Investigation of a notched UWB antenna with opening and shorting resonators

Guoping Gao, Bin Hu*, Chen Yang, Shaofei Wang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)

Abstract

In this article, a planar ring monopole UWB antenna with two kinds of resonators are presented and investigated. The half wavelength opening resonator and quarter wavelength shorting resonator are coupled with the feed line capacitive to obtain notched characteristic. The contrast of current distribution demonstrates this novel method, and experimental results show that the proposed antennas meet the requirement of ultra-wide bandwidth (3.1–10.6 GHz), while avoiding the interference from WLAN band. Some important models and parameters, such as the transmission line model, equivalent circuit model, VSWR, radiation pattern antenna gain, and transfer function are also studied to evaluate notched characteristics.

Original languageEnglish
Pages (from-to)1733-1739
Number of pages7
JournalMicrowave and Optical Technology Letters
Volume59
Issue number7
DOIs
Publication statusPublished - Jul 2017
Externally publishedYes

Keywords

  • UWB antenna
  • half wavelength resonator
  • notched monopole
  • quarter wavelength resonator

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