To implement machine type communications (MTCs) in next generation mobile networks,
Narrowband-Internet of Things (NB-IoT) need be studied. Such NB-IoT has been released …

Two emerging technologies toward 5G wireless networks, namely non-orthogonal multiple
access (NOMA) and cognitive radio (CR), will provide more efficient utilization of wireless …

Compared with the conventional reconfigurable intelligent surfaces (RIS), simultaneous
transmitting and reflecting intelligent omini-surfaces (STAR-IOSs) are able to achieve 360° …

This letter investigates the bit error rate (BER) performance of simultaneous transmitting and
reflecting reconfigurable intelligent surfaces (STAR-RISs) in non-orthogonal multiple access …

Non-orthogonal multiple access (NOMA)-based cognitive radio (CR) networks have recently
emerged as a promising solution to enhance the spectral efficiency and massive …

A simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs)
enhanced uplink non-orthogonal multiple access (NOMA) communication system is …

In this paper, we present a hybrid ambient backscatter communication (ABC) assisted
framework for radio frequency (RF) powered cognitive radio networks (CRNs). In these …

The explosive growth of mobile devices and the rapid increase of wideband wireless
services call for advanced communication techniques that can achieve high spectral …

In this paper, nonorthogonal multiple access (NOMA) is applied to large-scale underlay
cognitive radio (CR) networks with randomly deployed users. To characterize the …

With the aim of integrating over-the-air federated learning (AirFL) and non-orthogonal
multiple access (NOMA) into an on-demand universal framework, this paper proposes a …