Performance Evaluations of LoRa Wireless Communication in Building Environments

The Internet of things presents tremendous opportunities for the energy management and occupant comfort improvement in smart buildings by making data of environmental and equipment parameters more readily and continuously available. Long-range (LoRa) technology provides a comprehensive wireless solu...

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Main Authors: Ruobing Liang, Liang Zhao, Peng Wang
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/20/14/3828
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author Ruobing Liang
Liang Zhao
Peng Wang
author_facet Ruobing Liang
Liang Zhao
Peng Wang
author_sort Ruobing Liang
collection DOAJ
description The Internet of things presents tremendous opportunities for the energy management and occupant comfort improvement in smart buildings by making data of environmental and equipment parameters more readily and continuously available. Long-range (LoRa) technology provides a comprehensive wireless solution for data acquisition and communication in smart buildings through its superior performance, such as the long-range transmission, low power consumption and strong penetration. Starting with two vital indicators (network transmission delay and packet loss rate), this study explored the coverage and transmission performances of LoRa in buildings in detail. We deployed three LoRa receiver nodes on the same floor and eight LoRa receiver nodes on different floors in a 16-story building, respectively, where data acquisition terminal was located in the center of the whole building. The communication performance of LoRa was evaluated by changing the send power, communication rate, payload length and position of the wireless module. In the current research, the metrics of LoRa were quantified to facilitate its practical application in smart buildings. To the best of our knowledge, this may be the first academic research evaluating RTT performance of LoRa via practical experiments.
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spelling doaj.art-fcc8c66094774487bf6347efab347ae62023-11-20T06:18:28ZengMDPI AGSensors1424-82202020-07-012014382810.3390/s20143828Performance Evaluations of LoRa Wireless Communication in Building EnvironmentsRuobing Liang0Liang Zhao1Peng Wang2Faculty of Infrastructure Engineering, Dalian University of Technology, Dalian 116024, ChinaKey Laboratory of Intelligent Control and Optimization for Industrial Equipment of Ministry of Education, Dalian University of Technology, Dalian 116024, ChinaFaculty of Infrastructure Engineering, Dalian University of Technology, Dalian 116024, ChinaThe Internet of things presents tremendous opportunities for the energy management and occupant comfort improvement in smart buildings by making data of environmental and equipment parameters more readily and continuously available. Long-range (LoRa) technology provides a comprehensive wireless solution for data acquisition and communication in smart buildings through its superior performance, such as the long-range transmission, low power consumption and strong penetration. Starting with two vital indicators (network transmission delay and packet loss rate), this study explored the coverage and transmission performances of LoRa in buildings in detail. We deployed three LoRa receiver nodes on the same floor and eight LoRa receiver nodes on different floors in a 16-story building, respectively, where data acquisition terminal was located in the center of the whole building. The communication performance of LoRa was evaluated by changing the send power, communication rate, payload length and position of the wireless module. In the current research, the metrics of LoRa were quantified to facilitate its practical application in smart buildings. To the best of our knowledge, this may be the first academic research evaluating RTT performance of LoRa via practical experiments.https://www.mdpi.com/1424-8220/20/14/3828smart buildingInternet of ThingsLoRa technologywireless communication
spellingShingle Ruobing Liang
Liang Zhao
Peng Wang
Performance Evaluations of LoRa Wireless Communication in Building Environments
Sensors
smart building
Internet of Things
LoRa technology
wireless communication
title Performance Evaluations of LoRa Wireless Communication in Building Environments
title_full Performance Evaluations of LoRa Wireless Communication in Building Environments
title_fullStr Performance Evaluations of LoRa Wireless Communication in Building Environments
title_full_unstemmed Performance Evaluations of LoRa Wireless Communication in Building Environments
title_short Performance Evaluations of LoRa Wireless Communication in Building Environments
title_sort performance evaluations of lora wireless communication in building environments
topic smart building
Internet of Things
LoRa technology
wireless communication
url https://www.mdpi.com/1424-8220/20/14/3828
work_keys_str_mv AT ruobingliang performanceevaluationsoflorawirelesscommunicationinbuildingenvironments
AT liangzhao performanceevaluationsoflorawirelesscommunicationinbuildingenvironments
AT pengwang performanceevaluationsoflorawirelesscommunicationinbuildingenvironments