Design and fabrication of micro strip patch antenna for cognitive radio applications

M Suresh Chinnathampy, T Aruna… - Wireless Personal …, 2021 - Springer
A micro strip patch antenna (MPA) is fabricated to increase the bandwidth. The
communication systems want antennas with high directivity, high signal strength and gain. In …

Triple band-notched UWB antenna design using a novel hybrid optimization technique based on DE and NMR algorithms

G Singh, U Singh - Expert Systems with Applications, 2021 - Elsevier
In this article, a novel hybrid optimization technique based on differential evolution (DE) and
naked mole-rat (NMR) algorithms, has been introduced to solve various engineering global …

A novel integrated UWB sensing and 8-element MIMO communication cognitive radio antenna system

D Srikar, A Nella, R Mamidi, A Babu, S Das, S Lavadiya… - Electronics, 2023 - mdpi.com
In this article, a cognitive radio (CR) integrated antenna system, which has 1 sensing and 24
communication antennas, is proposed for better spectrum utilization efficiency. In the 24 …

A compact printed UWB MIMO antenna with electronically reconfigurable WLAN band-notched characteristics

H Medkour, S Lakrit, S Das, BTP Madhav… - Journal of Circuits …, 2022 - World Scientific
In this research paper, a simple design of an ultra-wideband (UWB) multi-input multi-output
(MIMO) antenna with low envelope correlation coefficient (ECC), high isolation, enhanced …

A circular planar monopole UWB antenna for cognitive radio applications

T Gayatri, N Anveshkumar, VK Sharma - 2020 IEEE-HYDCON, 2020 - ieeexplore.ieee.org
This paper discusses the design of a circular planar monopole UWB antenna for spectrum
sensing in the band 3.1-10.6 GHz, which is FCC proposed unlicensed UWB range. It is a key …

A reconfigurable integrated 4‐port UWB and NB antenna system for cognitive radio application

A Nella, SK Vattiprolu, C Saha… - International Journal of …, 2022 - Wiley Online Library
A frequency reconfigurable 4‐port integrated ultra‐wideband and narrowband antenna
structure for cognitive radio application is reported in this article. The proposed structure …

Analysis and Design of a Planar UWB Antenna for Spectrum Sensing in 3.1-10.6 GHz

T Gayatri, G Srinivasu, MK Meshram… - 2020 11th …, 2020 - ieeexplore.ieee.org
This paper describes the analysis and design of a hexagon slotted UWB monopole for
spectrum sensing in the band 3.1-10.6 GHz, which is FCC proposed unlicensed UWB range …

Stochastic approach for channel selection in cognitive radio networks using optimization techniques

D Sumathi, SS Manivannan - Telecommunication Systems, 2021 - Springer
Secondary Users (SU) are guided by Cognitive Radio Device in identifying a channel
licensed to Primary Users (PU) when it is free. Whenever PU arrives, SU shall vacate and …

Design of flower-shaped high-efficiency compact UWB antenna

A Bembarka, L Setti, A Tribak… - ITM Web of Conferences, 2022 - itm-conferences.org
The present paper describes a novel planar antenna based on the fractal structure designed
for Ultra-Wide Band (UWB) applications. The antenna exceeds the UWB band by covering …

Design Analysis of a Luna Shaped UWB Antenna for Spectrum Sensing in 3.1-10.6 GHz

T Gayatri, G Srinivasu, DMK Chaitanya… - 2020 IEEE 17th India …, 2020 - ieeexplore.ieee.org
The proposed article discusses the design analysis of the Luna shaped UWB monopole for
monitoring spectrum in the band 3.1 GHz-10.6 GHz. It is a key antenna module for the …