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Precoder Design and Impulsive Noise Mitigation Scheme for Industrial Wireless Communications被引量：2
《China Communications》2021年第4期182-197,共16页Yanjing Sun Xinyan Li Jiasi Zhou Ruirui Chen BowenWang Yanfen Wang 
supported in part by the National Natural Science Foundation of China under Grant 62071472;in part the Program for“Industrial Io T and Emergency Collaboration”Innovative Research Team in CUMT(No.2020ZY002)。
In industrial wireless scenarios,the impulsive noise(IN)incurred by machine running or operation causes a serious influence on the powerlimited industrial wireless communications.It is challenging to ensure efficient ...
关键词：Industrial wireless communications precoder design impulsive noise mitigation 
Closed-form interference alignment with heterogeneous degrees of freedom
《High Technology Letters》2017年第2期173-178,共6页杨秀梅 Wang Jiang Wang Rui Zhou Ting 
Supported by the National Natural Science Foundation of China(No.61271285);the National High Technology Research and Development Programme of China(No.2015AA01A703);STCSM Project(No.17ZR1429200);Shanghai Sailing Program(No.16YF1411200);the Leadcore-WiC O Cooperative Project
Interference alignment(IA) has been recognized as a promising technique for obtaining the optimal degrees of freedom(DOF) in interference networks.A closed-form interference alignment design is proposed for three-cell...
关键词：interference alignment(IA) heterogeneous DOFs precoder design 
WSNs中基于符号辅助的匹配滤波的预编码
《中国电子科学研究院学报》2019年第11期1155-1158,1163,共5页马垠飞 王力 
国家自然科学基金委员会与中国民用航空局联合资助项目(U1733119)
无线传感网络(Wireless Sensor Networks,WSNs)由部署在兴趣区域(Region of Interest,Rol)内多个传感节点和一个融合中心(Fusion Center,FC)组成。传感节点观察Rol内现象,并收集数据,再传输至FC。由于资源受限,如功率和通信网络资源约束...
关键词：无线传感网络 融合中心 线性压缩 预编码 信号维度 
An Optimal and Fast Precoding for RIS-Assisted MIMO Communications
《China Communications》2024年第11期123-140,共18页Feng Yimeng Jiang Yi Qin Yajie Jin Shi 
supported by National Natural Science Foundation of China Grant No.61771005。
In addition to conventional antenna-based array,the reconfigurable intelligent surface(RIS)holds promise as an alternative technology for manufacturing massive multi-input multi-output(MIMO)array for beyond 5G communi...
关键词：majorization theory MIMO PRECODER reconfigurable intelligent surface 
Linear Precoder Design for Correlated Rician Fading Channel Under Imperfect CSI被引量：1
《China Communications》2023年第9期160-170,共11页S.B.M.Priya 
In this paper,we have modeled a linear precoder for indoor multiuser multiple input multiple output(MU-MIMO)system with imperfect channel state information(CSI)at transmitter.The Rician channel is presumed to be mutua...
关键词：channel estimation error feedback delay MMSE linear precoder mutual coupling spatial cor-relation Weichselberger correlation model 
均值反馈下信息与能量传输系统的预编码设计被引量：5
《信号处理》2018年第10期1151-1159,共9页周雯 吴寅 
国家自然科学基金(61601275;31700478);南京林业大学高学历人才基金(GXL2016030);广东省自然科学基金(2016A030313068)
该文研究了多天线信息与能量联合传输系统的最优预编码设计问题,其中发送端只具备信道均值反馈信息。预编码设计目标是最大化系统信息传输速率的期望值,同时满足能量接收机的最低能量要求。将该问题归结为一个半正定规划,进一步转换成...
关键词：多入多出 预编码 信息与能量传输 均值反馈 
P-recoding Optimization for Non-Regenerative MIMO Relay Systems被引量：1
《Chinese Journal of Electronics》2012年第1期153-159,共7页ZHANG Yang LI Jiandong PANG Lihua 
This work is supported by the National Science Fund for Distinguished Young Scholars （No.60725105）, the National Natural Science Foundation of China （No.60702057）, the Fundamental Research Fund for Central Universities （No.JY10000901030） and the Program for State Key Laboratory of Integrated Service Networks （No.ISN1003002）.
We investigate the problem of precoding optimization in an Amplify-and-forward （AF） Multiple- input-multiple-output （MIMO） relay system. Most re- ported works on this problem focus chiefly on the design of relay p...
关键词：Amplify-and-forward  Cooperative com- munication Mutual information Multiple-input-multiple- output  Precoder design  Relay network. 
Joint linear precoder and power allocation design for uplink MIMO systems with limited feedback
《The Journal of China Universities of Posts and Telecommunications》2009年第3期14-18,共5页YAN Zhi WANG Wen-bo WANG Jian-feng ZHENG Kan 
This work was supported by the National Natural Science Foundation of China(60802082);the National Basic Research Program of China(2007CB310602).
In this article, the authors consider joint design of a linear precoder and power allocation for uplink multiuser multiple input multiple output （MIMO） communication systems with limited feedback to improve the bit ...
关键词：MIMO linear precoder power allocation spatial multiplexing MULTIUSER 
基于大规模MIMO技术的中继协作物理层安全研究被引量：2
《电子技术应用》2019年第5期50-53,共4页陈瑞冬 耿烜 
国家自然科学基金项目(61401270)
传统无线通信的安全依靠上层加密,无法保护物理层的安全。为了克服传统无线通信系统加密的不足,采用人工噪声(Artificial Noise)生成和随机预编码器来研究中继协作下大规模多输入多输出(MIMO)下行链路系统的安全传输方法。针对估计的信...
关键词：物理层安全 大规模MIMO 预编码器 人工噪声 中继协作 
MINIMUM-PHASE FIR PRECODER DESIGN FOR MULTICASTING OVER MIMO FREQUENCY-SELECTIVE CHANNELS
《Journal of Electronics(China)》2013年第4期319-327,共9页Du Baisheng Xu Xiaodong Dai Xuchu 
Supported by the National Natural Science Foundation of China (No. 61271272);the National Science and Technology Special Projects of China (No. 2012ZX03001007002);the National High Technology Research and Development Program of China (863 Program) (No. 2012AA01A502)
To maximize the throughput of frequency-selective multicast channel, the minimum-phase Finite Impulse Response (FIR) precoder design is investigated in this paper. This problem can be solved in two steps. Firstly, we ...
关键词：Finite hnpulse Response （FIR） precoder Physical layer multicasting Frequency-selectivechannel Minimum-phase filter 
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