Secure and green SWIPT in distributed antenna networks with limited backhaul capacity

DWK Ng, R Schober - IEEE Transactions on Wireless …, 2015 - ieeexplore.ieee.org
This paper studies the resource allocation algorithm design for secure information and
renewable green energy transfer to mobile receivers in distributed antenna communication …

Multi-objective optimization for robust power efficient and secure full-duplex wireless communication systems

Y Sun, DWK Ng, J Zhu… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, we investigate the power efficient resource allocation algorithm design for
secure multiuser wireless communication systems employing a full-duplex (FD) base station …

Robust cognitive beamforming with bounded channel uncertainties

G Zheng, KK Wong, B Ottersten - IEEE Transactions on Signal …, 2009 - ieeexplore.ieee.org
This paper studies the robust beamforming design for a multi-antenna cognitive radio (CR)
network, which transmits to multiple secondary users (SUs) and coexists with a primary …

Cooperative beamforming for reconfigurable intelligent surface-assisted symbiotic radios

H Zhou, X Kang, YC Liang, S Sun… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we study a novel reconfigurable intelligent surface (RIS) enabled symbiotic
radio system, where a RIS is used to enhance the communication between the primary …

Robust monotonic optimization framework for multicell MISO systems

E Björnson, G Zheng, M Bengtsson… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
<? Pub Dtl=""?> The performance of multiuser systems is both difficult to measure fairly and
to optimize. Most resource allocation problems are nonconvex and NP-hard, even under …

Power allocation and scheduling for SWIPT systems with non-linear energy harvesting model

E Boshkovska, R Morsi, DWK Ng… - 2016 IEEE International …, 2016 - ieeexplore.ieee.org
In this paper, we design a resource allocation algorithm for multiuser simultaneous wireless
information and power transfer systems for a realistic non-linear energy harvesting (EH) …

Power-efficient and secure WPCNs with hardware impairments and non-linear EH circuit

E Boshkovska, DWK Ng, L Dai… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, we design a robust resource allocation algorithm for a wireless-powered
communication network (WPCN) taking into account residual hardware impairments (HWIs) …

Robust beamforming in cognitive radio

G Zheng, S Ma, KK Wong, TS Ng - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
This letter considers the multi-antenna cognitive radio (CR) network, which has a single
secondary user (SU) and coexists with a primary network of multiple users. Our objective is …

Signal processing and optimal resource allocation for the interference channel

M Hong, ZQ Luo - Academic Press Library in Signal Processing, 2014 - Elsevier
In this article, several design and complexity issues of the optimal physical layer resource
allocation problem for generic interference channels are surveyed. The computational …

Robust multicast beamforming for spectrum sharing-based cognitive radios

Y Huang, Q Li, WK Ma, S Zhang - IEEE Transactions on Signal …, 2011 - ieeexplore.ieee.org
We consider a robust downlink beamforming optimization problem for secondary multicast
transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive radio …