Quarter cylindrical dielectric resonator antenna in multi-element composite form for wideband applications
Published online by Cambridge University Press: 03 March 2016
Abstract
A novel quarter cylindrical dielectric resonator antenna (q-CDRA) has been introduced by splitting four uniform quarters from a cylinder. q-CDRA has been designed and validated with theoretical analysis. Two and four element q-CDRAs have been proposed in composite forms through Ansoft high-frequency structure simulator simulation software and fabricated for experimental investigation. The input characteristics and radiation patterns of the proposed antennas have been studied through simulation and compared with the measured ones. The |S11| characteristics of the proposed antennas have been compared with each other. The four-element composite q-CDRA has wide impedance bandwidth (|S11| ≤ −10 dB) of 58.15% with monopole-like radiation pattern as compared with other q-CDRAs. The two and four elements q-CDRAs have symmetric monopole-like radiation patterns with linear polarization for whole operating bandwidth (4.5–8.6 GHz). The proposed composite q-CDRAs may find suitable applications in WLAN and WiMAX band.
Keywords
- Type
- Research Papers
- Information
- International Journal of Microwave and Wireless Technologies , Volume 9 , Issue 3 , April 2017 , pp. 639 - 647
- Copyright
- Copyright © Cambridge University Press and the European Microwave Association 2016
References
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