To deal efficiently with the spectrum sharing between cognitive radio users, we propose an
innovative routing protocol involving not only a joint and fully distributed spectrum …

Cognitive radio network has been proposed as a promising technology to satisfy the
manifold requirements of future generation (5G) wireless system by intelligently accessing …

The fixed spectrum allocation causes inefficient utilization of licensed spectrum bands, due
to which Cognitive Radio Networks (CRNs) emerged as a promising solution. Cognitive …

Cognitive radio (CR) is an emerging communication paradigm to address spectrum
insufficiency by opportunistically accessing inactive spectrum. Normally, there are several …

Cognitive Radio (CR) is a promising technology and innovative solution for current spectrum
allocation problems. We can exploit the unused licensed bands to meet the increased …

Wireless communication technology had enabled numerous services that had placed the
current radio frequency bands at scarce. Thus, with the emerging of cognitive radio …

Abstract In Cognitive Radio Networks (CRNs) there is much dynamicity due to the activities
of primary users which results in instability of routes. Therefore, an efficient routing protocol …

Summary The Internet of Things (IoT) concept increases the spectrum demands of mobile
users in wireless communications because of the intensive and heterogeneous structure of …

In cognitive radio networks, the media access control (MAC) protocols need to determine the
availability of spectrum resource through spectrum sensing and coordinate with the other …

The massive usage of Internet-of-Things devices in various smart applications enables
spectrum scarcity issues. In order to enhance the dynamic spectrum capability, cognitive …