This paper investigates the interference nulling capability of reconfigurable intelligent
surface (RIS) in a multiuser environment where multiple single-antenna transceivers …

Millimeter-wave (mmWave) wireless communication system allows a compact antenna array
with a large number of colocated elements, which enables flexible array design and …

This paper considers a massive MIMO network that includes one multiple-antenna base
station, one multiple-antenna eavesdropper, and K single-antenna users. The eavesdropper …

In this paper, we investigate secure transmission in a massive multiple-input multiple-output
system adopting low-resolution digital-to-analog converters (DACs). Artificial noise (AN) is …

We address the problem of interference leakage (IL) minimization in the K-user multiple-
input multiple-output (MIMO) interference channel (IC) assisted by a reconfigurable …

Massive MIMO attains high spectral and power efficiency transmission by leveraging a large
number of transmit antennas. However, to capture the benefits of massive MIMO, each …

Secure downlink transmission in massive multiple-input multiple-output (MIMO) systems has
sparked great research enthusiasm. However, the secrecy of uplink transmission is equally …

This paper presents two secure transmission algorithms for millimeter-wave wireless
communication, which are computationally attractive and have analytical solutions. In the …

Designing energy-efficient security techniques for Internet of Things (IoT) networks is
particularly vital due to its limited battery capacity and the flow of information via …

Cybertwin is a promising networking paradigm that supports complex wireless
interconnectivity and enhances reliable communications by using edge capability in different …