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Backscattering cross section of ultrawideband antennas

  • Sanming Hu*
  • , Honghui Chen
  • , Choi Look Law
  • , Zhongxiang Shen
  • , Lei Zhu
  • , Wenxun Zhang
  • , Wenbin Don
  • *Corresponding author for this work

Research output: Contribution to journal › Article › peer-review

Abstract

Backscattering of ultrawideband (UWB) antennas is theoretically and experimentally studied in this letter. The finite-difference time-domain (FDTD) method using Berenger's perfectly matched layer absorbing boundary condition (PML-ABC) is employed for simulation and the measurement is carried out in indoor environment. Monostatic radar cross section (RCS) of square-slot antenna and printed circular-disc monopole antenna (PCDMA) terminated with three different kinds of loads are numerically calculated and experimentally verified. They are in good agreement in the frequency range from 3 to 11 GHz. Afterwards, scattering characteristics of the structural and antenna modes of two kinds of UWB antenna structures are extensively characterized in both the frequency domain and time domain.

Original languageEnglish
Pages (from-to)70-73
Number of pages4
JournalIEEE Antennas and Wireless Propagation Letters
Volume6
DOIs
Publication statusPublished - 2007

Keywords

  • finite-difference time domain (FDTD)
  • radar cross section (RCS)
  • time domain
  • ultrawideband (UWB) antenna

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