Radiation enhancement of an ultrawideband unidirectional folded bowtie antenna for GPR applications

G Yang, S Ye, Y Ji, X Zhang, G Fang - IEEE Access, 2020 - ieeexplore.ieee.org
An arc-shaped distributed multilayer capacitive loading structure combined with resistive
loading is presented in this paper to enhance the radiation performance of folded bowtie …

Design and analysis of reactive load dipole antenna using genetic algorithm optimization

K Kayalvizhi, S Ramesh - The Applied Computational …, 2020 - journals.riverpublishers.com
This article presents a reactive load dipole antenna and it is working in the frequency range
from (10 MHz-600 MHz). The LR Load can improve the antenna characteristics to produce …

A simple cavity method which increases bandwidth of cylindrical dipole antennas to almost 100%

A Sahraei, H Aliakbarian… - IET Microwaves, Antennas …, 2022 - Wiley Online Library
A broadband dipole antenna and an integrated cavity section responsible for increasing
bandwidth are introduced, designed, and successfully fabricated. This simple and highly …

Negative Cable Effect Shield Omni-directional Antenna Based on Radiation Pattern Synthesis

X Liu, Y Cao, J Li, S Yan - IEEE Antennas and Wireless …, 2024 - ieeexplore.ieee.org
An omnidirectional antenna design approach is proposed based on the radiation pattern
synthesized method to shield the negative effects caused by feeding cables. Based on the …

Cost-effective horn antennas; from E-plane sectionalized to octagonal shapes

M Fartookzadeh, R Toreinia… - Electromagnetics, 2024 - Taylor & Francis
In this paper, low-cost methods of improving horn antennas are studied based on the
recently introduced E-plane sectionalized rectangular horn antennas. In the beginning …

A novel broadband double whip antenna for very high frequency

H Wang, C Liu, H Wu, X Xie - Progress In Electromagnetics Research C, 2020 - jpier.org
In this paper, a new type of single loaded broadband double-whip antenna is designed for
very high frequency (VHF). The simulation model by moment method is established to …

Design and Rapid Optimization Procedure of a Compact Broadband Microstrip Diplexer for VHF/UHF Band

P Feng, B Huang, J Chen, S Yan - Microwave and Optical …, 2024 - Wiley Online Library
In this paper, a design procedure of a compact broadband microstrip diplexer working on the
Very High Frequency (VHF)/Ultrahigh Frequency (UHF) band is proposed. The diplexer …

Gain‐improved VHF broadband whip antenna loaded with radiation blades

H Wang, C Liu, X Xie, H Wu - IET Microwaves, Antennas & …, 2020 - Wiley Online Library
In this study, a new type of horizontal radiation blade structure is proposed and applied to
the very high frequency (VHF) broadband whip antenna. The influence of the radius, length …

Design of Dual Polarization Antenna Using Genetic Algorithm

U Saravanakumar, S Bhoopalan… - 2023 7th …, 2023 - ieeexplore.ieee.org
This work presents a rectangular microstrip patch antenna for dual polarization applications
at 8 GHz. Roger's substrate has been used as a dielectric material with loss tangent 0.0027 …

A Miniaturized Pattern-reconfigurable Antenna for Broadband VHF and UHF Communications

H Li, T Zheng, Y Mao, Y Zhou - Applied …, 2024 - journals.riverpublishers.com
In this paper, a miniaturized and broadband patter-reconfigurable antenna working at very
high frequency (VHF) and ultra-high frequency (UHF) band is proposed. A dipole antenna …