMO） interference channel （IC） is considered in this paper. In general, long s...
关键词：interference alignment symbol extensions MIMO interference channel iterative algorithm MSE 
协作认知网络中鲁棒的分布式波束形成被引量：3
《西安交通大学学报》2013年第12期84-89,共6页王超 邓科 庄丽莉 喻晓玲 
国家自然科学基(60971113,61172093,61071216,61071125);国家科技重大专项资助项目(2010ZX03003-002)
针对放大转发协作认知网络中信道信息快变导致主用户接收到的干扰功率不受控制的情况,提出了一种鲁棒的分布式波束形成(RDRB)算法。当次用户协作节点上的信道信息有估计误差时,RDRB算法通过设计次用户协作中继节点上的波束形成系数最大...
关键词：协作认知网络 放大转发 分布式波束形成 
Robust MVDR beamforming based on covariance matrix reconstruction被引量：13
《Science China(Information Sciences)》2013年第4期24-35,共12页MU PengCheng LI Dan YIN QinYe GUO Wei 
supported by National Natural Science Foundation of China (Grant Nos. 60971113,61071125,61071216,60921003);Ph.D. Programs Foundation of Ministry of Education of China (Grant No.200806980020);China Postdoctoral Science Foundation (Grant No. 20100481346)
The minimum variance distortionless response （MVDR） beaznformer has better resolution and much better interference rejection capability than the data-independent beamformers. However, the former is more sensitive to...
关键词：MVDR beamforming steering vector error EIGENANALYSIS covariance matrix reconstruction signal-to-interference-plus-noise ratio 
分布式多天线跳空收发技术(Ⅰ)被引量：16
《西安交通大学学报》2013年第1期1-6,42,共7页殷勤业 贾曙乔 左莎琳 董柳青 尹诗媛 
国家自然科学基金资助项目(60971113,61172093,61071125,61102081);国家创新群体科学基金资助项目(60921003)
为了解决无线通信中的安全保密性问题,针对传统的跳频扩频方案存在的技术实现上的困难和无线频谱资源匮乏的矛盾,对信号能量在空间的分布进行了研究,结果表明:在多天线收发数字无线通信中,各处的信号空谱是不同的,这说明无线通信不仅有...
关键词：无线通信 空谱 跳空技术 多天线 跳频扩频 安全保密性 
AOD estimation in WSN localization system with synthetic aperture technique被引量：4
《Science China(Information Sciences)》2012年第10期2216-2225,共10页WANG WenJie YAO BoBin YIN QinYe 
supported by National Natural Science Foundation of China (Grant Nos. 60772095,60971113);Ph.D. Programs Foundation of Ministry of Education of China (Grant No. 200806980020)
Angel of departure （AOD） based distributed localization scheme in wireless sensor networks allows the single antenna sensor node to estimate its own AOD information by an equivalent antenna array for further positio...
关键词：angle of departure degree of freedom synthetic aperture wireless sensor networks 
Beamforming based decode-and-forward cooperation via backward synchronization被引量：1
《Science China(Information Sciences)》2012年第4期805-814,共10页LI YuBo YIN QinYe WANG Chen 
partially supported by National Natural Science Foundation of China(Grant Nos.60772095,60971113);PhD Programs Foundation of Ministry of Education of China(Grant No.200806980020);Foundation for Innovative Research Groups of the NSFC(Grant No.60921003)
In this paper, a beamforming （BF） based cooperation scheme with decode-and-forward （DF） protocol is proposed and its performance analysis is provided. Firstly, to solve the issue of carrier synchronization in dist...
关键词：cooperative diversity distributed beamforming outage probability symbol error probability decode-and-forward 
Cyclic-delay time-reversal space-time block codes for single-carrier transmission with frequency-domain decision-feedback equalization被引量：2
《Science China(Information Sciences)》2011年第9期1905-1915,共11页FENG Ang YIN QinYe WANG HuiMing 
supported by the National Natural Science Foundation of China (Grant Nos. 60772095,60971113);Ph.D. Programs Foundation of Ministry of Education of China (Grant No. 200806980020)
Transmit diversity is an important multiple-input multiple-output （MIMO） approach to improve the transmission reliability; however, it is usually designed with maximum-likelihood detection. In this paper, we investi...
关键词：single-carrier frequency-domain equalization cyclic delay space-time block code diversity order 
Asynchronous cooperative communication systems:A survey on signal designs被引量：3
《Science China(Information Sciences)》2011年第8期1547-1561,共15页WANG HuiMing 1,2 & XIA XiangGen 3 1 School of Electronic and Information Engineering, Xi’an Jiaotong University, Xi’an 710049,China 2 State Key Laboratory of Integrated Services Networks, Xidian University,Xi’an 710049, China 3 Department of Electrical and Computer Engineering,University of Delaware,Newark,DE 19716,USA 
supported by the National Natural Science Foundation of China(Grants No.61071125,60971113);the Research Fund for Doctoral Program of Higher Education of China(Grant No.200806980020);the Science Foundation for Innovation Research Group of China(Grant No.60921003);the National Science Foundation(NSF)(Grant No.CCF-0964500);the World Class University(WCU)Program;National Research Foundation,Korea
Cooperative communications is a promising technique for future high speed wireless communications.These systems may be formulated as virtual multi-input multi-output （MIMO） systems where spatial/cooperetive diversit...
关键词：cooperative communications time and frequency offsets space-time coding space-frequency codes full cooperative diversity linear receiver 
Outage-optimal relaying through opportunistic hybrid forward cooperation被引量：3
《Science China(Information Sciences)》2011年第6期1264-1273,共10页LI YuB YIN QinYe & WANG JunSong 
supported by the National Natural Science Foundation of China(Grant Nos.60772095,60971113);the Ph.D.Programs Foundation of Ministry of Education of China(Grant No.200806980020);the Foundation for Innovative Research Groups of the NSFC(Grant No.60921003)
In this paper, a new scheme based on relay selection and data forwarding in multi-relay cooperative networks is introduced. Unlike most existing solutions focused on amplify-and-forward （AF） or decode-and-forward ...
关键词：cooperative diversity opportunistic cooperation outage probability power allocation diversitymultiplexing-tradeoff 
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