M Jin, Q Guo, J Xi, Y Li, Y Yu… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
Covariance-based detection is a low-complexity blind spectrum sensing scheme that exploits spatial and/or temporal correlations of primary signals. However, its performance …
SM Dudley, WC Headley, M Lichtman… - Proceedings of the …, 2014 - ieeexplore.ieee.org
The policy of permanently assigning a frequency band to a single application has led to extremely low utilization of the available spectrum. Cognitive radio, with its ability to be both …
W Ejaz, N Ul Hasan, HS Kim - Computer Communications, 2013 - Elsevier
Cognitive radio refers to an intelligent radio with the capability of sensing the radio environment and dynamically reconfiguring the operating parameters. Recent research has …
H Vu-Van, I Koo - IEEE Transactions on Consumer Electronics, 2012 - ieeexplore.ieee.org
The spectrum sensing plays an essential role in Cognitive Radio (CR), which enables opportunistic access to underutilized licensed spectrums. Cooperative spectrum sensing …
D Jiang, Y Wang, Y Han, H Lv - Neurocomputing, 2017 - Elsevier
With the advent of multimedia and pattern recognition based medical technology, intelligence medical applications in smart hospital, smart clinic, and smart medical for …
Cognitive radio (CR) technology with dynamic spectrum management capabilities is widely advocated for utilizing effectively the unused spectrum resources. The main idea behind CR …
NU Hasan, W Ejaz, S Lee, HS Kim - IET Communications, 2012 - IET
A cognitive radio (CR) is the most promising candidate for the successful deployment of dynamic spectrum access (DSA). To embed DSA in a wireless sensor network, a CR is …
Cognitive radio (CR) is an attractive approach to face the shortage in the electromagnetic spectrum resources and improve the overall spectrum utilization. In this paper, two spectrum …
In cognitive radio (CR) network spectrum sensing is an important issue. Cooperative spectrum sensing improves the detection probability. The accuracy in taking decision about …