Results 11 to 20 of about 61,993 (309)

Circularly polarized U-Slot antenna [PDF]

open access: yesIEEE Transactions on Antennas and Propagation, 2007
Circularly polarized single-layer U-slot microstrip patch antenna has been proposed. The suggested asymmetrical U-slot can generate the two orthogonal modes for circular polarization without chamfering any corner of the probe-fed square patch microstrip ...
Tong, KF, Wong, TP
core   +3 more sources

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

Radiation from a Millimeter-Wave Rectangular Waveguide Slot Array Antenna Enclosed by a Von Karman Radome [PDF]

open access: yesJournal of the Korean Institute of Electromagnetic Engineering and Science, 2018
In this paper, electromagnetic radiation from a slot array antenna enclosed by a Von Karman radome is analyzed by using the ray tracing method and Huygens’s principle. We consider the rectangular slot array antenna and the Von Karman radome.
Jihyung Kim   +3 more
doaj   +1 more source

High Gain Slot Array Antenna at 110 GHz Based on Computer Numerical Control

open access: yesMicromachines, 2023
This paper presents a waveguide–slot antenna to generate a radiation beam with high gain fed by a low-loss feeding network at 110 GHz. The proposed antenna consists of a compact eight-way power divider and a waveguide–slot array.
Zhen Tan, Yun Zhao, Jiangqiao Ding
doaj   +1 more source

Multi-band antenna for different wireless applications [PDF]

open access: yes, 2009
A small multi-band compact antenna is presented. The antenna is designed on Roger RT/duroid 5880 with dielectric constant 2.2, multi-band operations is achieved by inserting a slot on the top patch. The antenna has wide impedance bandwidth at 1.2, 1.6, 2.
AbuTarboush, HF   +2 more
core   +1 more source

Broadband Koch Fractal Boundary Printed Slot Antenna for ISM Band Applications

open access: yesAdvanced Electromagnetics, 2018
A new broadband radiating slot antenna with fractal shape is modeled, fabricated and experimentally studied. The presented slot antenna is examined for first three iterations.
V. V. Reddy
doaj   +1 more source

Bandwidth Enhancement on Half-Mode Substrate Integrated Waveguide Antenna Using Cavity-Backed Triangular Slot

open access: yesInternational Journal of Antennas and Propagation, 2020
This paper proposes bandwidth enhancement of a cavity-backed slot antenna using a triangular slot on a half-mode substrate integrated waveguide structure antenna.
Dian Widi Astuti   +3 more
doaj   +1 more source

Desain U-slot Ganda untuk Meningkatkan Bandwidth Antena MIMO 5G Millimeter-wave

open access: yesJurnal Elkomika, 2020
ABSTRAK Pada penelitian ini dikembangkan rekayasa antena mikrostrip (MSA) dengan penambahan U-slot ganda untuk meningkatkan performansi bandwidth antena mikrostrip.
EFRI SANDI   +2 more
doaj   +1 more source

A Compact Broadband Circularly Polarized Wide-Slot Antenna With Axial Ratio Bandwidth Encompassing LTE 42 and LTE 43 Standards of 5G Mid-Band

open access: yesIEEE Access, 2023
This study presents a compact broadband wide-slot antenna with broadband left-hand circular polarization compatible with both LTE 42 and LTE 43 standards of 5G mid-band applications.
Falih M. Alnahwi   +6 more
doaj   +1 more source

Double U-slots patch antenna for tri-band wireless systems [PDF]

open access: yes, 2010
File shown is the pre-print version of the published paper, with the title "Connected u-slots pathch antenna for WiMAX applications"ABSTRACT: A compact microstrip patch antenna with two U-slots shape is presented.
AbuTarboush, H.F.   +7 more
core   +1 more source

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