Results 21 to 30 of about 13,193 (194)
Survey on wireless technology trade-offs for the industrial internet of things [PDF]
, 2020 Aside from vast deployment cost reduction, Industrial Wireless Sensor and Actuator Networks (IWSAN) introduce a new level of industrial connectivity.
De Poorter, Eli +3 more
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Q-Learning Aided Resource Allocation and Environment Recognition in LoRaWAN With CSMA/CA
IEEE Access, 2019 The mutual interference among wireless nodes is a critical factor in the Internet-of-Things (IoT) era due to its dense deployment. Due to its large coverage area, wireless nodes may not be able to detect the on-going communication of other nodes in a ...
Naoki Aihara +4 more
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Exploring LoRaWAN Traffic: In-Depth Analysis of IoT Network Communications
Sensors, 2023 In the past decade, Long-Range Wire-Area Network (LoRaWAN) has emerged as one of the most widely adopted Low Power Wide Area Network (LPWAN) standards. Significant efforts have been devoted to optimizing the operation of this network.
Ales Povalac +4 more
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Indoor Vehicles Geolocalization Using LoRaWAN [PDF]
Future Internet, 2019 One of the main drawbacks of Global Navigation Satellite Sytems (GNSS) is that they do not work indoors. When inside, there is often no direct line from the satellite signals to the device and the ultra high frequency (UHF) used is blocked by thick, solid materials such as brick, metal, stone or wood.
Pietro Manzoni +3 more
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LoRaWANSim: A Flexible Simulator for LoRaWAN Networks [PDF]
Sensors, 2021 Among the low power wide area network communication protocols for large scale Internet of Things, LoRaWAN is considered one of the most promising, owing to its flexibility and energy-saving capabilities. For these reasons, during recent years, the scientific community has invested efforts into assessing the fundamental performance limits and ...
Riccardo Marini +3 more
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Extend low-power LoRaWAN coverage device for IoT applications
Tạp chí Khoa học và Công nghệ, 2023 The advent of Long Range Wide Area Network (LoRaWAN) has significantly enhanced Internet of Things (IoT) applications, particularly in Smart Cities, with its broad coverage and energy efficiency.
Tran Van Lic, Thai Vu Hien
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Comparison of Wireless Data Transmission Protocols for Residential Water Meter Applications [PDF]
International Journal of Electronics and Telecommunications, 2023 This article provides a comparison of various wireless data transmission protocols, such as Wireless M-Bus, LoRaWAN, Sigfox, NB-IoT and a newly developed proprietary protocol, studying their performance in the application of batterypowered residential ...
Łukasz Krzak +3 more
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LTM-LoRaWAN: A Multi-Hop Communication System for LoRaWAN
Electronics, 2023 Coverage limitation due to signal attenuation is one of the main challenges facing single-hop LoRaWAN when deployed in IoT applications that require low power consumption and operate over a wide area network. The challenge can be figured out using the dense deployment of typical LoRaWAN gateways to ensure devices can transfer their data to the network ...
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Worldwide Connectivity for the Internet of Things Through LoRaWAN
Future Internet, 2019 The low-power wide-area network (LPWAN) paradigm is gradually gaining market acceptance. In particular, three prominent LPWAN technologies are emerging at the moment: LoRaWAN™ and SigFox™, which operate on unlicensed frequency bands, and NB-IoT ...
Lorenzo Vangelista, Marco Centenaro
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Impact of EU duty cycle and transmission power limitations for sub-GHz LPWAN SRDs : an overview and future challenges [PDF]
, 2019 Long-range sub-GHz technologies such as LoRaWAN, SigFox, IEEE 802.15.4, and DASH7 are increasingly popular for academic research and daily life applications.
De Poorter, Eli +3 more
core +1 more source