RIS ID

125077

Publication Details

Hassan, N., Ahmad, B. Hisham., Aziz, M. Zoinol Abidin Abd., Azizi, M. Syafiq Noor., Ismail, M. Khairy. & AbdulMalek, M. 2018, 'Bandwidth enhancement at microstrip patch antenna using modified EC-SRR structures', EEA - Electrotehnica, Electronica, Automatica, vol. 66, no. 1, pp. 140-146.

Abstract

The research explores the effect of modified Edge Couple Split Ring Resonator (EC-SRR) on the wideband microstrip patch antenna. Firstly, there are three different size of the EC-SRR, namely larger EC-SRR, normal EC-SRR and smaller EC-SRR had been structured first before located into the patch antenna. After that, a simple microstrip patch antenna of Design A had been simulated using the CST Microwave Studio software. Then, the addition of different number of modified EC-SRR on the side and above side of the patch. Beside the basic design of Design A, three different stages of addition of SRR are considered in this research. Design B, Design C and Design D consist of SRR addition at the edges, sides and above of patch. The wideband antenna resonates between 2.08 GHz to 3.45 GHz of frequency with-24.271 dB of return loss at resonant frequency of 3.11 GHz. At 2.4 GHz of WLAN application, the return loss is-15.154 dB. Design D shows the increment of the bandwidth compare all designs with 1.372 GHz (from 2.077 GHz 3.449 GHz) compare with Design A with only 0.645 GHz (from 2.307 GHz to 2.952 GHz).

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