activity
20152020
most citedSecrecy Transmit Beamforming for Heterogeneous Networks

160 citations · 233 across the 9 of their papers we have counts for

collaborators

10 papers

eess.SP20204 cited

High-Resolution Channel Estimation for Intelligent Reflecting Surface-Assisted MmWave Communications

C. Jia, J. Cheng, H. Gao +1

In this paper, we study the high-resolution channel estimation problem for intelligent reflecting surface (IRS)-assisted millimeter wave (mmWave) multiple-input-multiple-output (MI…

cs.IT2020

OTFS Based Receiver Scheme With Multi-Antennas in High-Mobility V2X Systems

Junqiang Cheng, Chenglu Jia, Hui Gao +2

Vehicle-to-everything (V2X) is considered as one of the most important applications of future wireless communication networks. However, the Doppler effect caused by the vehicle mob…

eess.SP20203 cited

Machine Learning Empowered Beam Management for Intelligent Reflecting Surface Assisted MmWave Networks

Chenglu Jia, Hui Gao, Na Chen +1

Recently, intelligent reflecting surface (IRS) assisted mmWave networks are emerging, which bear the potential to address the blockage issue of the millimeter wave (mmWave) communi…

cs.IT201910 cited

Low-Complexity Linear Equalization for OTFS Systems with Rectangular Waveforms

Wenjun Xu, Tingting Zou, Hui Gao +3

Orthogonal time frequency space (OTFS) is a promising technology for high-mobility wireless communications. However, the equalization realization in practical OTFS systems is a gre…

cs.IT2019

Low-Complexity Linear Equalizers for OTFS Exploiting Two-Dimensional Fast Fourier Transform

Junqiang Cheng, Hui Gao, Wenjun Xu +2

Orthogonal time frequency space (OTFS) modulation can effectively convert a doubly dispersive channel into an almost non-fading channel in the delay-Doppler domain. However, one cr…

cs.IT20197 cited

Fixed Region Beamforming using Frequency Diverse Subarray for Secure Mmwave Wireless Communications

Yuanquan Hong, Xiaojun Jing, Hui Gao +1

Millimeter-wave (mmWave) using conventional phased array (CPA) enables highly directional and fixed angular beamforming (FAB), therefore enhancing physical layer security (PLS) in…