… survey on full spectrum sharing in CR networks towards 5G. In spite of the extensive literature
on CR, there are few papers to discuss the available spectrum exploration issues toward …

… to improve the utilization of the radio frequency spectrum. In this paper, we consider the
problem of spectrum sharing among primary (or “licensed”) users (PUs) and secondary (or “…

… Abstract—In this paper, we consider a cognitive radio network consisting of a primary … and
secondary pair, we propose an overlay spectrum sharing scheme where the primary user (PU) …

… This work aims to conduct an in-depth survey on recent spectrum sharing (SS) technologies
towards 5G development and recent 5G-enabling technologies. SS techniques are classified…

… in deploying an opportunistic cognitive radio network (CRN) is … in a distributed (ad hoc
network) environment. An efficient design … network that consists of several primary radio networks (…

… that PR and CR users share the same slotted transmission … for dynamic spectrum access
in open spectrum wireless networks. … of spectrum sharing among a group of spread-spectrum …

… We consider a multichannel cognitive radio system with sensing limits … spectrum sharing,
ie, the number of secondary users that maximizes the total deliverable throughput in the network…

… (5G) wireless networks. The E-CRNs jointly exploit the licensed spectrum shared with the
primary user (PU) networks and the unlicensed spectrum aggregated from the industrial, …

… and propose a novel cognitive radio system that significantly … structure for spectrum sharing
cognitive radio networks and … of the proposed cognitive radio system under average transmit …

… cognitive radio spectrum sharing domains … spectrum sharing/management are required
with inputs from the technology, economics and regulations. To identify the available spectrum …