Zobrazeno 1 - 10
of 324
pro vyhledávání: '"long-range (lora)"'
Publikováno v:
Results in Engineering, Vol 23, Iss , Pp 102687- (2024)
In the realm of India's smart cities, precise meter readings are essential for effectively managing domestic energy and water systems. Nevertheless, meter reading employing conventional techniques prove to be both costly and time-consuming, especiall
Externí odkaz:
https://doaj.org/article/9edc4a6c060a4677843dfc08ee76ee8b
Autor:
Jae-Mo Kang, Dong-Woo Lim
Publikováno v:
AIMS Mathematics, Vol 9, Iss 5, Pp 11423-11431 (2024)
In order to examine the potential and synergetic aspects of intelligent reflecting surface (IRS) techniques for Internet-of-Things (IoT), we study an IRS-aided Long Range (LoRa) system in this paper. Specifically, to facilitate the acquisition of acc
Externí odkaz:
https://doaj.org/article/4a0794845d694c6a9e94d536f8432bbf
Publikováno v:
Jurnal Rekayasa Elektrika, Vol 20, Iss 2 (2024)
The stem rot disease caused by the Ganoderma boninense is a type of disease that is deadly to oil palm plants and can cause a significant reduction in oil palm productivity. Difficulty in detecting disease infected oil palm plants is cause of the hig
Externí odkaz:
https://doaj.org/article/f4e7e10fd3fc494e9ddf96a7f966a4e4
Publikováno v:
Drones, Vol 8, Iss 10, p 520 (2024)
When LoRaWAN networks are deployed in complex environments with buildings, jungles, and other obstacles, the communication range of LoRa signals experiences a notable reduction, primarily due to multipath propagation, fading, and interference. With t
Externí odkaz:
https://doaj.org/article/5626d8281e754cc6a52c29ab1eda79c0
Publikováno v:
ETRI Journal, Vol 45, Iss 4, Pp 570-580 (2023)
Sensor nodes are the most significant part of a wireless sensor network that offers a powerful combination of sensing, processing, and communication. One major challenge while designing a sensor node is power consumption, as sensor nodes are generall
Externí odkaz:
https://doaj.org/article/d6dcba7ae2fa4bd180a36de4df65e29d
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 6, Pp 2158-2165 (2023)
Marine radioactivity monitoring is critical for taking immediate action in case of unexpected nuclear accidents at nuclear facilities located near coastal areas. Especially when the level of contamination is not predictable, mobile monitoring systems
Externí odkaz:
https://doaj.org/article/d4799dacdb3e4450bfa3f9ea82b98e6a
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 68, Iss No 4, Pp 841-854 (2022)
A key role in the development of smart Internet of Things (IoT) solutions is played by wireless communication technologies, especially LPWAN (Low-Power Wide-Area Network), which are becoming increasingly popular due to their advantages: long range, l
Externí odkaz:
https://doaj.org/article/e870f64b3959447f813b7c8023e8d52d
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Publikováno v:
Robotics, Vol 12, Iss 6, p 157 (2023)
This paper presents a new 3D map building technique using a combination of 2D SLAM and 3D objects that can be implemented on relatively low-cost hardware in real-time. Recently, 3D visualization of the real world became increasingly important. In rob
Externí odkaz:
https://doaj.org/article/f17c3ad311f34c9cbe6e550bf4ca36bf
Autor:
Arvind Singh Rawat, Jagadheswaran Rajendran, Selvakumar Mariappan, Pravinah Shasidharan, Narendra Kumar, Binboga Siddik Yarman
Publikováno v:
IEEE Access, Vol 10, Pp 79365-79378 (2022)
This paper presents a bias modulation linearization technique for a 919 MHz −923 MHz CMOS power amplifier which employs driver voltage modulation and main amplifier split bias. Through the proposed linearization technique, it is observed that the p
Externí odkaz:
https://doaj.org/article/ad656ff2926c43a0afa1ef10f990484a