<abstract xmlns="http://www.w3.org/1999/xhtml"><p> In this paper, novel symmetrical split ring resonator (SSRR) is proposed as a suitable component for performance enhancement of microwave sensors. SSRR has been employed for enhancing the insertion loss of the microwave sensors. Using the same device area, we can achieve a high Q-factor of 141.54 from the periphery enhancement using Quasi-linear coupling SSRR, whereas loose coupling SSRR can achieve a Q-factor of 33.98 only. Using Quasi-linear coupling SSRR, the Q-factor is enhanced 4.16 times the loose coupling SSRR using the same device area. After the optimization was made, the SSRR sensor with loose coupling scheme has achieved a very high Qfactor value around 407.34 while quasi-linear scheme has achieved high Q-factor value of 278.78 at the same operating frequency with smaller insertion loss. Spurious passbands at 1st, 2nd, 3rd, and 4th harmonics have been completely suppressed well above -20 dB rejection level without visible changes in the passband filter characteristics. The most significant of using SSRR is to be used for various industrial applications such as food industry, quality control, bio-sensing medicine and pharmacy. The simulation result that Quasi-linear coupling SSRR is a viable candidate for the performance enhancement of microwave sensors has been verified.</p></abstract>

In this paper, novel symmetrical split ring resonator (SSRR) is proposed as a suitable component for performance enhancement of microwave sensors. SSRR has been employed for enhancing the insertion loss of the microwave sensors. Using the same device area, we can achieve a high Q-factor of 141.54 from the periphery enhancement using Quasi-linear coupling SSRR, whereas loose coupling SSRR can achieve a Q-factor of 33.98 only. Using Quasi-linear coupling SSRR, the Q-factor is enhanced 4.16 times the loose coupling SSRR using the same device area. After the optimization was made, the SSRR sensor with loose coupling scheme has achieved a very high Qfactor value around 407.34 while quasi-linear scheme has achieved high Q-factor value of 278.78 at the same operating frequency with smaller insertion loss. Spurious passbands at 1st, 2nd, 3rd, and 4th harmonics have been completely suppressed well above -20 dB rejection level without visible changes in the passband filter characteristics. The most significant of using SSRR is to be used for various industrial applications such as food industry, quality control, bio-sensing medicine and pharmacy. The simulation result that Quasi-linear coupling SSRR is a viable candidate for the performance enhancement of microwave sensors has been verified.

A Novel Symmetrical Split Ring Resonator Based on Microstrip for Microwave Sensors

Centre for Telecommunication Research and Innovation (CeTRI), Universiti TeKnikal Malaysia Melaka (UTeM), 76100 Durian Tunggal, Melaka, Malaysia

Faculty of Technology Engineering (FTK), Universiti TeKnikal Malaysia Melaka (UTeM), 76100 Durian Tunggal, Melaka, Malaysia

Measurement Science Review

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

In this paper, novel symmetrical split ring resonator (SSRR) is proposed as a suitable component for performance enhancement of microwave sensors. SSRR has...

A Novel Symmetrical Split Ring Resonator Based on Microstrip for Microwave Sensors

Published Online: Feb 19, 2016

Page range: 21 - 27

Received: Aug 14, 2015

Accepted: Jan 28, 2016

DOI: https://doi.org/10.1515/msr-2016-0004

Keywords
Material characterization, microwave sensor, Symmetrical split ring resonator

© by Rammah A. Alahnomi

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

A Novel Symmetrical Split Ring Resonator Based on Microstrip for Microwave Sensors

Published Online: Feb 19, 2016

Page range: 21 - 27

Received: Aug 14, 2015

Accepted: Jan 28, 2016

DOI: https://doi.org/10.1515/msr-2016-0004

KeywordsMaterial characterization, microwave sensor, Symmetrical split ring resonator

© by Rammah A. Alahnomi

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Material characterization, microwave sensor, Symmetrical split ring resonator