A tutorial on interference exploitation via symbol-level precoding: Overview, state-of-the-art and future directions
Interference is traditionally viewed as a performance limiting factor in wireless
communication systems, which is to be minimized or mitigated. Nevertheless, a recent line of …
communication systems, which is to be minimized or mitigated. Nevertheless, a recent line of …
A survey of optimization approaches for wireless physical layer security
Due to the malicious attacks in wireless networks, physical layer security has attracted
increasing concerns from both academia and industry. The research on physical layer …
increasing concerns from both academia and industry. The research on physical layer …
Energy-efficient design of IRS-NOMA networks
Combining intelligent reflecting surface (IRS) and non-orthogonal multiple access (NOMA) is
an effective solution to enhance communication coverage and energy efficiency. In this …
an effective solution to enhance communication coverage and energy efficiency. In this …
Active IRS aided multiple access for energy-constrained IoT systems
In this paper, we investigate the fundamental multiple access (MA) scheme in an active
intelligent reflecting surface (IRS) aided energy-constrained Internet-of-Things (IoT) system …
intelligent reflecting surface (IRS) aided energy-constrained Internet-of-Things (IoT) system …
UAV trajectory and beamforming optimization for integrated periodic sensing and communication
Unmanned aerial vehicle (UAV) is expected to bring transformative improvement to the
integrated sensing and communication (ISAC) system. However, due to shared spectrum …
integrated sensing and communication (ISAC) system. However, due to shared spectrum …
Semidefinite relaxation of quadratic optimization problems
In this article, we have provided general, comprehensive coverage of the SDR technique,
from its practical deployments and scope of applicability to key theoretical results. We have …
from its practical deployments and scope of applicability to key theoretical results. We have …
Power efficient IRS-assisted NOMA
In this paper, we propose a downlink multiple-input single-output (MISO) transmission
scheme, which is assisted by an intelligent reflecting surface (IRS) consisting of a large …
scheme, which is assisted by an intelligent reflecting surface (IRS) consisting of a large …
Outage constrained robust transmit optimization for multiuser MISO downlinks: Tractable approximations by conic optimization
In this paper, we study a probabilistically robust transmit optimization problem under
imperfect channel state information (CSI) at the transmitter and under the multiuser multiple …
imperfect channel state information (CSI) at the transmitter and under the multiuser multiple …
Joint beamforming and power-splitting control in downlink cooperative SWIPT NOMA systems
This paper investigates the application of simultaneous wireless information and power
transfer (SWIPT) to cooperative non-orthogonal multiple access (NOMA). A new cooperative …
transfer (SWIPT) to cooperative non-orthogonal multiple access (NOMA). A new cooperative …
Multiuser MISO beamforming for simultaneous wireless information and power transfer
This paper studies a multiuser multiple-input single-output (MISO) broadcast simultaneous
wireless information and power transfer (SWIPT) system, where a multi-antenna access …
wireless information and power transfer (SWIPT) system, where a multi-antenna access …