The aim of this systematic review was to identify the correlations between spectrum sensing,
clustering algorithms, and energy-harvesting technology for cognitive-radio-based internet …

Cognitive Radio Networks (CRNs) have been proposed as a solution to the problem of
spectrum scarcity in wireless communication systems. CRNs allow for dynamic spectrum …

The integrated satellite-terrestrial communication network (ISTCN) has become an important
research direction for future sixth-generation mobile networks to meet the communication …

To provide seamless communication service, the integrated satellite-terrestrial network
(ISTN) has attracted lots of interest, where the promising dynamic spectrum sharing …

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

With the acceleration of economic globalization and integration, the global trade is
becoming more frequent, which promotes the vigorous development of transportation …

In downlink Internet of things (IoT) applications, certain nodes can be given a higher
transmission priority than others, and hence might be allocated more transmission …

The integration of intelligent reflecting surfaces (IRS) into cooperative non-orthogonal
multiple access (NOMA) systems revolutionizes wireless networks by enhancing signal …

This paper considers the application of reconfigurable intelligent surface (RIS) to non‐
terrestrial non‐orthogonal multiple access (NOMA) networks. More specifically, the …

The explosive growth of wireless subscribers and high data rate demanding multimedia
services have pushed the fourth-generation (4G) network to improve and adapt to the …