Coplanar waveguide (CPW)-FED circular slot antenna for W-band and imaging system applications

  • Tuan Hoang Anh
  • , Min Han
  • , Yong Hyun Baek
  • , Sang Jin Lee
  • , Hoang Nguyen Van
  • , Jin Ho Kim
  • , Yeon Sik Chae
  • , Hyun Chang Park
  • , Jin Koo Rhee
  • , Joo Ho Jung
  • , Young Wook Park

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Using a coplanar waveguide (CPW) feed with a short-circuiting stub, the fed circular slot antenna for W-band operation is presented.The obtained results show that the impedance bandwidth, which is determined by 10 dB return-loss of the proposed slot antenna, can reach to 21% with the center frequency at 94 GHz (80 GHz-100 GHz), and the gain achieves 3.05 dBi at 92 GHz with good radiation performance.

Original languageEnglish
Pages (from-to)2298-2302
Number of pages5
JournalMicrowave and Optical Technology Letters
Volume53
Issue number10
DOIs
StatePublished - Oct 2011

Keywords

  • broadband antenna
  • CPW fed
  • fed circular slot antenna
  • GaAs substrate
  • planar antenna
  • W-band antenna

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