Millimeter wave beam alignment with symbol based beam switching for wideband time-varying channels

Erfan Khordad, Iain B. Collings, Stephen V. Hanly, Giuseppe Caire

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

2 Citations (Scopus)

Abstract

We consider compressive sensing (CS)-based beam alignment for time-varying millimeter wave (mmWave) MIMO channels. We propose a symbol-based beam switching (SBBS) approach with channel-probing beams being switched every OFDM symbol. We use the SBBS to measure second order statistics of the channel, which are used for sparse recovery. We formulate the problem for a wideband channel model with pulse shaping. We consider low signal-to-noise ratios (SNRs) typical of mmWave channels and different fading rates in our simulations. Simulations show that our proposed SBBS approach outperforms existing approaches designed for longer beam-switching times.

Original languageEnglish
Title of host publication2021, 15th International Conference on Signal Processing and Communication Systems, (ICSPCS)
Subtitle of host publicationproceedings
EditorsTadeusz A. Wysocki, Beata J. Wysocki
Place of PublicationPiscataway, NJ
PublisherInstitute of Electrical and Electronics Engineers (IEEE)
Number of pages5
ISBN (Electronic)9781665436991
ISBN (Print)9781665437004
DOIs
Publication statusPublished - 2021
Event15th International Conference on Signal Processing and Communication Systems, ICSPCS 2021 - Virtual, Online, Australia
Duration: 13 Dec 202115 Dec 2021

Conference

Conference15th International Conference on Signal Processing and Communication Systems, ICSPCS 2021
Country/TerritoryAustralia
CityVirtual, Online
Period13/12/2115/12/21

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