Advances on spectrum sensing for cognitive radio networks: Theory and applications

A Ali, W Hamouda - IEEE communications surveys & tutorials, 2016 - ieeexplore.ieee.org
Due to the under-utilization problem of the allocated radio spectrum, cognitive radio (CR)
communications have recently emerged as a reliable and effective solution. Among various …

Progression on spectrum sensing for cognitive radio networks: A survey, classification, challenges and future research issues

MS Gupta, K Kumar - Journal of Network and Computer Applications, 2019 - Elsevier
It is widely believed that the advances of networking technologies will reshape the future of
telecommunication system. The continuous growth in data traffic originated by mobile users …

Cooperative communications for cognitive radio networks—From theory to applications

X Chen, HH Chen, W Meng - IEEE Communications surveys & …, 2014 - ieeexplore.ieee.org
Cognitive Radio has been recognized as a promising way to improve spectrum efficiency of
wireless communications by exploiting under-utilized licensed spectrum in temporal …

Cognitive small cell networks: Energy efficiency and trade-offs

M Wildemeersch, TQS Quek, CH Slump… - IEEE Transactions …, 2013 - ieeexplore.ieee.org
Heterogeneous networks using a mix of macrocells and small cells are foreseen as one of
the solutions to meet the ever increasing mobile traffic demand. Nevertheless, a massive …

Intelligent reflecting surfaces and spectrum sensing for cognitive radio networks

A Nasser, HAH Hassan, A Mansour… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
In Cognitive Radio (CR) networks, Primary User (PU) and Secondary User (SU) coexist to
efficiently share the spectrum. PU has the right to access its dedicated channel at any time …

Hybrid matched filter detection spectrum sensing

A Brito, P Sebastião, FJ Velez - IEEE Access, 2021 - ieeexplore.ieee.org
The radio frequency spectrum is getting more congested day by day due to the growth of
wireless devices, applications, and the arrival of fifth generation (5G) mobile …

Interference mitigation in cognitive-radio-based femtocells

HO Kpojime, GA Safdar - IEEE Communications Surveys & …, 2014 - ieeexplore.ieee.org
Femtocell architecture involves the use of two separate layers-the macrocell and femtocell
layers. In this architecture, the former is the conventional cellular network, whereas the latter …

Intelligent cognitive spectrum collaboration: Convergence of spectrum sensing, spectrum access, and coding technology

P Cai, Y Zhang - Intelligent and Converged Networks, 2020 - ieeexplore.ieee.org
For a future scenario where everything is connected, cognitive technology can be used for
spectrum sensing and access, and emerging coding technologies can be used to address …

Rethinking autocorrelation for deep spectrum sensing in cognitive radio networks

K Chae, J Park, Y Kim - IEEE Internet of Things Journal, 2022 - ieeexplore.ieee.org
We design a novel learning-based spectrum sensing model. Under the insight that an
autocorrelation curve yields richer information than a single sum of received signal powers …

I3S: Intelligent spectrum sensing scheme for cognitive radio networks

W Ejaz, N ul Hasan, S Lee, HS Kim - EURASIP Journal on Wireless …, 2013 - Springer
Reliable spectrum sensing is one of the most crucial aspects for the successful deployment
of cognitive radio (CR) technology. For CR, it is not possible to transmit on a licensed band …