The ever increasing number of wireless devices and systems has led to a crowded spectrum
and increased the demand for versatile and multi-functional wireless apparatuses. Recently …

Abstract Artificial Magnetic Conductor (AMC) is a type of implemented metamaterial in
several antennae and microwave design applications. By utilizing the unique characteristics …

Nonreciprocal radiation refers to electromagnetic wave radiation in which a structure
provides different responses under the change of the direction of the incident field. Modern …

We present the concept, theoretical model, and experimental implementation of a full-duplex
nonreciprocal-beam-steering transmissive phase-gradient metasurface. Such a metasurface …

A comparative performance study of rectangular and circular shape microstrip patch
antennas at an X band frequency is presented in this paper. The resonant frequency is …

In this paper, a design of ultra-wideband microstrip array antenna using a stepped line cut
and U-slot combination for 5G millimeter-wave applications is proposed. The feeding …

With the increasingly new ultrawideband applications, antenna researchers face huge
challenges in designing novel operational geometries. Monopole and quasi-monopole …

In this paper a wideband multi-input multi-output (MIMO) antenna system for WiFi-LTE
wireless access point (WAP) application is proposed. The MIMO antenna system consists of …

In this study, a compact, reconfigurable, and high-efficiency Long Range (LoRa) patch
antenna, which is novel, is presented for Internet of Things (IoT) applications. The antenna is …

The article presents a new reconfigurable antenna suitable for cognitive radio (CR)
application under interweave paradigm. The new sleeve‐like geometry is improvised in the …