Zobrazeno 1 - 10
of 354
pro vyhledávání: '"fractal antennas"'
Publikováno v:
IET Microwaves, Antennas & Propagation, Vol 18, Iss 10, Pp 731-747 (2024)
Abstract Ultra‐wideband (UWB) systems utilise a broad frequency spectrum to achieve high data transmission rates and enhanced precision, creating a demand for specialised UWB antennas. Circularly Polarised (CP) antennas are considered essential for
Externí odkaz:
https://doaj.org/article/99df74f9885448eea653500e58055532
Publikováno v:
IEEE Access, Vol 12, Pp 37493-37512 (2024)
This article presents an extensive examination of antennas rooted in nature and biology, showcasing their remarkable performance across a wide spectrum of frequencies—from microwave to terahertz. The limitations of traditional antenna design have b
Externí odkaz:
https://doaj.org/article/14d12057e9a04be5b18fe6bd42afd119
A CPW‐fed fractal monopole antenna with a reduced ground plane in frequency range of 500 MHz‐5.5 GHz
Autor:
Shima Amirinalloo, Zahra Atlasbaf
Publikováno v:
IET Microwaves, Antennas & Propagation, Vol 17, Iss 13, Pp 1006-1014 (2023)
Abstract In this article, the authors propose a super wide band CPW‐fed fractal monopole antenna suitable for phased array antennas with a shaped beam radiation pattern, operating in the frequency ranges below and above 1 GHz at the same time. The
Externí odkaz:
https://doaj.org/article/030080bfb2d548ceb9087112c04476dc
Publikováno v:
Applied Sciences, Vol 14, Iss 7, p 2843 (2024)
This paper provides an overview of fractal antennas and metasurfaces, exploring their design principles, performance, and applications. Fractal antennas, incorporating self-similar geometric shapes, offer several advantages, such as their multiband o
Externí odkaz:
https://doaj.org/article/b7c6825535104e5a875ea1a6421a8364
Autor:
Albert Sabban
Publikováno v:
Fractal and Fractional, Vol 8, Iss 2, p 100 (2024)
Future communication, 5G, medical, and IoT systems need compact, green, efficient wideband sensors, and antennas. Novel linear and dual-polarized antennas for 5G, 6G, medical devices, Internet of Things (IoT) systems, and healthcare monitoring sensor
Externí odkaz:
https://doaj.org/article/1c101849116444449203d11c7a96bf07
Akademický článek
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Autor:
Anna Miskiewicz, Marek Kitliński
Publikováno v:
Journal of Telecommunications and Information Technology, Iss 1 (2023)
A compact planar antenna for multisystem ap- plications has been designed and manufactured. A modified feeding method has been used to meet the requirements of modern telecommunications devices. It has been shown, that by adjusting the size of the ri
Externí odkaz:
https://doaj.org/article/ea59573fe02e48fbb9676a6f38a53bd1
Publikováno v:
Serbian Journal of Electrical Engineering, Vol 17, Iss 2, Pp 213-222 (2020)
This paper is a new comparative study via numerical calculations and experimental measurements of various designs of fractal antennas. The geometry of the antennas dual‐broadband (2.5/5.77 GHz and 2.4/6.18 GHz) for WLAN/ WiMAX applications is in
Externí odkaz:
https://doaj.org/article/587677810fcb40b585d3458e2dca7d9e
Autor:
A.A. Potapov
Publikováno v:
Физика волновых процессов и радиотехнические системы, Vol 22, Iss 4, Pp 82-85 (2019)
A review of the main scientific results on creation of new information technologies on the basis of textures, fractals, fractional operators and non-linear dynamic methods which were obtained by the author has been presented in this work. The researc
Externí odkaz:
https://doaj.org/article/f8baa3db103446ee8fe15fb15788872e
Akademický článek
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