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X-Band Reconfigurable Phase Shifters Based on SIW and Liquid Metal Technologies

  • Shaker Alkaraki
  • , Quan Wei Lin
  • , Syeda Fizzah Jilani
  • , Hang Wong
  • , Alejandro L. Borja
  • , Shiyang Tang
  • , Yi Wang
  • , James R. Kelly

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

This paper presents three reconfigurable phase shifters operate at X-band and designed utilizing liquid metal (LM). The phase shifters operate at 10 GHz and they have very low insertion loss performance and able to handle high levels of radio frequency (RF) power. Besides, the proposed phase shifters able to achieve a total of 360° phase shift and they are compact in size as they are designed using substrate integrated waveguides (SIW). This enable the proposed phase shifters to be integrated within SIW based feeding structures to realize complete phased array antenna systems. The phase shift is realized by inserting a series of liquid metal vias in the SIW. When a single or multiple via connection is needed, the via hole is filled with liquid metal and conversely, the liquid metal is withdrawn from the via when the connection is no longer required. © 2024 by the European Association on Antennas and Propagation (EurAAP). All Rights Reserved.
Original languageEnglish
Title of host publication2024 18th European Conference on Antennas and Propagation (EuCAP)
PublisherIEEE
ISBN (Electronic)978-88-31299-09-1
ISBN (Print)979-8-3503-9443-6
DOIs
Publication statusPublished - 2024
Event18th European Conference on Antennas and Propagation (EuCAP 2024) - Glasgow, United Kingdom
Duration: 17 Mar 202422 Mar 2024

Publication series

NameEuropean Conference on Antennas and Propagation, EuCAP

Conference

Conference18th European Conference on Antennas and Propagation (EuCAP 2024)
PlaceUnited Kingdom
CityGlasgow
Period17/03/2422/03/24

Research Keywords

  • Gallium
  • phase shifter
  • phased array
  • reconfigurable devices
  • SIW

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