Quantitative analysis of the amplitude difference between near and far field directivity

Thierry Gilles, Thi Tran My Dung

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

Abstract

In this short paper we briefly revise the criteria defining near and far field. After an extension of the radian sphere notion to finite size sources, we generalize the amplitude and phase criteria for arbitrary source structures. Next we identify with a representative example the wavelength distance where the near field has reached the shape of the far field directivity, then we quantify the difference between near and far field directivity in function of the position to the source.

Original languageEnglish
Title of host publication2015 International Symposium on Antennas and Propagation, ISAP 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9784885523038
Publication statusPublished - 4 Apr 2016
EventInternational Symposium on Antennas and Propagation, ISAP 2015 - Hobart, Australia
Duration: 9 Nov 201512 Nov 2015

Publication series

Name2015 International Symposium on Antennas and Propagation, ISAP 2015

Conference

ConferenceInternational Symposium on Antennas and Propagation, ISAP 2015
Country/TerritoryAustralia
CityHobart
Period9/11/1512/11/15

Keywords

  • amplitude
  • directivity
  • phase
  • radian

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