Fork-coupled resonators for high-frequency characterization of dielectric substrate materials

Ali Hussein Muqaibel*, Ahmad Safaai-Jazi, Sedki M. Riad

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

Efficient coupling of energy in and out of a resonator can significantly enhance its performance, particularly when used for dielectric characterization of materials. In this paper, a new microstrip resonator is introduced, which uses fork-shaped feed elements for improving the coupling efficiency. The proposed resonator is studied both experimentally and theoretically with field simulation software. An important advantage of the fork microstrip resonator is attributed to its single-layer geometry and easier manufacturing processes. This resonator is used to characterize three different dielectric materials. Comparison of measurement results from the fork resonator with those obtained with a stripline resonator suggests that the proposed resonator offers a superior performance.

Original languageEnglish
Pages (from-to)2216-2220
Number of pages5
JournalIEEE Transactions on Instrumentation and Measurement
Volume55
Issue number6
DOIs
StatePublished - Dec 2006

Bibliographical note

Funding Information:
Manuscript received November 7, 2005; revised June 8, 2006. The work of A. H. Muqaibel was supported by King Fahd University of Petroleum and Minerals.

Keywords

  • Coplanar waveguide components
  • Dielectric constant
  • Microwave materials
  • Microwave measurement
  • Permittivity measurement
  • Resonators
  • Substrates

ASJC Scopus subject areas

  • Instrumentation
  • Electrical and Electronic Engineering

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