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 …

Hybrid PSO-GSA for energy efficient spectrum sensing in cognitive radio network

G Eappen, T Shankar - Physical Communication, 2020 - Elsevier
Abstract The Cognitive Radio Network (CRN) in 5G heterogeneous network has trade-off
between energy efficiency and spectrum sensing efficiency. Energy Efficiency is important …

A game theoretic approach to parked vehicle assisted content delivery in vehicular ad hoc networks

Z Su, Q Xu, Y Hui, M Wen, S Guo - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Recently, parked vehicles have been shown to be useful to deliver content in vehicular ad
hoc networks, where the parked vehicles can form social communities to share and …

Multi-objective modified grey wolf optimization algorithm for efficient spectrum sensing in the cognitive radio network

G Eappen, T Shankar - Arabian Journal for Science and Engineering, 2021 - Springer
With the advancement toward 6G technology, mobile data growth is estimated to increase
many fold. There will also be an increase in the control plane load (IoT, IoE). Such problems …

Maximizing energy efficiency of cognitive wireless sensor networks with constrained age of information

A Valehi, A Razi - IEEE Transactions on Cognitive …, 2017 - ieeexplore.ieee.org
A cognitive wireless sensor network is considered, where a cluster of secondary sensors
utilize channel vacancies of a primary network and transmit their measurement samples to a …

Analysis of a new energy-based sensor selection method for cooperative spectrum sensing in cognitive radio networks

M Monemian, M Mahdavi - IEEE sensors journal, 2014 - ieeexplore.ieee.org
Spectrum sensing is essential to identify the presence of primary users (PUs) in cognitive
radio networks. Cooperative spectrum sensing (CSS) obtained from the diversity of different …

Decision-driven time-adaptive spectrum sensing in cognitive radio networks

W Yin, H Chen - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
In cognitive radio systems based on periodic sensing and transmission, a secondary user
(SU) senses the activity of a primary user (PU) in the sensing phase and then makes use of …

A novel support vector machine-red deer optimization algorithm for enhancing energy efficiency of spectrum sensing in cognitive radio network

V Srivastava, I Bala - Mobile Radio Communications and 5G Networks …, 2022 - Springer
Abstract 5G Cognitive Radio Network (CRN) has a drawback in energy efficiency and
spectrum sensing trade-off. When it comes to building the cognitive radio, it is essential to …

[HTML][HTML] Migration and mutation (MeTa) hybrid trained ANN for dynamic spectrum access in wireless body area network

G Eappen, T Shankar, A Rajesh - Results in Engineering, 2025 - Elsevier
Conventional radio transmission for wireless patient monitoring systems (WPMS)
experiences spectrum overcrowding and congestion. To address this issue, dynamic …

On the effect of false alarm rate on the performance of cognitive radio networks

IM Suliman, J Lehtomäki, K Umebayashi - EURASIP Journal on Wireless …, 2015 - Springer
Spectrum sensing plays a significant role in enabling utilization of spectrum holes by
unlicensed secondary users (SUs) in cognitive radio networks (CRNs). Most of the related …