Results 31 to 40 of about 1,277 (177)

Coverage and Energy-Efficiency Experimental Test Performance for a Comparative Evaluation of Unlicensed LPWAN: LoRaWAN and SigFox

open access: yesIEEE Access, 2022
Low Power Wide Area Networks (LPWAN) have emerged as an attractive Internet of Things (IoT) communication option. When deploying a communication network to support IoT applications, large coverage and low power consumption are critical requirements ...
Manuel Perez   +6 more
doaj   +1 more source

Comparison of LPWAN Technologies: Cost Structure and Scalability [PDF]

open access: yesWireless Personal Communications, 2021
AbstractSmall-scale commercial rollouts of Cellular-IoT (C-IoT) networks have started globally since last year. However, among the plethora of low power wide area network (LPWAN) technologies, the cost-effectiveness of C-IoT is not certain for IoT service providers, small and greenfield operators.
Mohammad Istiak Hossain   +1 more
openaire   +1 more source

Evaluation of the Use of Class B LoRaWAN for the Coordination of Distributed Interface Protection Systems in Smart Grids

open access: yesJournal of Sensor and Actuator Networks, 2020
The adoption of the distributed generation paradigm is introducing several changes in the design and operation of modern distribution networks. Modern grid codes are becoming more and more complex, and the adoption of smart protection systems is becoming
Marco Pasetti   +7 more
doaj   +1 more source

An Adaptive Spreading Factor Selection Scheme for a Single Channel LoRa Modem

open access: yesSensors, 2020
When the low power wide area network (LPWAN) was developed for the internet of things (IoT), it attracted significant attention. LoRa, which is one of the LPWAN technologies, provides low-power and long-range wireless communication using a frequency band
Seungku Kim, Heonkook Lee, Sungho Jeon
doaj   +1 more source

Development of an IoT-Based (LoRaWAN) Tractor Tracking System

open access: yesJournal of Agricultural Sciences, 2022
The use of new technologies and precision agriculture (PA) in farms has become more important due to the need for enough agricultural production for increasing world population opposed to decreasing farm areas.
Çağdaş Civelek
doaj   +1 more source

Evaluation of Receiver-Feedback Techniques for Fragmentation Over LPWANs [PDF]

open access: yesIEEE Internet of Things Journal, 2022
This research is funded in part by the ERDF and the Spanish Government through project TEC2016-79988-P and project PID2019-106808RA-I00, AEI/FEDER, EU.
Aguilar Romero, Sergio   +2 more
openaire   +3 more sources

LoRaWAN Network Performance Test

open access: yesActa Technica Jaurinensis, 2020
There are several types of wireless IoT (Internet of Things) networks based on the connection distance between two communicating devices. For covering wide areas, LPWAN (Low Power Wide Area) networks can provide a good solution.
Istvan Drotar   +2 more
doaj   +1 more source

Overview of the mobility related security challenges in LPWANs

open access: yesComputer Networks, 2021
The Internet of Things (IoT) is a new emerging system of interconnected devices that experiences significant growth in a wide variety of applications. The rising communication technologies for IoT are the Low Power Wide Area Networks (LPWANs) having long range, low cost and low power characteristics.
Hassan Jradi   +4 more
openaire   +4 more sources

Smart Parking: A Literature Review from the Technological Perspective

open access: yesApplied Sciences, 2019
The development and high growth of the Internet of Things (IoT) have improved quality of life and strengthened different areas in society. Many cities worldwide are looking forward to becoming smart.
Jhonattan J. Barriga   +6 more
doaj   +1 more source

Bit Error Rate Closed-Form Expressions for LoRa Systems under Nakagami and Rice Fading Channels

open access: yesSensors, 2019
We derive exact closed-form expressions for Long Range (LoRa) bit error probability and diversity order for channels subject to Nakagami-m, Rayleigh and Rician fading.
Claudio Ferreira Dias   +2 more
doaj   +1 more source

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