Results 31 to 40 of about 251,819 (258)

UWB Path Loss Models for Ingestible Devices

open access: yesIEEE Transactions on Antennas and Propagation, 2019
[EN] Currently, some medical devices such as the Wireless Capsule Endoscopy (WCE) are used for data transmission from inside to outside the body. Nevertheless, for certain applications such as WCE, the data rates offered by current medical frequency bands can result insufficient.
Perez-Simbor, Sofia   +4 more
openaire   +3 more sources

Calibration of Wi-Fi-Based Indoor Tracking Systems for Android-Based Smartphones

open access: yesRemote Sensing, 2019
With the growing development of smartphones equipped with Wi-Fi technology and the need of inexpensive indoor location systems, many researchers are focusing their efforts on the development of Wi-Fi-based indoor localization methods. However, due to the
Miguel Martínez del Horno   +2 more
doaj   +1 more source

Geodesic Path Model for Indoor Propagation Loss Prediction of Narrowband Channels

open access: yesSensors, 2022
Indoor path loss models characterize the attenuation of signals between a transmitting and receiving antenna for a certain frequency and type of environment.
Abdil Kaya    +4 more
doaj   +1 more source

Path loss models for outdoor environment—with a focus on rain attenuation impact on short-range millimeter-wave links

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
The deployment of a millimeter wave over a short path is one of the keys to enabling technologies for the next generation of wireless communication systems.
Asma Ali Budalal, Md. Rafiqul Islam
doaj   +1 more source

Analysis of Centimeter and Millimeter-Wave Path Loss at Emergency Exit

open access: yesIEEE Access, 2023
The path loss model for indoor emergency stairs has yet to get enough attention in the literature. Large-scale (LS) path loss models for a stairwell in a 10-stair academic building are the focus of this investigation.
Md. Abdus Samad   +3 more
doaj   +1 more source

PERFORMANCE ANALYSIS OF 5G PATH LOSS MODELS FOR RURAL MACROCELL ENVIRONMENT

open access: yesInternational Islamic University Malaysia Engineering Journal, 2020
5G networks are expected to use the Millimeter Wave (mmWave) frequency band and this frequency provides wider bandwidth allowing a better quality of service to be offered to the users. However, the mmWave frequencies may lead to a higher path loss due to
Muhammad Akramuddin Mohd Nordin   +1 more
doaj   +1 more source

Propagation path loss prediction modelling in enclosed environments for 5G networks: A review

open access: yesHeliyon, 2022
Millimeter wave path loss modeling is essential for reliable system design and accurate link budget calculations. The motivation for this research is that channel modeling in 5G millimeter wave propagation in an indoor environment is a current research ...
Tolulope T. Oladimeji   +2 more
doaj   +1 more source

RIS-Aided Path Loss Model Evaluation in Real-Life Scenarios

open access: yesApplied Sciences
One of the most intensively developed areas of wireless telecommunications in recent years is the practical application of reconfigurable intelligent surfaces (RISs).
Paweł Hatka   +2 more
doaj   +1 more source

Analisis Prediksi Path Loss Teknologi Seluler 5G Pada Sel Micro Urban Wilayah Kota Bandung

open access: yesJurnal Elkomika, 2021
ABSTRAK Implementasi teknologi seluler 5G di Indonesia perlu dilakukan kajian dalam beberapa aspek. Analisis nilai path loss pada sistem seluler merupakan pendekatan dalam aspek large scale fading untuk menghitung cakupan layanan.
DWI ARYANTA
doaj   +1 more source

Advance path loss model for LoRaWAN coverage estimation

open access: yesTạp chí Khoa học và Công nghệ
This paper demonstrates that, using multiple data points around each gateway allows for the creation of accurate coverage heat maps by using a proposed LoRaWAN coverage estimation algorithm.
Van Lic Tran   +6 more
doaj   +1 more source

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