Home > Articles > Published articles > Planar Yagi antenna array based on electrically small resonators for WLAN applications |
Date: | 2017 |
Abstract: | A novel planar Yagi-Uda antenna is presented in this letter. The proposed antenna uses electrically small resonators as radiating elements that behave as short electric dipoles. Its radiation pattern, gain, front-to-back ratio, and efficiency are maintained close to that of a Yagi-Uda antenna of stacked half-wavelength dipoles. However, its physical dimensions are consider- ably reduced. The choice of the resonant particle and its radiation properties, along with the antenna structure, are discussed. Simulated results show a good impedance matching (-29 dB) at the working frequency of 5. 5 GHz for a 15-elements antenna, as well as a high gain (11. 5 dBi). These characteristics are experimentally validated and compared to that of other Yagi-Uda designs from the literature. |
Grants: | Ministerio de Economía y Competitividad TEC2013-40600-R Agència de Gestió d'Ajuts Universitaris i de Recerca 2014SGR-157 |
Rights: | Tots els drets reservats. |
Language: | Anglès |
Document: | Article ; recerca ; Versió acceptada per publicar |
Subject: | Electrically small resonators ; Endfire array ; Front-to-back ratio (FBR) ; Gain ; Planar Yagi-Uda antenna |
Published in: | IEEE antennas and wireless propagation letters, Vol. 16 (2017) , p. 1233-1236, ISSN 1536-1225 |
Postprint 4 p, 1.6 MB |