Results 31 to 40 of about 113,135 (249)

Low power wide area network (LPWAN) protocols: Enablers for future wireless networks

Results in Engineering
Low Power Wide Area Network (LPWAN) protocols are considered the enablers for the future of the Internet of Things (IoT) enabled networks. Examples of these networks are Internet of Things-Wireless Sensor Networks (IoT-WSNs), and Industrial Internet of ...
Ala’ Khalifeh, Aws Al-Qaisi, Khaled Aldahdouh, Waleed T. Al-Sit, Ayat AL Olaimat, Sahel Alouneh, Khalid A. Darabkh   +6 more
doaj   +1 more source

Optimum LoRaWAN Configuration Under Wi-SUN Interference

IEEE Access, 2019
Smart Utility Networks (SUN) rely on the Wireless-SUN (Wi-SUN) specification for years. Recently practitioners and researchers have considered Low-Power Wide-Area Networks (LPWAN) like LoRa WAN for SUN applications. With distinct technologies deployed in
Arliones Hoeller, Richard Demo Souza, Hirley Alves, Onel L. Alcaraz Lopez, Samuel Montejo-Sanchez, Marcelo Eduardo Pellenz   +5 more
doaj   +1 more source

On the Channel Activity Detection in LoRaWAN Networks

IEEE Open Journal of the Communications Society
In this paper, we consider the problem of detecting the channel activity in LoRaWAN networks. To improve the medium access performance, recent implementations of the chipsets for LoRaWAN end nodes are offering a feature called Channel Activity Detection (
Lorenzo Vangelista, Giancarlo Calvagno
doaj   +1 more source

Contender waveforms for Low-Power Wide-Area networks in a scheduled 4G OFDM framework

EURASIP Journal on Advances in Signal Processing, 2018
When designing new solutions for Low-Power Wide-Area (LPWA) networks, coexistence and integration into existing 4G frameworks should be considered to ease the deployment procedure and reduce costs.
Yoann Roth, Jean-Baptiste Doré, Laurent Ros, Vincent Berg   +3 more
doaj   +1 more source

Improving Quality-of-Service in LoRa Low-Power Wide-Area Networks through Optimized Radio Resource Management

Journal of Sensor and Actuator Networks, 2020
Low Power Wide Area Networks (LPWAN) enable a growing number of Internet-of-Things (IoT) applications with large geographical coverage, low bit-rate, and long lifetime requirements.
Eduardo Sallum, Nuno Pereira, Mário Alves, Max Santos   +3 more
doaj   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

Pediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider, Kris‐Ann Schultz, Nora Schnitzler, Michael Abele, Tal Ben‐Ami, Ewa Bien, Gianni Bisogno, Ines B. Brecht, Maja Cesen, Andrea Ferrari, Michaela Kuhlen, Malgorzata A. Krawczyk, Ricardo Lopez‐Almaraz, Yves Reguerre, Calogero Virgone, Daniel Orbach   +15 more
wiley   +1 more source

The Art of Designing Remote IoT Devices—Technologies and Strategies for a Long Battery Life

Sensors, 2021
Long-range wireless connectivity technologies for sensors and actuators open the door for a variety of new Internet of Things (IoT) applications. These technologies can be deployed to establish new monitoring capabilities and enhance efficiency of ...
Gilles Callebaut, Guus Leenders, Jarne Van Mulders, Geoffrey Ottoy, Lieven De Strycker, Liesbet Van der Perre   +5 more
doaj   +1 more source

Animal‐Assisted Activities With Therapy Dogs in Pediatric Oncology: A Multicenter Survey of the Current Status, Implementation, and Challenges in Germany, Austria, and Switzerland

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Animal‐assisted activities (AAAs) with therapy dogs have shown positive effects on patient well‐being and quality of life in various areas of medicine, including pediatric oncology. However, research on this topic is limited. The aim of this study is to present the current status of AAA in pediatric oncology in Germany, Austria, and
Jan‐Marius Wedig, Birgit Burkhardt, Christof M. Kramm, Kira Ostermann, Sarah C. Goretzki, Uta Dirksen, Nico Kurpiers, Michael M. Schündeln   +7 more
wiley   +1 more source

Integration of wireless power transfer and low power wide area networks in IoT applications—A review

Sensors International
The significance of a more convenient and sustainable power transfer has been more crucial recently with the increasing need for low power electronic devices and their applications in internet of things (IoT).
Molefi J. Makhetha, Elisha D. Markus, Adnan M. Abu-Mahfouz   +2 more
doaj   +1 more source

Time to Diagnosis Among Children and Adolescents With Cancer in Québec, Canada: A Population‐Based Study

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Timely cancer diagnosis in children and adolescents is important to improving outcomes. We aimed to quantify time to diagnosis and assess variations by patient, demographic and system‐level factors. Procedure We conducted a population‐based study of individuals aged 0–19 years diagnosed with one of 12 cancers from 2010 to 2022 in ...
Callum Mullen, Ronald D. Barr, Erin Strumpf, Mariam El‐Zein, Eduardo L. Franco, Talía Malagón   +5 more
wiley   +1 more source