Information security has always been a critical issue in wireless networks. Apart from other
secure techniques, covert communication emerges as a potential solution to security for …

Abstract Power Domain Non-Orthogonal Multiple Access (PD-NOMA) is a potential
technology for the next generation of cellular networks. Compared to classical orthogonal …

In this paper, we investigate secrecy-energy efficient hybrid beamforming (BF) schemes for a
satellite-terrestrial integrated network, wherein a multibeam satellite system shares the …

The Internet-of-Things (IoT) has greatly facilitated our daily lives. Nevertheless, how to
achieve higher spectral efficiency, large-scale device access, and lower latency for the next …

Non-orthogonal multiple access (NOMA) has been widely recognized as a promising way to
scale up the number of users, enhance the spectral efficiency, and improve the user-fairness …

In this article, we investigate covert millimeter-wave (mmWave) communications with finite
blocklength, where a multiantenna transmitter sends covert messages to a legitimate …

In this study, the performance of a secondary network in cognitive radio (CR) is studied in
the context of vehicle-to-everything (V2X). The non-orthogonal multiple access (NOMA) is …

Low Earth Orbit (LEO) satellites undergo a period of rapid development driven by ever-
increasing user demands, reduced costs, and technological progress. Since there is a lack …

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

Fifth generation (5G) is a recent wireless communication technology in mobile networks. The
key parameters of 5G are enhanced coverage, ultra reliable low latency, high data rates …