Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study

This work investigates the performance of distributed beamforming in Wireless Sensor Networks (WSNs), focusing on the impact of node position errors. A comprehensive simulation testbed was developed to assess how varying network topologies and position uncertainties impact system performance. Our re...

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Main Authors: José Casca, Prabhat Gupta, Marco Gomes, Vitor Silva, Rui Dinis
Format: Article
Language:English
Published: MDPI AG 2025-05-01
Series:Future Internet
Subjects:
Online Access:https://www.mdpi.com/1999-5903/17/6/236
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author José Casca
Prabhat Gupta
Marco Gomes
Vitor Silva
Rui Dinis
author_facet José Casca
Prabhat Gupta
Marco Gomes
Vitor Silva
Rui Dinis
author_sort José Casca
collection DOAJ
description This work investigates the performance of distributed beamforming in Wireless Sensor Networks (WSNs), focusing on the impact of node position errors. A comprehensive simulation testbed was developed to assess how varying network topologies and position uncertainties impact system performance. Our results reveal that distributed beamforming in the near-field is highly sensitive to position errors, resulting in a noticeable degradation in performance, particularly in terms of Bit Error Rate (BER). Cramer–Rao Lower Bound (CRB) was used to analyse the theoretical limitations of position estimation accuracy and how these limitations affect beamforming performance. These findings underscore the critical importance of accurate localisation techniques and robust beamforming algorithms to fully realise the potential of distributed beamforming in practical WSN applications.
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series Future Internet
spelling doaj-art-f2ca55580451467fae3eabd5f0bbd2ca2025-08-20T03:24:40ZengMDPI AGFuture Internet1999-59032025-05-0117623610.3390/fi17060236Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation StudyJosé Casca0Prabhat Gupta1Marco Gomes2Vitor Silva3Rui Dinis4Instituto de Telecomunicações (IT), 3810-193 Aveiro, PortugalInstituto de Telecomunicações (IT), 3810-193 Aveiro, PortugalInstituto de Telecomunicações (IT), 3810-193 Aveiro, PortugalInstituto de Telecomunicações (IT), 3810-193 Aveiro, PortugalInstituto de Telecomunicações (IT), 3810-193 Aveiro, PortugalThis work investigates the performance of distributed beamforming in Wireless Sensor Networks (WSNs), focusing on the impact of node position errors. A comprehensive simulation testbed was developed to assess how varying network topologies and position uncertainties impact system performance. Our results reveal that distributed beamforming in the near-field is highly sensitive to position errors, resulting in a noticeable degradation in performance, particularly in terms of Bit Error Rate (BER). Cramer–Rao Lower Bound (CRB) was used to analyse the theoretical limitations of position estimation accuracy and how these limitations affect beamforming performance. These findings underscore the critical importance of accurate localisation techniques and robust beamforming algorithms to fully realise the potential of distributed beamforming in practical WSN applications.https://www.mdpi.com/1999-5903/17/6/236wireless sensor networkdistributed beamformingCramer–Rao Boundnear-field communicationcommunications and sensingcommunication-assisted localization
spellingShingle José Casca
Prabhat Gupta
Marco Gomes
Vitor Silva
Rui Dinis
Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study
Future Internet
wireless sensor network
distributed beamforming
Cramer–Rao Bound
near-field communication
communications and sensing
communication-assisted localization
title Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study
title_full Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study
title_fullStr Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study
title_full_unstemmed Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study
title_short Position Accuracy and Distributed Beamforming Performance in WSNs: A Simulation Study
title_sort position accuracy and distributed beamforming performance in wsns a simulation study
topic wireless sensor network
distributed beamforming
Cramer–Rao Bound
near-field communication
communications and sensing
communication-assisted localization
url https://www.mdpi.com/1999-5903/17/6/236
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AT vitorsilva positionaccuracyanddistributedbeamformingperformanceinwsnsasimulationstudy
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