Results 141 to 150 of about 868 (195)

Spinach (<i>Spinacia oleracea</i> L.) Growth Model in Indoor Controlled Environment Using Agriculture 4.0. [PDF]

open access: yesSensors (Basel)
Isaza C   +5 more
europepmc   +1 more source

Lightweight Security Scheme for MQTT/MQTT-SN Protocol

open access: closed2019 Sixth International Conference on Internet of Things: Systems, Management and Security (IOTSMS), 2019
In the coming years, sensors will likely have a permeated every aspect of our life. Several works explain how the Internet of things (IoT) will have an impact on almost all aspects of our life and why security is at the top of the list of IoT challenges. Constrained nodes constitute a significant portion of devices in IoT. These nodes are characterized
Ousmane Sadio   +2 more
openalex   +2 more sources

Analysis of MQTT-SN and LWM2M communication protocols for precision agriculture IoT devices

open access: closed2022 17th Iberian Conference on Information Systems and Technologies (CISTI), 2022
A Internet das Coisas (IoT) tem se tornado parte integrante do estilo de vida da sociedade moderna e uma ferramenta importante em muitas áreas de negócios. Nos últimos anos, verificou-se uma grande necessidade de conectar novos dispositivos IoT à agricultura de precisão. Conhecidos como objetos conectados, esses vêm ganhando cada vez mais força.
Rogério Pereira dos Santos   +2 more
openalex   +3 more sources

Enhancing MQTT-SN Performance via Fountain Codes in Extreme Conditions

open access: closed2019 15th International Wireless Communications & Mobile Computing Conference (IWCMC), 2019
Day after day, more Internet of Things (IoT) devices are joining the Internet. By 2025, it is expected to have more than 75 billion connected devices compared to only 15 billion in 2015 [1]. Despite their potential, IoT systems have many constraints such as limited capabilities and energy to mention a few.
Ahmad Alshantout, Louai Al-Awami
openalex   +2 more sources

Improving Energy Efficiency of MQTT-SN in Lossy Environments Using Seed-Based Network Coding

open access: closed2017 IEEE 42nd Conference on Local Computer Networks (LCN), 2017
This paper presents an energy-efficient solution to overcome packet loss in Wireless Sensor Networks (WSNs) by adding seed-based Random Linear Network Coding to MQTT for Sensor Networks (MQTT-SN). Whereas most sensors integrated in common WSN devices consume little energy, using the radio is costly. To increase battery lifetime, devices try to minimize
Bertram Schütz   +2 more
openalex   +2 more sources

An MQTT-SN-Based QoS Dynamic Adaptation Method for Wireless Sensor Networks

open access: closed, 2019
The Internet of Things (IoT) is a concept that has disseminated in the last few years. The idea is to connect smart devices through a network solution. IoT will be present in everyday objects and in people’s lives. The economic impact of IoT solutions is expected to be, annually, billions of dollars.
Helbert da Rocha   +4 more
openalex   +2 more sources

Implementation MQTT-SN Protocol on Smart City Application based Wireless Sensor Network

open access: closed2019 5th International Conference on Science in Information Technology (ICSITech), 2019
Many smart city applications have implemented the Wireless Sensor Network (WSN) as a solution to solve urban problems. WSN has characteristics with an energy source that must remain lit, the ability to overcome node failures, node heterogeneity, ability to withstand extreme environmental conditions, mobility of nodes and dynamic network topology ...
M. Udin Harun Al Rasyid   +2 more
openalex   +2 more sources

Application-aware end-to-end delay and message loss estimation in Internet of Things (IoT) — MQTT-SN protocols

open access: closedFuture Generation Computer Systems, 2018
Abstract Wireless Sensor Network (WSN) is suffering from ailments like a small lifetime of participating nodes, packet loss during delivery, an end-to-end delay etc. Static allocation of sensor nodes and gateways are suitable for the predefined, pre-planned WSN. The more we comprise sensor nodes, the more we need gateways to accomplish the whole IoT (
Deepsubhra Guha Roy   +3 more
openalex   +2 more sources

Design and Performance Evaluation of a Standalone MQTT for Sensor Networks (MQTT-SN) Broker

open access: closed2023 IEEE 19th International Conference on Factory Communication Systems (WFCS), 2023
Michael Nast   +2 more
openalex   +2 more sources

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