Zobrazeno 1 - 10
of 4 103
pro vyhledávání: '"lorawan"'
Publikováno v:
ICT Express, Vol 10, Iss 3, Pp 519-552 (2024)
While the spreading of the Internet of Things continues beyond expectations, the security of networking technologies used in this context remains an open issue. This paper provides a comprehensive overview of the state of the art on the security of L
Externí odkaz:
https://doaj.org/article/e03cd0208ace49c6ac7135a76aa32eb1
Publikováno v:
Eng, Vol 5, Iss 1, Pp 513-531 (2024)
Ubiquitous street lighting is essential for urban areas. While nowadays, LED-based “smart lamps” are commercially available, municipalities can only switch to them in the long run due to financial constraints. Especially, older types of lamps req
Externí odkaz:
https://doaj.org/article/d4894568b8fe4730852c2a10be2d2602
Autor:
Lorenzo Vangelista, Giancarlo Calvagno
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 5598-5607 (2024)
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 Detect
Externí odkaz:
https://doaj.org/article/43f91b55cb73473590c0acb5b75ff883
Publikováno v:
IEEE Access, Vol 12, Pp 119072-119086 (2024)
Smart farming, popularly called precision agriculture, refers to technologies like the Internet of Things (IoT), Artificial Intelligence (AI), and drones that are rapidly transforming age-old farming traditions. This paper investigates how smart farm
Externí odkaz:
https://doaj.org/article/1cd92a8267fe42c0bd547cdd754c6299
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 4578-4612 (2024)
Chirp spread spectrum (CSS) signal is the heart of long-range (LoRa) modulation, also known as CSS modulation, and is used in long-range wide area network (LoRaWAN) in Internet of things (IoT) scenarios. CSS modulation has drawn much attention from t
Externí odkaz:
https://doaj.org/article/b3a71063e016441bba649f5bf85c4b31
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 4046-4060 (2024)
Long-range wide-area network (LoRaWAN) offers reliable connectivity for terrestrial applications, but its use in underwater wireless communication faces challenges, particularly because of the effects of the air-water interface and signal attenuation
Externí odkaz:
https://doaj.org/article/d3ff0105d0bb4592bb356d679a2c7a31
Publikováno v:
IEEE Access, Vol 12, Pp 83205-83216 (2024)
This work introduces a novel approach to improve the precision of distance estimation in localization systems by using existing LoRaWAN and RSSI-based techniques. Despite the benefits of range and power efficiency, these systems exhibit limited accur
Externí odkaz:
https://doaj.org/article/29b7fc8dbc1a4e5b964e167cb3580d58
Publikováno v:
IEEE Access, Vol 12, Pp 71866-71875 (2024)
This study examines the challenges encountered when using wireless technologies based on random multiple access for voltage monitoring in low voltage (LV) electrical grids. The introduction of photovoltaic modules on the roofs of buildings creates th
Externí odkaz:
https://doaj.org/article/d39b32ab9c4442a0a1824ac19e89e9d8
Autor:
Mauricio Gonzalez-Palacio, Diana Tobon-Vallejo, Lina M. Sepulveda-Cano, Mario MAURICIO, Christof Roehrig, Long Bao Le
Publikováno v:
IEEE Access, Vol 12, Pp 54449-54470 (2024)
To achieve an adequate tradeoff between range and energy efficiency, LoRaWAN End Nodes (ENs) choose their transmission parameters using an Adaptive Data Rate (ADR) scheme based on the maximum value of previous Signal-to-Noise (SNR) values. However, t
Externí odkaz:
https://doaj.org/article/cacd4c4e1d574dfe888684009444fd3d
Publikováno v:
IEEE Access, Vol 12, Pp 48540-48554 (2024)
With the advent of the Internet of Things (IoT), Long-range Wide Area Networks (LoRaWAN), and high-speed internet, the potential to use such technologies for monitoring remote areas with limited cellular coverage is becoming increasingly important. H
Externí odkaz:
https://doaj.org/article/f960ed1016bd402aa977e8a3fb01361b