A Bandwidth Scalable Millimetre Wave Over-The-Air Test System with Low Complexity

Erich Zöchmann, Terje Mathiesen, Thomas Blazek, Herbert Groll, Golsa Ghiaasi

Research output: Conference proceeding/Chapter in Book/Report/Conference Paperpeer-review

Abstract

In this work, we show the design and validation of a testbed for over-the-air testing of millimetre waves equipments. We have extended the frequency capabilities of a baseband channel emulator which is capable of emulating non-stationary channels, to higher frequencies. To assure that the propagation between devices-under-test and the RF-frontend of the emulator is only a line-of-sight link, we have isolated the devices-under-test in two anechoic chambers. We characterize the testbed at 57GHz by means of frequency sweeps for two artificial cases: when the emulator is replicating a one-tap channel and a two-tap channel. Finally we demonstrate the system functionality through reproduction of channels which were acquired during a vehicular millimetre wave measurement campaign conducted in Vienna in 2018.
Original languageEnglish
Title of host publication14th European Conference on Antennas and Propagation, EuCAP 2020
PublisherIEEE Computer Society
Pages1-5
Number of pages5
ISBN (Print)978-1-7281-3712-4
DOIs
Publication statusPublished - 20 Mar 2020
Externally publishedYes
Event2020 14th European Conference on Antennas and Propagation (EuCAP) - Copenhagen, Denmark
Duration: 15 Mar 202020 Mar 2020

Publication series

Name14th European Conference on Antennas and Propagation, EuCAP 2020

Conference

Conference2020 14th European Conference on Antennas and Propagation (EuCAP)
Period15/03/2020/03/20

Keywords

  • 5G
  • channel emulation
  • mmWaves
  • over-the-air test
  • spectral stitching

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