In anticipation of wide implementation of 5G technologies, the scarcity of spectrum resources for the unmanned aerial vehicles (UAVs) communication remains one of the major …
E Astaiza, HF Bermudez… - IEEE Latin America …, 2017 - ieeexplore.ieee.org
This paper a novel and efficient wideband sensing algorithm based on compression and reconstruction of the covariance matrix of the signal from the covariance matrix of the …
JD Gadze, AM Oyibo, ND Ajobiewe - International Journal of …, 2014 - researchgate.net
This study evaluates the performance of the energy detection based spectrum sensing technique in noisy and fading environments. Both single user detection and cooperative …
O Olabiyi, A Annamalai - 2012 35th IEEE Sarnoff Symposium, 2012 - ieeexplore.ieee.org
This article proposes a solution that can extend the capability of traditional energy detector to wideband sensing with improved performance. The solution involves the use of parallel …
Spectrum sensing is the process of identifying available spectrum channels for use by a cognitive radio. In many cases, a portion of the spectrum is licensed to a primary …
E Astaiza, P Jojoa, H Bermúdez - 2016 8th IEEE Latin …, 2016 - ieeexplore.ieee.org
Nowadays, Cognitive Radio (CR) is projected as the technology that will maximize the utilization of the spectrum resources in next generation wireless systems. Therefore, the …
JM Bruno, BL Mark - 2015 IEEE Wireless Communications and …, 2015 - ieeexplore.ieee.org
In wideband spectrum sensing, secondary or unlicensed users take signal measurements over a given wide spectrum band and attempt to determine subbands for which the spectrum …
E Astaiza, P Jojoa, F Novillo - 2016 IEEE Ecuador Technical …, 2016 - ieeexplore.ieee.org
In this paper, a novel wideband spectrum sensing algorithm based on Compressive Sensing (CS) and reconstruction of second order signal statistics from covariance matrix of the …
Cognitive radio is regarded as a promising technology for efficient utilization of the spectrum. In general, the licensed users, also known as primary users (PUs), frequently leave a …