A Thin Dual Slot Based Offset-Fed Beam Tilted mmWave 5G AiP Design

M. Idrees Magray, Mohammed Farouk Nakmouche, Jenn Hwan Tarng

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

2 Scopus citations

Abstract

This paper presents a low profile antenna-in-package design for mmWave 5G applications. Aperture coupled feeding is incorporated with microstrip line exciting the rectangular patch radiator via two slots. The dual slots are utilized for enhancing the impedance bandwidth of antenna. A physical offset is introduced in the dual slots that is mainly done for obtaining a beam tilt towards the end-fire direction. Shorting via walls are introduced between the patch radiator and ground plane for obtaining a much higher beam tilt. Moreover, shorting vias also aid in impedance matching. The proposed antenna is wideband attaining operational bandwidth from 26 to 29.5 GHz that accounts for fractional bandwidth of 12.6%. Also, peak gain of around 7 dBi is obtained for the available aperture. Beam tilting is mainly achieved for directing radiation beam away from the broadside to end-fire direction since end-fire antennas are feasible and preferred for 5G mobile applications.

Original languageEnglish
Title of host publication2021 International Symposium on Antennas and Propagation, ISAP 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9789868478718
DOIs
StatePublished - 2021
Event2021 International Symposium on Antennas and Propagation, ISAP 2021 - Taipei, Taiwan
Duration: 19 Oct 202122 Oct 2021

Publication series

Name2021 International Symposium on Antennas and Propagation, ISAP 2021

Conference

Conference2021 International Symposium on Antennas and Propagation, ISAP 2021
Country/TerritoryTaiwan
CityTaipei
Period19/10/2122/10/21

Keywords

  • antenna-in-package (AiP)
  • aperture coupling
  • end-fire direction
  • mmWave 5G
  • offset feeding

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