Cross-polarization reduction of microstrip antenna using microwave absorbers

Chitra Singh, Kumud Ranjan Jha, Varinder Singh, G. Singh

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)

Abstract

In this article, a metamaterial inspired microwave absorber is used to reduce the cross-polarization (XP) level of the radiated wave in microstrip antenna (MSA). A microwave absorber unit-cell has been analyzed and implemented to reduce the cross polarization (XP) level in a single element and a 2 × 2 microstrip patch array antennas. The antennas have been designed on a FR-4 substrate of thickness 0.8 mm at 10.1 GHz center frequency. The 2 × 2 patch array antenna with and without the absorbers have been experimentally verified for the S11 parameter, the radiation pattern, and the XP suppression in H-plane and a good comparison has been found.

Original languageEnglish
Article numbere21088
JournalInternational Journal of RF and Microwave Computer-Aided Engineering
Volume27
Issue number5
DOIs
Publication statusPublished - Jun 2017
Externally publishedYes

Keywords

  • cross-polarized
  • metamaterial absorber
  • microstrip antenna
  • patch array

ASJC Scopus subject areas

  • Computer Science Applications
  • Computer Graphics and Computer-Aided Design
  • Electrical and Electronic Engineering

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