A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2021; you can also visit the original URL.
The file type is application/pdf.
Filters
A Survey on Long-Range Wide-Area Network Technology Optimizations
2021
IEEE Access
Preserved Fulltext
Based on the literature analysis, we present a taxonomy covering five aspects related to LoRaWAN optimizations for efficient IoT networks. ...
These specific aspects are directly associated with the challenges of densification of LoRaWAN. ...
ACKNOWLEDGMENTS We thank the anonymous reviewers for their valuable comments, which helped us improve the content, and presentation of this paper. ...
doi:10.1109/access.2021.3079095
fatcat:dstgjjke4rdtnjgnpcvjoqcyba
Firmware Update Using Multiple Gateways in LoRaWAN Networks
2021
Sensors
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
The FUOTA process needs to be completed quickly to reduce the systems' interruption and, at the same time, to update the maximum number of devices with the lowest power consumption. ...
The remarkable evolution of the IoT raised the need for an efficient way to update the device's firmware. ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/s21196488
pmid:34640805
pmcid:PMC8512896
fatcat:55s3uwxz2bbuvpqd3s2vdcp3fi
A Survey on Adaptive Data Rate Optimization in LoRaWAN: Recent Solutions and Major Challenges
2020
Sensors
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2020; you can also visit the original URL.
The file type is application/pdf.
, energy efficiency and scalability. ...
LoRaWAN employs an Adaptive Data Rate (ADR) scheme that dynamically optimizes data rate, airtime, and energy consumption. ...
Three evaluation metrics were used to assess the network performance, namely, DER, number of collisions and network energy consumption. ...
doi:10.3390/s20185044
pmid:32899454
fatcat:nrruddlhrzd7rdx4sxkmpn3bje
Multi-Layered Energy Efficiency in LoRa-WAN Networks: A Tutorial
2022
IEEE Access
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
Indeed, energy efficiency is one of the key factors for successful and sustainable deployments of IoT applications. ...
More precisely, this article discusses how to meet LoRa/LoRaWAN energy efficiency across physical layer, medium access control layer, and network layer. ...
In the second architecture, known as star-of-stars, a group of remote devices forms a cluster and sends data to a cluster gateway, which acts as a relay and sends the data to a central gateway. ...
doi:10.1109/access.2021.3140107
fatcat:vn3wdjxilzca7aocjojhermlve
Edge Based Priority-Aware Dynamic Resource Allocation for Internet of Things Networks
2022
Entropy
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
The exponential growth of the edge-based Internet-of-Things (IoT) services and its ecosystems has recently led to a new type of communication network, the Low Power Wide Area Network (LPWAN). ...
Intelligent and efficient service provisioning is an urgent need of a network to streamline the networks and solve these problems. ...
Conflicts of Interest: The authors declare that there is no conflict of interest. ...
doi:10.3390/e24111607
pmid:36359697
pmcid:PMC9689225
fatcat:iejxsgi3vvedffikjlm6v77eju
Efficient Heuristic for Optimal MILP-LoRa Adaptive Resource Allocation for Aquaculture
2022
Intelligent Automation and Soft Computing
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
collisions, and enhancing the complete system. ...
LoRa is well-known for its extensive communication range, inexpensive efficiency, and reduced or less power consumption in end devices. ...
Conflicts of Interest: The authors declare that they have no conflicts of interest to report regarding the present study. ...
doi:10.32604/iasc.2022.021973
fatcat:jq2wnrut6baaljarljttolhzwe
Experimental Assessment of Common Crucial Factors That Affect LoRaWAN Performance on Suburban and Rural Area Deployments
2023
Sensors
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2023; you can also visit the original URL.
The file type is application/pdf.
Constraints that deform the trade-off triangle of coverage, scalability and energy efficiency need to be overcome. ...
We then validated that clustering of end nodes in the vicinity of a gateway, taking into account distance and transmission settings, can improve network scalability. ...
Conflicts of Interest: The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript; or in the decision to publish the results ...
doi:10.3390/s23031316
pmid:36772356
pmcid:PMC9921199
fatcat:fwwrdab24zayljczu6iy6ftqfu
LoRa Technology in Flying Ad Hoc Networks: A Survey of Challenges and Open Issues
2023
Sensors
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2023; you can also visit the original URL.
The file type is application/pdf.
and energy topics involved in a FANET implementation. ...
This paper explores the role that LoRa plays in FANET design by presenting a technical overview of both, and by performing a systematic literature review based on a breakdown of the communications, mobility ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/s23052403
pmid:36904606
pmcid:PMC10007589
fatcat:g3baeubobbhebjiomrfv52q36i
Future Trends for Healthcare Monitoring System in Smart Cities Using LoRaWAN-Based WBAN
2022
Mobile Information Systems
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
So, the use of LoRaWAN protocol could greatly make diagnostic of patients more easily by transmitting data between doctors and patients in a real time manner. ...
