Wideband reconfigurable antenna with simple biasing circuit and tri-polarization diversity

Huy Hung Tran, Hyun Chang Park

Research output: Contribution to journalArticlepeer-review

27 Scopus citations

Abstract

This letter presents a wideband reconfigurable antenna with tri-polarization diversity. The proposed antenna has several exclusive features including: wide operating bandwidth (BW); removal of biasing wires to avoid their effects on the antenna's RF performance; and simple reconfigurability using only two p-i-n diodes and one switchable voltage. A microstrip patch is chosen as a primary polarization-reconfigurable source of the designed antenna. Next, a metasurface (MS) is employed to accomplish a significantly increased circularly polarized (CP) BW and the realization of linearly polarized (LP) operation. An antenna prototype is fabricated and experimentally tested to authenticate the simulated results. The measurements confirm that the proposed design exhibits wide overlapped BW of 12.4% and broadside gain of better than 5.8 dBi for dual-sense CP and LP states.

Original languageEnglish
Article number8807155
Pages (from-to)2001-2005
Number of pages5
JournalIEEE Antennas and Wireless Propagation Letters
Volume18
Issue number10
DOIs
StatePublished - Oct 2019

Keywords

  • Metasurface (MS)
  • Patch antenna
  • Polarization-reconfigurable
  • Wideband

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