Results 1 to 10 of about 21,050 (313)

Investigation of printed slot antennas based on Euclidean geometries [PDF]

open access: yesScientific Reports, 2021
Euclidean and fractal terms are mathematically and physically important terms in antenna design, but rarely reported studies had discussed these terms together in antenna design in their texts.
Yaqeen S. Mezaal
doaj   +2 more sources

Wearable K Band Sensors for Telemonitoring and Telehealth and Telemedicine Systems [PDF]

open access: yesSensors
Novel K band wearable sensors and antennas for Telemonitoring, Telehealth and Telemedicine Systems, Internet of Things (IoT) systems, and communication sensors are discussed in this paper.
Albert Sabban
doaj   +2 more sources

Enhanced terahertz magneto-plasmonic effect enabled by epsilon-near-zero iron slot antennas [PDF]

open access: yesNanophotonics
Terahertz magneto-plasmonics plays a crucial role in platforms for isolation and sensing applications, operating at terahertz frequencies. In spite of recent efforts to enhance magneto-optic effects using metasurfaces, the mechanism for optimizing these ...
Lee Hyoung-Taek   +5 more
doaj   +2 more sources

Transverse slot antennas for high field MRI. [PDF]

open access: hybridMagn Reson Med, 2018
Alon L   +6 more
europepmc   +3 more sources

Design of on‐chip antennas for THz detector and source in CMOS (Invited paper)

open access: yesIET Microwaves, Antennas & Propagation, 2023
Different on‐chip antennas in Complementary Metal‐Oxide‐Semiconductor (CMOS) technology for THz detector and source are proposed. Firstly, the size of these antennas is estimated with an equivalent CMOS substrate model.
Lei‐Jun Xu, Xin‐Ke Zhao, Xue Bai
doaj   +1 more source

Development of exact mathematic models for planar slotted traveling wave antennas using the dyadic Green function and their experiment foundation

open access: yesФизика волновых процессов и радиотехнические системы, 2021
Exact mathematic models were developed for traveling wave antennas with a constant slot width based on the dyadic Green function, taking into account both the main and cross-polarization components of the field in the far radiation zone.
Eugeniy I. Nefyodov   +3 more
doaj   +1 more source

Design of Integrated Duplexing and Multi-Band Filtering Slot Antennas

open access: yesIEEE Access, 2020
In this paper, a duplexing antenna and two multi-band filtering antennas using resonator loaded slot are presented. The loaded slot can be flexibly designed as a dual-band or a tri-band antenna by changing the number of the loaded resonator.
Ya Xie, Fu-Chang Chen, Jian-Feng Qian
doaj   +1 more source

Highly Efficient Circularly Polarized Radial Line Slot Array Antenna Using Non-Uniform Slot Density for 5G Communication System

open access: yesIEEE Access, 2023
Radial Line Slot Array (RLSA) antennas have appealing features including high gain and high efficiency combined with a low profile. Especially by highlighting their structural simplicity, RLSA antennas can be good competitors to reflector antennas if the
Onur Cumurcu   +2 more
doaj   +1 more source

Multifunctional slot antennas

open access: yesJournal of Physics: Conference Series, 2020
Abstract A variant of a broadband antenna is proposed, which can combine up to four antennas with different polarizations and operating frequencies in one design. The antenna is formed in the shape of an annular slot (annular magnetic current) excited at four points through a quarter of the slot perimeter.
Yu I Buyanov   +2 more
openaire   +1 more source

A Series of Frequency Shift Antennas Based on Shape Blending

open access: yesInternational Journal of Antennas and Propagation, 2021
In this paper, an automatic antenna design method based on the shape blending algorithm is proposed. The algorithm is used to construct the shape of the wide slot of a CPW-fed antenna.
Aiting Wu   +3 more
doaj   +1 more source

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