… cooperative CRN with relaying capabilities. First, we will briefly describe the basics and
terminology of cognitive radio and cooperative … allocation techniques for cooperative CRN. …

… , it makes sense to employ cooperative techniques to enhance their … cooperative techniques
in cognitive networks, with its emphasis on spectrum sensing and access based cooperation…

… To cope with this problem, we propose a cognitive relay network in which distributed cognitive
… By utilizing a cognitive space–time–frequency (STF) coding in the cognitive relay network, …

… In this section, we present the overview of the system architecture of cognitive radio network
with cooperative relay. We design the secondary system in an infrastructure mode as shown …

… Abstract—In this paper, we consider a cognitive radio network … ) in exchange for the SU
cooperatively relaying the PU’s data … , reveal that the proposed cooperative overlay scheme can …

… In cognitive radio (CR) networks adopting … first cognitive task is hence to sense and identify
those unused spectral holes. The increasingly popular (ultra-)wideband wireless networks …

… Meanwhile, cooperative relay technology is regarded widely … types of wireless networks,
including cognitive radio networks. In this … of: cooperative relay technology to CRNs, cooperative …

… cooperative Cognitive Radio Networks (CRNs). Giving priority to the RT users with QoS
requirements in terms of the dropping and blocking probabilities, a number of the identified …

… This paper investigated dynamic SWIPT and opportunistic relaying in cooperative cognitive
radio networks. We proposed a new framework that unifies direct transmission, relay trans…

… Cooperative sensing … cognitive radio network that is used in our analysis and simulations.
Section III gives the review of channel sensing hypothesis, energy detector and cooperative …