Independently Tuneable Dual Band Single Layer EBG

Conference: EuCAP 2009 - 3rd European Conference on Antennas and Propagation
03/23/2009 - 03/27/2009 at Berlin, Germany

Proceedings: EuCAP 2009

Pages: 4Language: englishTyp: PDF

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Authors:
Lee, H. J.; Ford, K. L.; Langley, R. J. (University of Sheffield, Department of Electrical and Electronic Engineering, Mappin Street, Sheffield, S1 3JD, UK)

Abstract:
This paper describes the design of a single layer dual band tuneable EBG. The design is made up of wideband bowtie elements with varactor diodes at the centre of the bowties. It is shown, through electromagnetic simulation that the EBG can tune over two distinct frequency ranges (1300-1900 MHz and 2200-2900MHz) independently. The thickness of this EBG is λ/144 at the lowest operating frequency. Also presented are the measured radiation patterns of a double layer EBG, which covers the frequency ranges 700-1200 MHz and 1700-2600 MHz.