Social distancing has been regarded as a key method by the authorities worldwide to
manage the pandemic of COVID-19. Digital technologies play a crucial role to support the …

Massive Machine-Type Communication (mMTC) is proposed by ITU to provide a large scale
of connectivity services for billions of machine-type communications devices (MTCDs) via …

Utilizing unmanned aerial vehicles (UAVs) as relays has great potential owing to their high
mobility in communication networks. To fully exploit this mobility characteristic, we propose a …

From the perspective of information security, relays exhibit varying levels of trustworthiness
when forwarding information. For screening and eliminating the malicious users of …

In this paper, we build a D2D-relay communications model where the D2D user is selected
as a relay to forward data for the users at the edge of the networks. We aim at maximizing …

How to improve the flexibility of limited communication resources to meet the increasing
requirements of data services has become one of the research hotspots of the modern …

This paper studies a scheme of joint beamforming design combined with reconfigurable
intelligent surface (RIS) selection to maximize the received signal-to-noise ratio (SNR) at the …

The security of wireless information transmission in large‐scale multi‐input and multioutput
(MIMO) is the focus of research in wireless communication. Recently, a new artificial noise …

The relay node is the transit center of the sensor Internet of Things communication, and the
rationality of its selection is of great significance to ensure the stability of the Internet of …

Many applications which run on the Internet-of-Things machines require similar bandwidths.
These machines are equipped with multiple Radio Frequency (RF) interfaces for machine-to …