A hybrid surface-to-surface transition-based UWB-BPF with multiple in-band interference suppression
Published online by Cambridge University Press: 04 March 2019
Abstract
A compact ultra-wideband (UWB) bandpass filter (BPF) based on surface-to-surface transition technology with features of extended stopband and integrated interference mitigation characteristics is proposed. The basic structure consists of a modified multiple-mode resonator (MMR)-based co-planar waveguide in the ground surface and coupled in broadside manner with the microstrip lines on the top surface. Later, two open-circuited stubs are embedded in the feeding lines and two complementary split ring resonators are etched in the MMR to implement multiple in-band transmission zeros so as to circumvent interference. A prototype is fabricated and measured to validate the results obtained in simulation. The proposed UWB-BPF is compact in size with overall dimensions of 17.82 by 11.08 mm2.
Keywords
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- Research Papers
- Information
- International Journal of Microwave and Wireless Technologies , Volume 11 , Issue 2 , March 2019 , pp. 168 - 174
- Copyright
- Copyright © Cambridge University Press and the European Microwave Association 2019
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