Integration of cognitive radio technology in NOMA-based B5G networks: State of the art, challenges, and enabling technologies
The integration of cognitive radio (CR) technology and non-orthogonal multiple access
(NOMA) techniques, referred to as CR-based NOMA systems, has been recently configured …
(NOMA) techniques, referred to as CR-based NOMA systems, has been recently configured …
Efficient user-channel pairing with power-domain sum-rate maximization in opportunistic hybrid OFDMA-NOMA IoT systems
Non-orthogonal multiple access (NOMA) along with cognitive radio (CR) have been recently
configured as potential solutions to fulfill the extraordinary demands of the fifth generation …
configured as potential solutions to fulfill the extraordinary demands of the fifth generation …
Cognitive non-orthogonal multiple access with cooperative relaying: A new wireless frontier for 5G spectrum sharing
Two emerging technologies toward 5G wireless networks, namely non-orthogonal multiple
access (NOMA) and cognitive radio (CR), will provide more efficient utilization of wireless …
access (NOMA) and cognitive radio (CR), will provide more efficient utilization of wireless …
State of the art, taxonomy, and open issues on cognitive radio networks with NOMA
The explosive growth of mobile devices and the rapid increase of wideband wireless
services call for advanced communication techniques that can achieve high spectral …
services call for advanced communication techniques that can achieve high spectral …
NOMA-based cognitive spectrum access for 5G-enabled Internet of Things
X Liu, B Lin, M Zhou, M Jia - IEEE Network, 2021 - ieeexplore.ieee.org
With the rapid development of 5th generation (5G) communications, 5G-enabled Internet of
Things (IoT) will provide high-speed and low-latency data transmissions as well as better …
Things (IoT) will provide high-speed and low-latency data transmissions as well as better …
Spectrum resource optimization for NOMA-based cognitive radio in 5G communications
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 …
when primary user (PU) is absent, which has to vacate the spectrum when detecting the …
Hybrid NOMA for future radio access: Design, potentials and limitations
Next-generation internet of things (IoT) applications need numerous low-powered wireless
mobile devices to connect with each other, having ultra-reliability and low latency. Non …
mobile devices to connect with each other, having ultra-reliability and low latency. Non …
Uplink resource allocation for NOMA-based hybrid spectrum access in 6G-enabled cognitive Internet of Things
X Liu, H Ding, S Hu - IEEE Internet of Things Journal, 2020 - ieeexplore.ieee.org
Sixth generation (6G)-enabled Internet of Things (IoT) needs sufficient spectrum resources
to provide spectrum access for massive IoT's terminals. However, traditional orthogonal …
to provide spectrum access for massive IoT's terminals. However, traditional orthogonal …
Energy-efficient opportunistic multi-carrier NOMA-based resource allocation for beyond 5G (B5G) networks
The interplay between the non-orthogonal multiple access (NOMA) and the opportunistic
cognitive radio (CR)-based orthogonal frequency multiple access (OFDMA) has been …
cognitive radio (CR)-based orthogonal frequency multiple access (OFDMA) has been …
Interplay between NOMA and other emerging technologies: A survey
Non-orthogonal multiple access (NOMA) has been widely recognized as a promising way to
scale up the number of users, enhance the spectral efficiency, and improve the user-fairness …
scale up the number of users, enhance the spectral efficiency, and improve the user-fairness …