Here, we want to evaluate various factors of LoRaWAN protocol that have a big effect on power consumption and data transmission delay.. ...
Acknowledgments The authors extend their appreciation to the Deanship of Scientific Research at King Khalid University for funding this work through a general research project under grant number (R.G.P ...
doi:10.1155/2022/1526021
doaj:1c5c370b02d54080972fbc8eddc64626
fatcat:qmztns6lczdezcevbnsjxgc724
Clustering Optimization of LoRa Networks for Perturbed Ultra-Dense IoT Networks
2021
Information
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2021; you can also visit the original URL.
The file type is application/pdf.
The algorithms are built based on two-common methods, K-means and FOREL. In contrast to existing methods, the developed method provides the maximum value of served traffic in a cluster. ...
This paper develops two main clustering algorithms using dense LoRa-based IoT networks that allow clustering of end devices according to the criterion of maximum served traffic. ...
Acknowledgments: Many thanks are due to Ammar Muthanna and Min Wei for the assistance in the methodological work.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/info12020076
fatcat:zsd266c4yvdvjndaehe23vtj4q
Proposed Fuzzy-NN Algorithm with LoRaCommunication Protocol for Clustered Irrigation Systems
2017
Future Internet
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is application/pdf.
Furthermore, the authors propose a new communication protocol over LoRa radio as an alternative low-energy and long-range OWS clusters communication mechanism. ...
The experimental scenarios confirm that the FITRA algorithm provides more efficient irrigation on clustered areas than existing non-clustered, time scheduled or threshold adaptive algorithms. ...
This LoRa radio implementation is targeted on low-cost and low-node energy consumption. ...
doi:10.3390/fi9040078
fatcat:qqtymp74ezg4tco3ibzosha5ee
Energy Efficiency in Short and Wide-Area IoT Technologies—A Survey
2021
Technologies
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2021; you can also visit the original URL.
The file type is application/pdf.
energy efficiency and power consumption. ...
Existing consumption models and energy efficiency mechanisms are categorized, analyzed and discussed, in order to highlight the main trends proposed in literature and standards toward achieving energy-efficient ...
This method helps saving energy, since it reduces data congestion and collisions. For RFID, an energy-efficient clustering protocol was presented in [101] . ...
doi:10.3390/technologies9010022
fatcat:imok6ifey5ei3d5evltyk2mjli
Interference Mapping in 3D for High-Density Indoor IoT Deployments
[chapter]
2021
Wireless Sensor Networks - Design, Deployment and Applications
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2020; you can also visit the original URL.
The file type is application/pdf.
This chapter studies the influence of diverse scenarios for the dense placement of interferers on the spectrum occupancy through the use of 3D interference maps for two popular IoT technologies—LoRa and ...
The findings demonstrate a nonuniform character of the interference and the significant impact of fading within the width, height, and length of the examined area. ...
Acknowledgements This work was supported by project No D-098-2019 "Monitoring and analysis of the spectrum occupancy and interference in ISM ranges for the implementation of reliable IoT applications." ...
doi:10.5772/intechopen.93581
fatcat:s64o3szhwjfurd2jhcvmc75at4
SF-Partition-Based Clustering and Relaying Scheme for Resolving Near–Far Unfairness in IoT Multihop LoRa Networks
2022
Sensors
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
scheme at 29.4%, and it conserves the energy of LDs compared with the existing schemes. ...
Thus, we propose an SF-partition-based clustering and relaying (SFPCR) scheme to achieve enormous LD connectivity with fairness in IoT multihop LoRa networks. ...
The research, however, was vulnerable to packet collisions, which reduced the reliability and energy efficiency of LoRa networks. ...
doi:10.3390/s22239332
pmid:36502034
pmcid:PMC9737811
fatcat:xcynmbyrwrexdfsqb3duadha4a
Low-Cost Sensor Based and LoRaWAN Opportunities For Landslide Monitoring Systems on IoT Platform: A Review
2021
IEEE Access
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
Study of cost-effective ground monitoring technique analysis in different landslide warning systems and some known cases in research article based on coverage area and energy harvesting methods also discussed ...
Moreover, WSN architecture identified and creates classes according to their benefits and drawbacks as well as performance is evaluated such as efficiency, reliability, quality of service, and network ...
PEGASIS: a) Creates chains of sensor node and sends transmit data to the base by only one node. b) It is power efficient and energy conserve because of the minimal cluster setup and node sleep process. ...
doi:10.1109/access.2021.3137841
fatcat:bdmdm3bvdrgtfmuu3rlj72jb7e
« Previous
Showing results 1 — 15 out of 90 results