Broadband circularly polarized CPW-fed slot antenna array for millimeter wave application

Zhi Juan Su, Gui Fu Ding, Wen Jing Lu, Wei qiang Chen

Research output: Contribution to journalArticlepeer-review

Abstract

A broadband and circularly polarized 1×4 linear antenna array composed of CPW-fed slot elements for millimeter wave application is discussed. Through a special short-circuiting stub perturbation method, the circular ring slot element achieves circular polarization and a broad bandwidth. Through a parallel feeding network, the array achieves a broad impedance bandwidth of 19% with VSWR≤2 and CP bandwidth of 18.4% with AR≤3 dB and has a peak gain of about 6.8 dB.

Original languageEnglish (US)
Pages (from-to)1192-1195
Number of pages4
JournalMicroelectronics Journal
Volume40
Issue number8
DOIs
StatePublished - Aug 2009

Keywords

  • Antenna array
  • Circular polarization
  • Coplanar waveguide
  • Millimeter wave antenna

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics
  • Surfaces, Coatings and Films
  • Electrical and Electronic Engineering

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