supported by the National Natural Science Foundation of China (62001166, 62172139);the Natural Science Foundation of Hebei Province of China(F2022201055)。
A geometry-based stochastic model(GBSM) for unmanned aerial vehicle to vehicle(UAV-V) multiple-input multiple-output(MIMO) wideband channel is proposed to investigate the characteristics of UAV-V channel. Based on the...
supported by the National Key Research and Development(R&D)Program of China(2018YFE0205503);the National Natural Science Foundation of China(62071066)。
As a more trackable performance metric for secrecy capacity,the secure degrees of freedom(SDoF)are widely studied for most multiuser networks in the high signal to noise ratio(SNR)region.However,the SDoF for these net...
This work was supported by Nanjing University of Posts and Telecommunications Scientific Foundation(NY217028,NY215100);China Post-doctoral Science Foundation(2018M640509);the National Science Foundation Program of Jiangsu Province(BK20191378);the National Science Research Project of Jiangsu Higher Education Institutions(18KJB510034).
Channel state information(CSI)is essential for downlink transmission in millimeter wave(mmWave)multiple input multiple output(MIMO)systems.Multi-panel antenna array is exploited in mmWave MIMO system due to its superi...
the National Natural Science Foundation of China(61571149,61761014);the Guangxi Key Research and Development Plan(Guike AB18126030)。
Accurate estimationand real-time compensation for phase offset and Doppler shift are essential for coherent multi-input multi-output(MIMO)systems.Here,a spatial multiplexing MIMO scheme with non-coherent frequency-shi...
the National Natural Science Foundation of China(61801371)。
Massive multiple input multiple output(MIMO)systems can increase capacity and reliability greatly.However,extremely high hardware costs and computational complexity lead to the demand for reasonable antenna selection....
supported by the National Natural Science Foundation of China(61327806);the Youth Foundation of Beijing University of Posts and Telecommunications(2016RC14);The Corresponding Patent(CN 106209284 A)is pending
In this paper, channel spatial characteristics which mainly depend on the spatial correlation are selected as the significant factors in over-the-air (OTA) testing for multiple input multiple output (MIMO) devices...
supported by the National Natural Science Foundation of China (61201134);the Hi-Tech Research and Development Program of China (2014AA01A704);the 111 Project (B08038)
Due to the high cost and power consumption of the radio frequency(RF) chains, it is difficult to implement the full digital beamforming in millimeter-wave(mm Wave) multiple-input multiple-output(MIMO) systems. F...
supported by the National Science and Technology Major Project of the Ministry of Science and Technology (2015ZX03002008);the National Natural Science Foundation of China (61322110)
In this paper, the performance of frequency synchronization in a multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) system is analyzed for the purpose of carrier frequency offset ...
supported by the National Science and Technology Major Project of the Ministry of Science and Technology(2014ZX03003011-004);the National Key Technology Research and Development Program of the Ministry of Science and Technology of China(2012BAF14B01);the National NaturalScience Foundation of China(61322110);the Hi-Tech Research and Development Program of China(2014AA01A705);the Doctoral Fund of Ministry of Education(201300051100013)
From the perspective of compressed sensing(CS) theory, the channel estimation problem in large-scale multiple input multiple output(MIMO)-orthogonal frequency division multiplexing(OFDM) system is investigated. ...
supported by Opening Foundation of Opening Project of Mine Informatization of Henan (KY2015-01);the Fundamental Research Funds for the Universities of Henan Province (NSFRF140126)
We investigate how to cancel interference by using space time code and codeword space alignment for multiple-input multiple-output (MIMO) Y channel consisting of three users and a relay. All the nodes adopt Alamouti...