Affiliation:
1. Department of Electrical and Computer Engineering The University of Alabama Tuscaloosa Alabama USA
2. RF Advanced Development Group Samsung Electro‐Mechanics Suwon‐si Gyeonggi‐do South Korea
3. Department of Future Technology Convergence Korea Polar Research Institute Incheon South Korea
Abstract
AbstractThis paper presents a novel high‐gain, miniaturized, and ultra‐wideband tapered‐slot Vivaldi antenna (TSVA) for ice‐sounding radar applications. To miniaturize the antenna and improve the impedance matching and antenna gain of conventional TSVA, tapered slot edge, circular cavity, rectangular cavity, inner circular patch, and rectangular slit structures are newly designed and introduced. The simulation results show that the size of the designed Vivaldi antenna is reduced by 15% and increases the peak realized gain by up to 5.1 dBi, compared to the conventional Vivaldi antenna. The optimized Vivaldi antenna was fabricated and characterized for its antenna performance. The simulated results are in good agreement with the measured results.
Funder
National Science Foundation
Subject
Electrical and Electronic Engineering,Condensed Matter Physics,Atomic and Molecular Physics, and Optics,Electronic, Optical and Magnetic Materials
Cited by
1 articles.
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1. Improved Design of Ultra-Wideband Vivaldi Antenna with Changing the Size of Index Slot Opening;2024 IEEE 6th Advanced Information Management, Communicates, Electronic and Automation Control Conference (IMCEC);2024-05-24