Under utilization of radio spectrum in traditional wireless communication systems [30], along with the increasing spectrum demand from emerging wireless applications, is driving the …
Currently, the radio spectrum is statically allocated and divided between licensed and unlicensed frequencies. Due to this inflexible policy, some frequency bands are growing in …
The cognitive radio (CR) paradigm for designing next‐generation wireless communications systems is becoming increasingly popular, and different aspects of it are being implemented …
Cognitive radio (CR) has been considered as a potential candidate for addressing the spectrum scarcity problem of future wireless networks. Since its conception, several …
B Wang, KJR Liu - IEEE Journal of selected topics in signal …, 2010 - ieeexplore.ieee.org
With the rapid deployment of new wireless devices and applications, the last decade has witnessed a growing demand for wireless radio spectrum. However, the fixed spectrum …
J Rasmussen, AM Pejtersen, LP Goodstein - 1994 - dl.acm.org
Cognitive systems engineering | Guide books skip to main content ACM Digital Library home ACM home Google, Inc. (search) Advanced Search Browse About Sign in Register …
Cognitive Radios have been receiving increasing attention in academia, industry, and government. This has come after several studies indicating that up to 90% of the allocated …
Cognitive radio (CR) is the enabling technology for supporting dynamic spectrum access: the policy that addresses the spectrum scarcity problem that is encountered in many …
Z Chkirbene, N Hamdi - International Journal of Wireless …, 2015 - inderscienceonline.com
With the rapid development of wireless communication, the scarcity of spectrum becomes more and more prominent. Cognitive radio is proposed to overcome the problem of low …