Design of a new wideband low-profile conical antenna

Jie Ma, Y. Z. Yin, S. G. Zhou, L. Y. Zhao

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

A very low-profile conical antenna with a simple structure and wideband characteristic is proposed in this article. The antenna structure consists of a monoconical conducting body, a parasitic ring shorted to a finite-sized ground plate to achieve low-profile characteristic (Nakano et al., IEEE Trans Antennas Propag 56 (2008) 1187-1192), and a sleeve attached to the ground for yielding an extreme wide VSWR bandwidth. The experimental result shows that the proposed antenna, with a height of only 0.0625 wavelength at the lower edge frequency of the bandwidth, exhibits a 7.9:1 impedance bandwidth from 747 to 5900 MHz with VSWR below 2.5.

Original languageEnglish
Pages (from-to)2620-2623
Number of pages4
JournalMicrowave and Optical Technology Letters
Volume51
Issue number11
DOIs
StatePublished - Nov 2009
Externally publishedYes

Keywords

  • Broadband
  • Conical antenna
  • Low profile
  • Parasitic ring

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