Modified spider monkey optimization—An enhanced optimization of spectrum sharing in cognitive radio networks

G Dinesh, P Venkatakrishnan… - International Journal of …, 2021 - Wiley Online Library
At present, the demand for wireless communications is growing tremendously. Cognitive
radio network plays an important role in making the spectrum to be used effectively …

Polarization Jones vector distance statistics-based full-duplex primary signal extraction for cognitive radios

D Li, J Cheng, VCM Leung - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The problem of full-duplex primary user (PU) signal space extraction is studied for cognitive
radios, and polarization Jones vector distance (PJVD) under generalized likelihood ratio test …

A novel polarization enabled full-duplex hybrid spectrum sharing scheme for cognitive radios

D Li, D Zhang, J Cheng - IEEE Communications Letters, 2019 - ieeexplore.ieee.org
This letter proposes a novel polarization enabled full-duplex hybrid spectrum sharing
method for cognitive radios. The proposed method enables the secondary users (SUs) …