X Huang, D Zhang, S Tang, Q Chen, J Zhang - IEEE Access, 2019 - ieeexplore.ieee.org
Booming demand for mobile intelligent terminal equipment results in the exponential growth of the data flow in the fifth-generation mobile communication network. Small-cell networks …
DT Do, CB Le, AT Le - … Computing Electronics and Control), 2019 - telkomnika.uad.ac.id
In this paper, a downlink scenario of a non-orthogonal multiple access (NOMA) scheme with power constraint via spectrum sensing is considered. Such network provides improved …
N Zabetian, M Baghani… - 2016 8th international …, 2016 - ieeexplore.ieee.org
In this paper, the power allocation of Non-orthogonal multiple access (NOMA) for secondary users in underlay cognitive radio is studied. In underlay cognitive radio networks, the …
L Xu, Y Zhou, P Wang, W Liu - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA)-based cognitive wireless networks can improve the spectral efficiency to utilize the vacant spectrum resource and exploit the power domain …
To improve the radio spectral efficiency for 5G and beyond, novel radio access techniques need to be designed to accommodate unprecedented number of connected devices, and …
Z Song, X Wang, Y Liu, Z Zhang - IEEE access, 2019 - ieeexplore.ieee.org
In a conventional cognitive radio (CR) network, only when the primary user's (PU) frequency bands are sensed to be free, secondary users (SUs) can utilize these frequency band …
The non‐orthogonal multiple access (NOMA) technique offers throughput improvement to meet the demands of the future generation of wireless communication networks. The …
In this paper, we study the resource allocation problem, including the joint consideration of user grouping and power allocation, of an, underlay cognitive radio (CR) network employing …
X Wang, M Jia, Q Guo, IWH Ho… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we investigate a joint resource allocation problem based on cognitive radio (CR) techniques for user equipment with multi-homing capabilities. We consider a …