Modern era of wireless communication relies on the evolution of adaptive antennas. This
influences the new age antenna designs to adapt themselves to the changing RF …

Objective: To present a concise and comprehensive summarization of various impedance
matching techniques for microstrip patch antennas. Method: Designing an impedance …

This paper presents a planar ultra-wide band (UWB) sensing antenna accompanied with a
monopole narrow band communicating antenna for interweave cognitive radio (CR) …

ABSTRACT A low profile and compact size cognitive radio (CR) sensing/communicating
antenna system is presented in this paper. A slotted elliptical monopole antenna is proposed …

A novel integrated antenna that consists of spectrum sensing and frequency reconfigurable
antenna, printed on a single substrate is presented here. The integration of both antennas is …

The paper addresses the investigations of four elements MIMO antenna with reconfigurable
grounds for 5 G NR n3/n1/n40/n41/n77/n79 to X-bands using PIN diodes. Initially, a single …

Different semiconductor materials have been used for the fabrication of PIN diodes such as
Si, Ge, GaAs, SiC‐3C, SiC‐4H, and InAs. These different semiconductor materials show …

A novel hybrid antenna capable of both spectrum sensing and then accordingly
reconfiguring its operating characteristics is proposed here. The proposed antenna is …

A novel miniature wideband rectangular ring antenna is proposed for 4.6–6.2 GHz which is
compatible with IoT applications. The wideband response of the proposed antenna is …

The need and importance of circular polarization for wireless communication has been
discussed in this paper. The circular polarization antenna has exceptional ability to alleviate …