Abstract Design of an integrated ultra wide-band and narrow-band three-antenna structure
for cognitive radio communication in 5G, WLAN, LTE and ITU bands is reported. This …

This article mainly focuses on the concept of cognitive radio paradigm in the ultra-wideband
3.1–10.6 GHz and recent trends of various antenna systems required for these applications …

A frequency reconfigurable 4‐port integrated ultra‐wideband and narrowband antenna
structure for cognitive radio application is reported in this article. The proposed structure …

The design and analysis of three distinct antennas for cognitive radio (CR) applications are
presented in this article. The CR antenna comprises a tapered-fed monopole (ultra …

This article discusses the design of a compact antenna system for spectrum interweaved
cognitive radio (CR). The system consists of a sensing filtenna and three communicating …

This paper presents a five‐element antennas system formed by integrating one sensing and
four reconfigurable communicating antennas on a single substrate for cognitive radio …

In this paper, a compact, single port, multimode reconfigurable UWB-NB antenna with a
novel feeding network is presented. The proposed antenna consists of a pentagonal-shaped …

This chapter presents an extensive report on the different categories of antenna modules for
the development of cognitive radio systems. It also discusses about the other key …

This paper is devoted to present various compact and novel multi-port planar merged ultra-
wide band and narrow band antenna systems for cognitive radio process in the ultra-wide …