In this paper, we investigate the outage performance in secondary network of cognitive radio (CR) employing non-orthogonal multiple access (NOMA) wireless networks over Rayleigh …
In this paper, we investigate the performance of a secondary network in a cognitive radio network employing a non-orthogonal multiple access (NOMA) scheme to form a CR-NOMA …
DT Do, AT Le, CB Le - 2019 IEEE 90th Vehicular Technology …, 2019 - ieeexplore.ieee.org
In this paper, we investigate improved spectrum concern by employing non-orthogonal multiple access (NOMA) scheme in cognitive radio (CR) network to form CR-NOMA and to …
Future 5G technologies increase spectrum efficiency and wireless capacity by supporting numerous connections at once. New designs are therefore required in order to support the …
In this work, we propose and investigate a novel hybrid cellular and bidirectional device-to- device (D2D) transmission scheme that exploits cooperative non-orthogonal multiple access …
X Liu, Y Wang, S Liu, J Meng - IEEE Access, 2018 - ieeexplore.ieee.org
In traditional cognitive radio (CR), secondary user (SU) can only access the idle spectrum when primary user (PU) is absent, which has to vacate the spectrum when detecting the …
S Bisen, AV Babu - Transactions on Emerging …, 2019 - Wiley Online Library
This paper investigates the outage performance of secondary users (SUs) in underlay cognitive radio–based nonorthogonal multiple access (CR‐NOMA) networks. We consider …
We propose and investigate a bidirectional device-to-device (D2D) transmission scheme that exploits cooperative downlink non-orthogonal multiple access (NOMA)(termed as BCD …
L Su, C Li, F Wang - 2024 IEEE 6th Advanced Information …, 2024 - ieeexplore.ieee.org
With the dramatic development of wireless communication technology, intelligent transportation systems (ITS) are facing the problems of low spectrum utilization and …