Parallel-Plate Lens Beamformer in Multilayer PCB Technology for Wide-Angle Scanning

Thomas Ströber*, Ségolène Tubau, Hervé Legay, Etienne Girard, George Goussetis, Mauro Ettorre

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

In this paper, the design of a continuous parallel-plate lens in multilayer PCB technology is presented. The beamformer consists of a continuously shaped lens doublet made from a stack of substrate layers and an integrated SIW feed system. Asymptotic techniques are used to optimize the lens and feed geometries. The proposed concept is validated by full-wave simulations of a lens design operating in the K-band (17.3-20.2 GHz). The final structure is matched to free-space using a linear flare and provides a total of nine beams over a pm 60{circ} sector with low scan losses in the order of 2 dB.

Original languageEnglish
Title of host publication16th European Conference on Antennas and Propagation (EuCAP 2022)
PublisherIEEE
ISBN (Electronic)9788831299046
DOIs
Publication statusPublished - 11 May 2022
Event16th European Conference on Antennas and Propagation 2022 - Madrid, Spain
Duration: 27 Mar 20221 Apr 2022

Conference

Conference16th European Conference on Antennas and Propagation 2022
Abbreviated titleEuCAP 2022
Country/TerritorySpain
CityMadrid
Period27/03/221/04/22

Keywords

  • lens antennas
  • multibeam antennas
  • parallel-plate beamformers
  • substrate-integrated waveguide (SIW)

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Electronic, Optical and Magnetic Materials
  • Instrumentation
  • Radiation

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