On the potential of uplink beamforming in vehicular networks based on experimental measurements

Tomasz Stanislaw Izydorczyk, Gilberto Berardinelli, Fernando Menezes Leitão Tavares, Madalina-Cristina Bucur, Preben E. Mogensen

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

1 Citation (Scopus)
55 Downloads (Pure)

Abstract

This work evaluates the concept of uplink beamforming for vehicular communications in the sub-6 GHz frequency bands to improve throughput, latency and coverage of the vehicle to Base Station (BS) link. The data recorded in the experimental measurements using live cellular signals are used to study the performance of two direction acquisition methods: the Angle of Arrival (AoA) estimation and downlink-based beam sweep. Next, the feasibility of signal tracking techniques exploiting the location of the vehicle and the BS are investigated to alleviate the need for continuous direction acquisition. The results show that the downlink-based beam sweep leads to higher Signal to Interference and Noise Ratio (SINR) than beamforming based on the estimated AoA. Evaluated tracking techniques are shown to be capable of correctly estimating the beamforming angle for distances in order of hundreds of meters when BS's location is known to the vehicle.

Original languageEnglish
Title of host publication2019 IEEE 90th Vehicular Technology Conference (VTC2019-Fall)
Number of pages5
PublisherIEEE
Publication date2019
Pages1-5
Article number8891271
ISBN (Print)978-1-7281-1221-3
ISBN (Electronic)978-1-7281-1220-6
DOIs
Publication statusPublished - 2019
Event2019 IEEE 90th Vehicular Technology Conference - Waikiki Beach Marriott Resort & Spa, Honolulu, United States
Duration: 22 Sept 201925 Sept 2019
Conference number: 90
http://www.ieeevtc.org/vtc2019fall/

Conference

Conference2019 IEEE 90th Vehicular Technology Conference
Number90
LocationWaikiki Beach Marriott Resort & Spa
Country/TerritoryUnited States
CityHonolulu
Period22/09/201925/09/2019
Internet address
SeriesI E E E V T S Vehicular Technology Conference. Proceedings
ISSN2577-2465

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