ABSTRACT. The problem of cognitive access of parallel channels occu- pied by primary users is considered. The transmissions of.
Sep 21, 2009 · The problem of cognitive access of parallel channels occupied by primary users is considered. The transmissions of primary users are modeled ...
People also ask
What is spectrum sensing in cognitive radio?
What are the advantages of cooperative spectrum sensing?
What are the sensing techniques in cognitive radio networks?
What is the cognitive cycle in the cognitive radio?
This work identifies a paradox: when licensed channels are more occupied by PUs, this may improve the spectrum utilization by SUs, and proposes a ...
In this paper, a novel prediction based cooperative spectrum sensing scheme is investigated on the performance of an energy harvesting cognitive radio.
Apr 19, 2013 · The performance of cooperative spectrum sensing in cognitive radio (CR) networks depends on the sensing mode, the sensing time and the ...
The spectrum sensing performance and requirements for detecting legacy users (LU) in cognitive radios (CR) with periodic scanning are considered and ...
Cognitive radio is a technology that aims to maximize the current usage of the licensed frequency spectrum. Cognitive radio aims to provide services for.
Nov 24, 2023 · To the best of our knowledge, this is the only survey paper that reviews the different spectrum sensing techniques in a 5G cognitive radio ...
Spectrum sensing is the most important step in the cognitive radio. It involves spectral detection, channel estimation, and channel state prediction.
Mar 31, 2021 · Spectrum Sensing (SS) plays an essential role in Cognitive Radio (CR) networks to diagnose the availability of frequency resources.