<abstract xmlns="http://www.w3.org/1999/xhtml"><p>A hairpin shaped DGS, consisting of two tilted slots with a separation angle, is studied as a unit cell in this contribution. It is further served as a microwave resonator for microstrip lowpass filter applications. Two prototype filters that respectively cascade the same unit cells and the scaled cells with a different scale ratio are analyzed. For demonstration purposes, the two prototype filters are optimally developed, fabricated and examined both from numerical simulations and from experimental validations. Results show the cascaded scaled type demonstrator features a high stopband suppression level within a wide frequency band.</p></abstract>

A hairpin shaped DGS, consisting of two tilted slots with a separation angle, is studied as a unit cell in this contribution. It is further served as a microwave resonator for microstrip lowpass filter applications. Two prototype filters that respectively cascade the same unit cells and the scaled cells with a different scale ratio are analyzed. For demonstration purposes, the two prototype filters are optimally developed, fabricated and examined both from numerical simulations and from experimental validations. Results show the cascaded scaled type demonstrator features a high stopband suppression level within a wide frequency band.

A hairpin DGS resonator for application to microstrip lowpass filters

Department of Electronic and Information Technology

Jiangmen Branch, China Mobile Group Guangdong Co., Ltd.

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"A hairpin DGS resonator for application to microstrip lowpass filters"}

A hairpin shaped DGS, consisting of two tilted slots with a separation angle, is studied as a unit cell in this contribution. It is further served as a...

A hairpin DGS resonator for application to microstrip lowpass filters

Published Online: May 13, 2020

Page range: 110 - 115

Received: Aug 22, 2019

DOI: https://doi.org/10.2478/jee-2020-0016

Keywords
defected ground structure (DGS), hairpin, lowpass filter, microstrip

© 2020 Rong-Bin Chen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

A hairpin DGS resonator for application to microstrip lowpass filters

Published Online: May 13, 2020

Page range: 110 - 115

Received: Aug 22, 2019

DOI: https://doi.org/10.2478/jee-2020-0016

Keywordsdefected ground structure (DGS), hairpin, lowpass filter, microstrip

© 2020 Rong-Bin Chen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
defected ground structure (DGS), hairpin, lowpass filter, microstrip