In cognitive radio networks (CRNs), multiple secondary users may send out requests
simultaneously and one secondary user may send out multiple requests at one time, ie …

The convergence of artificial intelligence (AI) and the Internet of Things (IoT) promotes
energy-efficient communication in smart homes. Quality-of-Service (QoS) optimization …

Efficient spectrum utilization is a prominent issue in cognitive radio networks. Owing to this,
power allocation policies are proposed which underlay cognitive radio networks together …

Cognitive radio (CR) is an emergent communication platform that offers solutions for
spectrum scarcity issues. Cognitive radio networks (CRNs) will offer increased bandwidth to …

In order to cope with the resource shortage problem brought by cognitive radio technology in
cognitive radio sensor network (CRSN), a new CRSN called heterogeneous CRSN …

With the advent of various emerging wireless products, the usage of limited spectrum has
grown exponentially in the recent years. In the next few years, that mobile data traffic …

Smart grid (SG) communication requires multilevel communication among multiple layers.
To handle this paramount spectrum requirement, cognitive radio network (CRN) is one of the …

Fast growth of wireless devices in IoT (Internet of Things), industry 5.0 and 6G cellular
networks, is dealing with the challenge of spectrum scarcity and uneven utilization of …

With the advancement of internet technologies and multimedia applications, the spectrum
scarcity problem is becoming more acute. Thus, spectral-efficient schemes with minimal …

With the rapid development of technology, the continuous progress of communication
technology has brought a very serious problem-the shortage of spectrum resources. A large …