72 citations · 92 across the 6 of their papers we have counts for
6 papers
Green MU-MIMO/SIMO Switching for Heterogeneous Delay-aware Services with Constellation Optimization
Kunlun Wang, Wen Chen, Jun Li +2
In this paper, we propose adaptive techniques for multi-user multiple input and multiple output~(MU-MIMO) cellular communication systems, to solve the problem of energy efficient c…
Energy-Efficient Buffer-Aided Relaying Systems with Opportunistic Spectrum Access
Kunlun Wang, Qingqing Wu, Wen Chen +2
In this paper, an energy-efficient cross-layer design framework is proposed for cooperative relaying networks, which takes into account the influence of spectrum utilization probab…
Intelligent Reflecting Surface: Practical Phase Shift Model and Beamforming Optimization
Samith Abeywickrama, Rui Zhang, Qingqing Wu +1
Intelligent reflecting surface (IRS) that enables the control of wireless propagation environment has recently emerged as a promising cost-effective technology for boosting the spe…
Accessing From The Sky: A Tutorial on UAV Communications for 5G and Beyond
Yong Zeng, Qingqing Wu, Rui Zhang
Unmanned aerial vehicles (UAVs) have found numerous applications and are expected to bring fertile business opportunities in the next decade. Among various enabling technologies fo…
Safeguarding Wireless Network with UAVs: A Physical Layer Security Perspective
Qingqing Wu, Weidong Mei, Rui Zhang
Integrating unmanned aerial vehicles (UAVs) into future wireless systems such as the fifth-generation (5G) cellular network is anticipated to bring significant benefits for both UA…
Joint Tx/Rx Energy-Efficient Scheduling in Multi-Radio Networks: A Divide-and-Conque Approach
Qingqing Wu, Meixia Tao, Wen Chen
Most of the existing works on energy-efficient wireless communication systems only consider the transmitter (Tx) or the receiver (Rx) side power consumption but not both. Moreover,…