254 citations · 556 across the 15 of their papers we have counts for
6 papers · 2 filters
Energy-Efficient Power Allocation for Secure Communications in Large-Scale MIMO Relaying Systems
Jian Chen, Xiaoming Chen, Tao Liu +1
In this paper, we address the problem of energy-efficient power allocation for secure communications in an amplify-and-forward (AF) large-scale multiple-input multiple-output (LS-M…
Secure Wireless Information and Power Transfer in Large-Scale MIMO Relaying Systems with Imperfect CSI
Xiaoming Chen, Jian Chen, Tao Liu
In this paper, we address the problem of secure wireless information and power transfer in a large-scale multiple-input multiple-output (LS-MIMO) amplify-and-forward (AF) relaying…
Statistical Precoder Design for Space-Time-Frequency Block Codes in Multiuser MISO-MC-CDMA Systems
Xiaoming Chen, Xiumin Wang
In this paper, we present a space-time-frequency joint block coding (STFBC) scheme to exploit the essential space-time-frequency degrees of freedom of multiuser MISO-MC-CDMA system…
Joint Optimization of Spectrum Sensing and Accessing in Multiuser MISO Cognitive Networks
Xiaoming Chen, Chau Yuen
In this paper, a joint spectrum sensing and accessing optimization framework for a multiuser cognitive network is proposed to significantly improve spectrum efficiency. For such a…
Performance Analysis and Optimization for Interference Alignment over MIMO Interference Channels with Limited Feedback
Xiaoming Chen, Chau Yuen
In this paper, we address the problem of interference alignment (IA) over MIMO interference channels with limited channel state information (CSI) feedback based on quantization cod…
On the Secrecy Outage Capacity of Physical Layer Security in Large-Scale MIMO Relaying Systems with Imperfect CSI
Xiaoming Chen, Lei Lei, Huazi Zhang +1
In this paper, we study the problem of physical layer security in a large-scale multiple-input multiple-output (LS-MIMO) relaying system. The advantage of LS-MIMO relaying systems…