This work proposes a small pattern and polarization diversity multisector annular antenna
with electrical size and profile of and, respectively. The antenna is planar and comprises …

In this article, a compact 3-D beam-steering MIMO antenna operating at 5.75 GHz is
proposed for on-body Internet-of-Things (IoT) applications. The planar antenna comprises a …

This article studies security aspects of data transmission in on-body Internet of Things (IoT)
devices through the use of Directional Modulation (DM) from a smart watch integrated …

In this paper, the covert age of information (CAoI), which characterizes the timeliness and
covertness performance of communication, is first investigated in the short-packet covert …

This article studies the security aspects of data transmission in on-body Internet of Things
(IoT) devices through the use of Directional Modulation (DM) from a smartwatch integrated …

Phased antenna arrays are commonly used to determine the Angle-of-Arrival (AoA) of radio
signals. However, in cases where limitations on size and weight are a concern, a fresh …

A technique to enhance the bandwidth characteristics of spherical modes-based
beamsteering antennas is investigated in this work. The solution comprises a top-loaded …

This work proposes a small dual-band (2.4 GHz and 4.89 GHz bands) 3D beamforming
Multiple-Input Multiple-Output (MIMO) antenna for emerging size-constrained Internet of …

This paper proposes a novel plastic antenna for outdoor 5G smart streetlight base station
systems and operating in the Sub-6 GHz B42 band (3.4-3.6 GHz). The antenna assembly …

The paper discuss a PHY-layer security technique known as Directional Modulation (DM)
and its implementations with compact beamforming antennas. The motivation is to allow DM …