Zobrazeno 1 - 10
of 1 311
pro vyhledávání: '"ultra-wide band (UWB)"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract Accurate indoor positioning is the key to the development of the Internet of Things and intelligent devices. In view of GPS-denied indoor environments, we propose to build the indoor local positioning system by using ultra-wide band (UWB) sy
Externí odkaz:
https://doaj.org/article/d62a2fe5d5fd4eae998b454a0e1080f3
Publikováno v:
IEEE Access, Vol 12, Pp 89818-89835 (2024)
Ultra-wide Band (UWB) technology has emerged as a pivotal tool for human motion detection, finding applications in diverse areas ranging from smart homes to automotive safety. This paper presents a comprehensive survey of methodologies employed in UW
Externí odkaz:
https://doaj.org/article/e8dba1e13e7f4b1488798cf88d88e341
Autor:
ZHANG Ziliang
Publikováno v:
Meikuang Anquan, Vol 54, Iss 8, Pp 228-233 (2023)
In view of the problems such as inaccurate real-time positioning, misreading, lost track and inability to count the number of passengers in the compartment at present, which are affected by faster vehicle speed and metal shielding in the compartment,
Externí odkaz:
https://doaj.org/article/811b5ea921394d39ab479a295e9b5db9
Autor:
Uğur Yalçın, Yağmur Barış
Publikováno v:
Uludağ University Journal of The Faculty of Engineering, Vol 28, Iss 2, Pp 597-612 (2023)
Belirlenen frekans aralığında yüzeye gelen elektromanyetik dalgaların iletim, yansıma veya soğurma özelliği göstermesini sağlayan periyodik yapılara frekans seçici yüzeyler (FSY) denir. Çalışmada üç farklı geometrik şekle sahip F
Externí odkaz:
https://doaj.org/article/7077552c8e7d486a9b5396d81edb38bc
A Compact Band-Notched UWB MIMO Antenna with Enhanced Isolation Using Comb Shaped Decoupling Element
Publikováno v:
Radioengineering, Vol 32, Iss 1, Pp 142-150 (2023)
A compact 37mm × 26 mm two element multiple-input-multiple-output (MIMO) antenna is presented for ultra wide band (UWB) system application with band notched characteristics. The proposed antenna comprises two semi trapezoidal shaped monopole radiati
Externí odkaz:
https://doaj.org/article/59604a99ffbc448fb1d3568a7bd066c7
Publikováno v:
Satellite Navigation, Vol 4, Iss 1, Pp 1-12 (2023)
Abstract To improve the accuracy of the Ultra-Wide Band (UWB) based quadrotor aircraft localization, a Finite Impulse Response (FIR) filter aided with an integration of the predictive model and Extreme Learning Machine (ELM) is proposed in this work.
Externí odkaz:
https://doaj.org/article/d2553720ee7e46e7a8a11e09eaac92a5
Akademický článek
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Akademický článek
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Autor:
Amit Patel, Arpan Desai, Issa Elfergani, Alpesh Vala, Hiren Mewada, Keyur Mahant, Sagar Patel, Chemseddine Zebiri, Jonathan Rodriguez, Esraa Ali
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 9, Pp 6645-6658 (2022)
This paper embodies the design and development of a compact Coplanar Waveguide (CPW) fed connected ground Multiple- Input-Multiple-Output (MIMO) antennas operating in the sub-millimeter-wave 5G New Radio (NR) n257/n258/n261 bands. The planar geometry
Externí odkaz:
https://doaj.org/article/a204f42e0de447419b72b4c2bf2cb475
Publikováno v:
Cogent Engineering, Vol 9, Iss 1 (2022)
Wi-Fi Received Signal Strength (RSS) fingerprinting-based Indoor Positioning System (IPS) is an economical technique due to its implementation from the existing Wi-Fi infrastructure. Nevertheless, it suffers limited positioning accuracy and in recent
Externí odkaz:
https://doaj.org/article/068a70728e2d4a7c8dd8ca97f0cbdbf0