For Internet of Things (IoT) networks, it is important to develop energy-efficient
communication schemes to extend the operating life of battery-powered IoT devices …

Grant-free non-orthogonal multiple access (GF-NOMA) is a potential multiple access
framework for short-packet internet-of-things (IoT) networks to enhance connectivity …

In this work, we study the weighted sum-rate maximization problem for a downlink non-
orthogonal multiple access (NOMA) system. With power and data-rate constraints, this …

Non-orthogonal multiple access (NOMA) is regarded as a promising technology to satisfy
the huge access demand and data rate requirements of the next generation network. In this …

In the era of the Internet of Things (IoT), it is a promising way to improve system energy utility
and better meet users' requirements for Quality of Service (QoS) via integrating …

Nonorthogonal multiple access (NOMA) exhibits superiority in spectrum efficiency and
device connections in comparison with the traditional orthogonal multiple access …

Innon-orthogonal multiple access (NOMA) systems, transmit power allocation plays a crucial
role in maximizing the sum rate, while satisfying quality of service requirements of users. In …

Energy-efficient resource allocation for multi-cell multi-carrier non-orthogonal multiple
access (MCMC-NOMA) is a challenging task due to the interference and other related …

In recent years, the 3rd generation partnership project (3GPP) has approved the
narrowband Internet of Things (NB-IoT) system to support the low-data-rate machine-type …

The Internet of Things (IoT) has attracted significant attentions in the fifth generation mobile
networks and the smart cities. However, considering the large numbers of connectivity …