Neural Network Fingerprinting and GNSS Data Fusion for Improved Localization in 5G

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

33 Citations (Scopus)
56 Downloads (Pure)

Abstract

In modern radio networks with large antenna arrays and precise beamforming techniques, accurate user positioning plays a key role in enabling seamless mobility management, link optimization, navigation and safety control. In open and rural areas, Global Navigation Satellite Systems (GNSS) are able to provide high-accuracy and high-reliability positioning performance. However, in urban and densely built-up areas the GNSS performance is typically substantially degraded due to rich scattering and multipath propagation effects. In this paper, we propose a machine learning based solution to boost positioning accuracy in urban areas by (i) obtaining User Equipment (UE) position from beamformed Radio Signal Strength (RSS) measurements and (ii) coherently fusing it with GNSS-based positioning data to enhance overall positioning performance. Based on the obtained numerical results, we were able to achieve a meter-level accuracy with the proposed machine learning model utilizing the beamformed RSS measurements, and subsequently improve the positioning accuracy further via fusion with GNSS data.

Original languageEnglish
Title of host publication2021 International Conference on Localization and GNSS, ICL-GNSS 2021 - Proceedings
EditorsJari Nurmi, Elena-Simona Lohan, Joaquin Torres-Sospedra, Heidi Kuusniemi, Aleksandr Ometov
PublisherIEEE
Number of pages6
ISBN (Electronic)9781728196442
ISBN (Print)9781728196459
DOIs
Publication statusPublished - 2021
Publication typeA4 Article in conference proceedings
EventInternational Conference on Localization and GNSS - Tampere, Finland
Duration: 1 Jun 20213 Jun 2021

Publication series

NameInternational Conference on Localization and GNSS
ISSN (Print)2325-0747
ISSN (Electronic)2325-0771

Conference

ConferenceInternational Conference on Localization and GNSS
Country/TerritoryFinland
CityTampere
Period1/06/213/06/21

Funding

The authors would like to thank the Academy of Finland (grants #323244 and #319994) for their support of this work.

Keywords

  • 5G
  • beamforming
  • deep learning
  • fingerprinting
  • positioning
  • sensor fusion

Publication forum classification

  • Publication forum level 1

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Aerospace Engineering
  • Control and Optimization

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