activity
20142023
most citedJoint Downlink Cell Association and Bandwidth Allocation for Wireless Backhauling in Two-Tier HetNets with Large-Scale Antenna Arrays

165 citations · 254 across the 14 of their papers we have counts for

collaborators

14 papers

cs.IT2023

Secure Communication for Spatially Correlated Massive MIMO with Low-Resolution DACs

Dan Yang, Jindan Xu, Wei Xu +3

In this paper, the performance of a secure massive multiple-input multiple-output (MIMO) system adopting low-resolution digital-to-analog converters (DACs) is analyzed over spatial…

cs.IT2021

Coalition Game based User Association for mmWave Mobile Relay Systems in Rail Traffic Scenarios

Chen Chen, Yong Niu, Shiwen Mao +6

Rail transportation, especially, high-speed rails (HSR), is an important infrastructure for the development of national economy and the promotion of passenger experience. Due to th…

cs.IT2021

A Lightweight Deep Network for Efficient CSI Feedback in Massive MIMO Systems

Yuyao Sun, Wei Xu, Le Liang +3

To fully exploit the advantages of massive multiple-input multiple-output (m-MIMO), accurate channel state information (CSI) is required at the transmitter. However, excessive CSI…

cs.IT2018

AN-aided Secure Transmission in Multi-user MIMO SWIPT Systems

Zhengyu Zhu, Ning Wang, Zheng Chu +2

In this paper, an energy harvesting scheme for a multi-user multiple-input-multiple-output (MIMO) secrecy channel with artificial noise (AN) transmission is investigated. Joint opt…

cs.IT2018

Energy Harvesting Fairness in AN-aided Secure MU-MIMO SWIPT Systems with Cooperative Jammer

Zhengyu Zhu, Zheng Chu, Ning Wang +2

In this paper, we study a multi-user multiple-input-multiple-output secrecy simultaneous wireless information and power transfer (SWIPT) channel which consists of one transmitter,…

cs.IT2018

Energy Efficiency Maximization for CoMP Joint Transmission with Non-Ideal Power Amplifiers

Yuhao Zhang, Qimei Cui, Ning Wang

Coordinated multipoint (CoMP) joint transmission (JT) can save a great deal of energy especially for cell-edge users due to strengthened received signal, but at the cost of deployi…