A symmetrical reconfigurable multipolarization circular patch antenna

Lieh Hao Chang, Wen Cheng Lai, Jui Ching Cheng, Ching Wen Hsue

Research output: Contribution to journalJournal Article peer-review

42 Scopus citations

Abstract

A fully symmetrical six-polarization circular patch antenna is proposed. This antenna is coaxial-fed at center with 12 p-i-n diodes placed across a circular ring slot on the patch. By turning these p-i-n diodes on or off, six linear polarizations at a 30̂ interval can be produced. Due to the circular symmetry, in theory all these polarizations share the same characteristics. A prototype operating at 2.4 GHz is designed and fabricated. The measured gains of these six polarizations are from 2.64 to 3.52 dBi. Simulated and measured results are in good agreement.

Original languageEnglish
Article number6701208
Pages (from-to)87-90
Number of pages4
JournalIEEE Antennas and Wireless Propagation Letters
Volume13
DOIs
StatePublished - 2014
Externally publishedYes

Keywords

  • Diode
  • diversity method
  • patch antenna
  • polarization
  • reconfigurable

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