Cognitive radios (CRs) can exploit vacancies in licensed frequency bands to self-organize in
opportunistic spectrum networks. Such networks, henceforth referred to as cognitive radio …

The vision towards the Network of the Future cannot be separated from the fact that today's
networks, and networking services are subject to sophisticated and very effective attacks …

Este artículo centra su atención en la capa física de las redes de radio cognitiva (CR), es
decir, en las técnicas que se utilizan para detectar la presencia o ausencia de usuarios …

In this paper,(CORN) 2, a correlation-based, optimal sensing scheduling algorithm is
developed for cognitive radio networks to minimize energy consumption. A sensing quality …

Cognitive radios have received plenty of attention recently due to their potential for providing
significant spectrum efficiency gains for a variety of emerging networking scenarios. By …

Cognitive radio based inter vehicle communication system was proposed by the researchers
in 2010. They have proposed cognitive radio site (CR-Site) inside the vehicle to solve the …

Sensoriamento de espectro é um componente fundamental no paradigma de acesso
dinâmico ao espectro, contribuindo para a proteção de usuários primários, ou seja, evita-se …

The vision towards the Network of the Future cannot be separated from the fact that today's
networks, and networking services are subject to sophisticated and very effective attacks …

Cognitive radio (CR) is emerging as a field essential to the progress of wireless
communications. With spectral efficiency at the forefront in protocol design, CR aims in …