Uniplanar EBG structure based on a modified Spidron fractal and meander-line configuration

Son Trinh-Van, Gina Kwon, Keum Cheol Hwang, Yong Bae Park

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

A uniplanar, compact electromagnetic band-gap (UCEBG) structure based on modified semi-Spidron fractal and meanderline strip (SFM-EBG) patterning is proposed. The semi-Spidron fractal geometry significantly increases the equivalent capacitance, whereas meander-line strips increase the equivalent inductance; as a result, the proposed design can be used to successfully miniaturize an EBG structure having a wide operating bandwidth. The measurement results show that a center frequency reduction of 32.14% as compared to that achieved by a conventional UC-EBG structure can be achieved by utilizing this proposed structure. The SFM-EBG structure has a measured operating bandwidth of 39.7% (3.33-4.98 GHz), which is wider than that of a conventional UC-EBG (31%).

Original languageEnglish
Article number20130596
JournalIEICE Electronics Express
Volume10
Issue number17
DOIs
StatePublished - 2013
Externally publishedYes

Keywords

  • Band-stop filter
  • Electromagnetic band-gap
  • Meander-line configuration
  • Microstrip line
  • Spidron fractal

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