In this paper, we investigate the spectrum resource and power allocation problem for the
tradeoff between maximizing the sum rate and minimum rate requirements of users in non …

The traditional orthogonal multiple access (OMA) is unable to satisfy the needs of large
number of smart devices. To increase the transmission rate in the limited spectrum resource …

Multi-carrier based non-orthogonal multiple access (NOMA) is an effective method to meet
the ever-increasing demands of both user throughput and energy efficiency by multiplexing …

Non-orthogonal multiple access (NOMA) has been investigated recently as a candidate
radio access technology for the fifth generation (5G) networks due to its high spectrum …

We propose a novel low-complexity resource allocation scheme to provide a tradeoff
between energy efficiency (EE) and spectral efficiency (SE) for multicarrier non-orthogonal …

Non-orthogonal multiple access (NOMA) plays an important role in achieving high capacity
for fifth-generation (5G) networks. Efficient resource allocation is vital for NOMA system …

Non-orthogonal multiple access (NOMA) is a promising technology to increase the spectral
efficiency and enable massive connectivity in 5G and future wireless networks. In contrast to …

In this letter, we investigate the resource allocation problem, including user pairing and
power allocation, for downlink non-orthogonal multiple access (NOMA) networks. Different …

In this paper, the optimal power allocation scheme is investigated for sum rate maximization
of non-orthogonal multiple access (NOMA) with adaptive rates and α-fairness. Compared to …

Non-orthogonal multiple access (NOMA) provides a significant impact on meeting high
capacity achievements of the fifth generation (5G) wireless cellular systems. In NOMA, an …