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Achievable Rate Analysis and Optimization of Double-RIS Assisted Spatially Correlated MIMO with Statistical CSI
《China Communications》2025年第1期139-157,共19页Xu Kaizhe Guo Jiajia Zhang Jun Jin Shi Ma Shaodan 
supported in part by the Xi’an Jiaotong-Liverpool University(XJTLU)Research Development Fund(2024–2027)under Grant RDF-23-02-010;supported in part by the Guangdong Basic and Applied Basic Research Foundation under Grant 2023A1515110732;supported in part by the National Natural Science Foundation of China(NSFC)under Grant 62071247;supported in part by the Science and Technology Development Fund,Macao,China SAR under Grants 0087/2022/AFJ and 001/2024/SKL;in part by the National Natural Science Foundation of China under Grant 62261160650;in part by the Research Committee of University of Macao,Macao SAR,China under Grants MYRG-GRG2023-00116-FST-UMDF and MYRG2020-00095-FST;supported in part by the NSFC under Grant 62261160576 and 62301148;in part by the Fundamental Research Funds for the Central Universities under Grant 2242023K5003.
Reconfigurable intelligent surface(RIS)is a novel meta-material which can form a smart radio environment by dynamically altering reflection directions of the impinging electromagnetic waves.In the prior literature,the...
关键词：common reflection pattern double RISs large system analysis MIMO replica method 
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 
RIS-Assisted Communications in Correlated Rayleigh Channels:Comparison of Training Overhead Reduction Schemes
《China Communications》2022年第12期41-53,共13页Jue Wang Shuaifeng Lu Jing Wang Zhenyu Jiang Rui Tang Ruifeng Gao Yingdong Hu Ye Li 
the National Natural Science Foundation of China under Grants 62171240,61771264,62001254,61971467,the Key Research and Development Program of Jiangsu Province of China under Grant BE2021013-1;the Science and Technology Program of Nantong under Grants JC2021121,JC2021017.
Channel training in reconfigurable intelligent surface(RIS)-assisted communications is usually conducted in an on-off manner,resulting in unaffordable training time overhead when the number of RIS elements is large.In...
关键词：reconfigurable intelligent surface correlated Rayleigh channel training overhead ergodic achievable rate 
Performance Analysis of Uplink Massive Spatial Modulation MIMO Systems in Transmit-Correlated Rayleigh Channels被引量：4
《China Communications》2021年第2期27-39,共13页Qiyishu Li Xiangbin Yu Mingfeng Xie Ning Li Xiaoyu Dang 
In this paper,the performance of uplink multiuser massive multiple-input multipleoutput(MIMO)system with spatial modulation over transmit-correlated Rayleigh fading channel is investigated,where a large number of ante...
关键词：bit error rate massive MIMO spatial modulation transmit correlation shadow fading ZF receiver 
BER Performance of FSO Communication System with Differential Signaling over Correlated Atmospheric Turbulence Fading被引量：3
《China Communications》2020年第4期51-65,共15页Xiaoyan Li Xiaohui Zhao Peng Zhang Shoufeng Tong 
Free space optical(FSO) communication system with differential signaling possesses the advantage of requiring no channel state information and avoiding computational load or link throughput reduction compared to the s...
关键词：free space optical communication BER performance CORRELATED atmospheric TURBULENCE FADING differential signaling 
An Iterative Detection/Decoding Algorithm of Correlated Sources for the LDPC-Based Relay Systems被引量：1
《China Communications》2017年第9期190-198,共9页Haiqiang Chen Hang Cao Xiangcheng Li Youming Sun Haibin Wan Tuanfa Qin 
supported by NSF of China (No.61362010,61661005);NSF of Guangxi (No.2015GXNSFAA139290,2014GXNSFBA118276,2012GXNSFAA053217)
An iterative detection/decoding algorithm of correlated sources for the LDPC-based relay systems is presented. The signal from the source-destination(S-D) link is formulated as a highly correlated counterpart from the...
关键词：CORRELATED sources ITERATIVE de-coding LDPC CODES RELAY channel 
Direction of Arrivals Estimation for Correlated Broadband Radio Signals by MVDR Algorithm Using Wavelet被引量：3
《China Communications》2017年第3期190-197,共8页Ying Liu Chi Xie Yourun Zhang 
supported by the Chinese Natural Science Foundation 61401075;Central University Business Fee ZYGX2015J106
A theoretical relationship between the wavelet transform and the fast fourier transformation(FFT) methods in broadband wireless signal is proposed for solving the direction of arrivals(DOAs) estimation problem. This l...
关键词：array antenna broadband radio signal direction of arrival MVDR algorithm wavelet 
MIMO Capacity Bounds with Doubly Correlated Rician Channel in Geometrical Channel Model被引量：2
《China Communications》2010年第5期9-13,共5页Li Yonghua He Zhiqiang Lv Tiejun Lin Jiaru 
Acknowledgements This work was supported by National 13asie Research Program of China （2009CB320401）, National Natural Science Foundation of China （60972075, 61072055）, Key Scientific and Technologi- cal Project of China 2010ZX03003-003-01, and Fundamental Research Funds for the Central Universities （2009RC0116）.
MIMO system can provide higher capacity in independent conditions. When the spatial-temporal fading correlation exists, the capacity may decrease. In this paper, the geometrical MIMO channel model is presented with Ri...
关键词：MIMO RICIAN capacity BOUNDS 
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