Grant-free (GF) transmission holds promise in terms of low latency communication by directly transmitting messages without waiting for any permissions. However, collision …
Due to the increasing number of devices to be connected in fifth-generation (5G) and Internet of Things (IoT) networks, spectrum efficiency becomes a very challenging issue …
Y Tian, B Xiao, X Wang, YH Kho, C Tian - Computer Communications, 2021 - Elsevier
Non-orthogonal multiple access (NOMA) has attracted a great deal of interest due to its potential contribution to the 5th generation (5G) mobile networks. In conventional power …
Non-orthogonal multiple Access (NOMA) is an effective 5G remedy that provides increase in networks spectral efficiency and access latency. In order to further upgrade the transmission …
Z Zhang, H Sun, RQ Hu - IEEE Journal on Selected Areas in …, 2017 - ieeexplore.ieee.org
To address the ever increasing high data rate and connectivity requirements in the next generation 5G wireless network, novel radio access technologies (RATs) are actively …
We consider the framework of uplink transmission and interference constraint for new system model to provide multiple access scheme for fifth generation (5G) wireless …
Over the past decades, rapid developments and evolving demands of wireless communications changed the selected multiple access (MA) technique in each generation …
Non-orthogonal multiple access (NOMA) has been conceived as a breakthrough technology for the fifth generation (5G) wireless networks. With imperfect channel state information …
In this paper, we study the performance improvement methods for a cell-edge user of two- user non-orthogonal multiple access (NOMA) systems in downlink scenarios. To this end …