Leaky wave antenna based on composite right/left handed substrate integrated waveguide

  • Cheng Jin*
  • , Arokiaswami Alphones
  • , Ong Ling Chuen
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A periodically loaded leaky wave antenna based on composite right/left handed substrate integrated waveguide (CRLH SIW) is proposed in this paper. The series capacitance contributed by etching periodically transverse slots in the upper side of the waveguide and shunt inductance contributed by metallic inductive multiple posts shorted to the ground in the rectangular SIW results a transmission line with left-handed property. With this configuration, a frequency scanned leaky wave antenna is designed by cascading 13 unit cells. Frequency responses and radiation patterns of the compact structure are measured and the experimentally observed results confirm the expected scanning leaky wave behavior of the proposed periodic CRLH SIW.

Original languageEnglish
Title of host publication2010 Asia-Pacific Microwave Conference Proceedings, APMC 2010
Pages1997-2000
Number of pages4
Publication statusPublished - 2010
Externally publishedYes
Event2010 Asia-Pacific Microwave Conference, APMC 2010 - Yokohama, Japan
Duration: 7 Dec 201010 Dec 2010

Publication series

NameAsia-Pacific Microwave Conference Proceedings, APMC

Conference

Conference2010 Asia-Pacific Microwave Conference, APMC 2010
Country/TerritoryJapan
CityYokohama
Period7/12/1010/12/10

Keywords

  • Leaky wave antenna
  • composite right/left handed transmission lines (CRLH TLs)
  • substrate integrated waveguide (SIW)

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