In this paper, an Internet-of-Things (IoT) system containing a relay selection is studied as
employing an emerging multiple access scheme, namely non-orthogonal multiple access …

Considering the diversified communication requirements in the Internet-of-Things (IoT)
networks, this article proposes a nonorthogonal multiple access (NOMA) scheme which …

This paper investigates secure transmission for non-orthogonal multiple access (NOMA)
systems where the imperfect successive interference cancellation (SIC) is considered at …

Non-orthogonal multiple access (NOMA) technology is expected to effectively improve the
spectrum efficiency of fifth-generation and later wireless networks. As a new technology …

As an important partner of fifth generation (5G) communication, the internet of things (IoT) is
widely used in many fields with its characteristics of massive terminals, intelligent …

The key idea of non-orthogonal multiple access (NOMA) is to serve multiple users in the
same frequency band to improve the spectral efficiency. Whereas a security flaw emerges in …

Non-orthogonal multiple access (NOMA) has gained attention as a promising multiple
access scheme for the Internet of Things (IoT). A typical setting of user ordering in NOMA …

The secrecy performance of a nonorthogonal multiple access (NOMA) system is examined
in this study by employment of a dual‐hop decode‐and‐forward (DF) relay under existence …

The Internet of Things (IoT) is expected to provide ubiquitous wireless machine-type
communication devices and extensive information collection, resulting in an unprecedented …

In 5G wireless communication networks, Non-Orthogonal Multiple Access (NOMA) has
attracted much attention in recent years. This paper investigates physical layer security of a …