… the power allocation and user set selection problems in multi-user downlink NOMA systems
… The theoretical optimal power allocation solution for a candidate user set is derived in …

… general power allocation scheme which can be applied to both downlink and uplink NOMA
… rate for downlink NOMA with the dynamic power allocation factor αw, which is defined in (6). …

… In this paper, we investigate resource allocation in downlink NOMA systems with a focus
on seeking the optimal power allocation for multiple channels and users under various per…

… As shown in Fig.1, we consider a downlink NOMA heterogeneous network, involving one
macro base station (MBS) located at the center of the macrocell and one overlaid small BS (…

… of user pairing and power allocation techniques for NOMA-based VLC … power allocation
strategies for NOMA-based VLC systems, viz., static power allocation or fixed power allocation …

… application of NOMA, in this work, we study the joint beamforming and power allocation
design where users have similar channel gains to further unlock the potential benefit of NOMA. …

… NOMA schemes. Then, we investigate the optimal power allocation for these downlink
NOMA … We show that in most cases the optimal NOMA power allocation can be analytically …

… After discussing various CoMP-NOMA models for downlink power allocation in multi-… -NOMA
(JT-CoMP-NOMA) model. For the JT-CoMP-NOMA model, an optimal joint power allocation …

… optimize the power allocation problem in order to improve EE for downlink NOMA systems.
… In this work, we consider power allocation to improve EE for NOMA systems. One hopes to …

… and downlink NOMA systems using the proposed user grouping and power allocation … the
performances of NOMA and OMA and illustrate the significance of NOMA in various network …