Intelligent reflecting surfaces (IRS) recently gained prominence due to their ability to adapt
and tweak their configuration in real-time to create an intelligent wireless environment …

Recently, the combination of cognitive radio networks with the nonorthogonal multiple
access (NOMA) approach has emerged as a viable option for not only improving spectrum …

Ambient backscatter communications (AmBC) have introduced a revolutionary approach to
wireless communication that utilizes ambient radio frequency (RF) signals in contrast to self …

The arrival of the sixth generation (6G) wireless communication will intensify the
developments of the Internet of Things (IoT) for widely applications in resilient industry 5.0 …

This research proposes a novel approach, namely the user fairness-enhanced beamforming
(UFEB) scheme, to improve the user fairness in intelligent reflecting surface (IRS) assisted …

To achieve low-cost, low energy consumption green Internet of Things (IoT) communication
and meet 360 o area full-coverage, we propose a novel simultaneously transmitting and …

This thesis considers various cognitive radio-based non-orthogonal multiple access (CR-
NOMA) applications by focusing on the efficient usage of communication technologies, such …

In some specific transmission scenarios, the mobile users are blocked by the buildings or
trees, which will lead to occasionally disconnect for the direct transmission links. As for the …

Recently, the combination of cognitive radio networks with the nonorthogonal multiple
access (NOMA) approach has emerged as a viable option for not only improving spectrum …