High-gain characteristics of epsilon-negative first-order resonator microstrip patch antennas

X. Y. Jie, C. R. Luo, Y. H. Liu, H. F. Tang, X. P. Zhao

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

A high-gain microstrip patch antenna based on an epsilon-negative transmission line is investigated numerically and experimentally. Using the novel resonance of the epsilon-negative first-positive-order resonator, gain of proposed patch antenna could be effectively enhanced. Compared with the conventional patch antenna, the experimental results show that the half-power beamwidths in the E and H planes of the proposed antenna are both reduced about 16°. As a result, gain of the proposed antenna is enhanced about 2 dB.

Original languageEnglish
Pages (from-to)300-303
Number of pages4
JournalMicrowave and Optical Technology Letters
Volume53
Issue number2
DOIs
StatePublished - Feb 2011

Keywords

  • epsilon-negative transmission line
  • high gain
  • microstrip patch antenna
  • radiation pattern

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