On the Evaluation of the NB-IoT Random Access Procedure in Monitoring Infrastructures

NarrowBand IoT (NB-IoT) is emerging as a promising communication technology offering a reliable wireless connection to a large number of devices employed in pervasive monitoring scenarios, such as Smart City, Precision Agriculture, and Industry 4.0. Since most of the NB-IoT transmissions occur in th...

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Main Authors: Sergio Martiradonna, Giuseppe Piro, Gennaro Boggia
Format: Article
Language:English
Published: MDPI AG 2019-07-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/19/14/3237
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spelling doaj-7e96adaf60924f10ba568fed7d151d3b2020-11-24T22:17:50ZengMDPI AGSensors1424-82202019-07-011914323710.3390/s19143237s19143237On the Evaluation of the NB-IoT Random Access Procedure in Monitoring InfrastructuresSergio Martiradonna0Giuseppe Piro1Gennaro Boggia2Department of Electrical and Information Engineering—Politecnico di Bari, 70126 Bari, ItalyDepartment of Electrical and Information Engineering—Politecnico di Bari, 70126 Bari, ItalyDepartment of Electrical and Information Engineering—Politecnico di Bari, 70126 Bari, ItalyNarrowBand IoT (NB-IoT) is emerging as a promising communication technology offering a reliable wireless connection to a large number of devices employed in pervasive monitoring scenarios, such as Smart City, Precision Agriculture, and Industry 4.0. Since most of the NB-IoT transmissions occur in the uplink, the random access channel (that is the primary interface between devices and the base station) may usually become the main bottleneck of the entire system. For this reason, analytical models and simulation tools able to investigate its behavior in different scenarios are of the utmost importance for driving current and future research activities. Unfortunately, scientific literature partially addresses the current open issues by means of simplified and, in many cases, not standard-compliant approaches. To provide a significant step forward in this direction, the contribution of this paper is three-folded. First, it presents a flexible, open-source, and 3GPP-compliant implementation of the NB-IoT random access procedure. Second, it formulates an analytical model capturing both collision and success probabilities associated with the aforementioned procedure. Third, it presents the cross-validation of both the analytical model and the simulation tool, by taking into account reference applications scenarios of sensor networks enabling periodic reporting in monitoring infrastructures. Obtained results prove the remarkable accuracy, demonstrating a well-calibrated instrument, which will be also useful for future research activities.https://www.mdpi.com/1424-8220/19/14/3237monitoring systemsensor networkNB-IoTrandom access channelsimulation toolanalytical model
collection DOAJ
language English
format Article
sources DOAJ
author Sergio Martiradonna
Giuseppe Piro
Gennaro Boggia
spellingShingle Sergio Martiradonna
Giuseppe Piro
Gennaro Boggia
On the Evaluation of the NB-IoT Random Access Procedure in Monitoring Infrastructures
Sensors
monitoring system
sensor network
NB-IoT
random access channel
simulation tool
analytical model
author_facet Sergio Martiradonna
Giuseppe Piro
Gennaro Boggia
author_sort Sergio Martiradonna
title On the Evaluation of the NB-IoT Random Access Procedure in Monitoring Infrastructures
title_short On the Evaluation of the NB-IoT Random Access Procedure in Monitoring Infrastructures
title_full On the Evaluation of the NB-IoT Random Access Procedure in Monitoring Infrastructures
title_fullStr On the Evaluation of the NB-IoT Random Access Procedure in Monitoring Infrastructures
title_full_unstemmed On the Evaluation of the NB-IoT Random Access Procedure in Monitoring Infrastructures
title_sort on the evaluation of the nb-iot random access procedure in monitoring infrastructures
publisher MDPI AG
series Sensors
issn 1424-8220
publishDate 2019-07-01
description NarrowBand IoT (NB-IoT) is emerging as a promising communication technology offering a reliable wireless connection to a large number of devices employed in pervasive monitoring scenarios, such as Smart City, Precision Agriculture, and Industry 4.0. Since most of the NB-IoT transmissions occur in the uplink, the random access channel (that is the primary interface between devices and the base station) may usually become the main bottleneck of the entire system. For this reason, analytical models and simulation tools able to investigate its behavior in different scenarios are of the utmost importance for driving current and future research activities. Unfortunately, scientific literature partially addresses the current open issues by means of simplified and, in many cases, not standard-compliant approaches. To provide a significant step forward in this direction, the contribution of this paper is three-folded. First, it presents a flexible, open-source, and 3GPP-compliant implementation of the NB-IoT random access procedure. Second, it formulates an analytical model capturing both collision and success probabilities associated with the aforementioned procedure. Third, it presents the cross-validation of both the analytical model and the simulation tool, by taking into account reference applications scenarios of sensor networks enabling periodic reporting in monitoring infrastructures. Obtained results prove the remarkable accuracy, demonstrating a well-calibrated instrument, which will be also useful for future research activities.
topic monitoring system
sensor network
NB-IoT
random access channel
simulation tool
analytical model
url https://www.mdpi.com/1424-8220/19/14/3237
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