We provide in this paper a comprehensive solution to the design, performance analysis, and
optimization of a multi-antenna non-orthogonal multiple access (NOMA) system for multiuser …

Non-orthogonal multiple access (NOMA) has received significant attention for future wireless
networks. NOMA outperforms orthogonal schemes, such as OFDMA, in terms of spectral …

In this paper, we minimize the transmit power for multiple-input single-output and
nonorthogonal multiple access systems. In our analysis, a large number of users are …

Space-ground integrated networks (SGINs) have attracted substantial research interests due
to their wide area coverage capability, where spectrum sharing is employed between the …

Nonorthogonal multiple access (NOMA) has been considered as a promising technology for
fifth-generation wireless communication systems. In this paper, we consider a two-cell …

NOMA, as the newest member of the multiple access family, is envisioned to be an essential
component of 5G mobile networks. The combination of NOMA and multi-antenna MIMO …

Resource management in multi-cell multiple-input multiple-output non-orthogonal multiple
access (MIMO-NOMA) is challenged by computational complexity, flexible clustering, and …

Non-orthogonal multiple access (NOMA) is one of the potential multiuser supporting
techniques in the fifth generation (5G) cellular systems due to its higher spectrum efficiency …

In this paper, we explore the energy efficiency (EE) and spectral efficiency (SE) tradeoff with
α-fairness consideration for downlink non-orthogonal multiple access (NOMA) networks …

As energy efficiency (EE) is a key performance indicator for the future wireless network, it
has become a significant research field in communication networks. In this paper, we …