Broadband DR antenna made of high-Q ceramic

  • Yu Ching Huang
  • , Ming Chung Wu
  • , Tze Hsuan Chang
  • , Jean Fu Kiang
  • , Wei Fang Su*
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

9 Scopus citations

Abstract

In this work, different sizes and shapes of notched dielectric resonator antennas (DRAs) made of low-loss, high-permittivity ceramic are fabricated for broadband applications. Special-formulated glue is used to fabricate notched DRAs from different Zn3Nb2O8 parts. The sintered Zn3Nb2O8 parts are prepared by using Zn3Nb2O8 powder and small amount (∼0.1 wt%) of polyvinyl alcohol (PVA) which is imperative to have high densification and good dielectric properties of Zn3Nb2O8. The assembled DRA is fed through an aperture, which also serves as a slot antenna. The 10-dB bandwidth of the DRA is about 24%.

Original languageEnglish
Pages (from-to)2841-2844
Number of pages4
JournalJournal of the European Ceramic Society
Volume27
Issue number8-9 SPEC. ISS.
DOIs
StatePublished - 2007
Externally publishedYes

Keywords

  • Dielectric properties
  • Dielectric resonator
  • Electrical properties
  • Shaping
  • Sintering

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