Compact planar near-field resonant parastic antenna for multiple-input multiple-output applications

Chia Ching Lin, Peng Jin, Richard W. Ziolkowski

Research output: Contribution to journalArticlepeer-review

Abstract

A planar tri-band near-field resonant parasitic (NFRP) antenna for multiple-input multiple-output (MIMO) applications in the WLAN 2.4/5.2/5.8 GHz bands is presented. The tri-band functionality is obtained by introducing three different resonant parasitic elements near a simple driven element. Good impedance matching, radiation efficiency, and antenna patterns are realized at each of the desired resonant frequencies. Experimental confirmation of the simulated performance is presented. It is demonstrated that an array of these tri-band NFRP antennas obtains good isolation between elements even with small spacing between them. Calculated envelope correlation values are less than 0.12 within the bands of interest. The design methodologies of the tri-band NFRP antenna and the corresponding MIMO array are detailed.

Original languageEnglish (US)
Pages (from-to)580-584
Number of pages5
JournalMicrowave and Optical Technology Letters
Volume54
Issue number3
DOIs
StatePublished - Mar 2012
Externally publishedYes

Keywords

  • Antenna
  • Antenna pattern
  • Input impedance
  • Multiple-input multiple-output
  • Parasitic antenna

ASJC Scopus subject areas

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

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