Results 21 to 30 of about 4,593 (266)

Investigation on material variants and fabrication methods for microstrip textile antennas: A review based on conventional and novel concepts of weaving, knitting and embroidery

open access: yesCogent Engineering, 2022
Wearable electronics sector is a fast-growing industry due to the rapid progress gained by developing textile-based conductive materials and conductive yarns.
Rameesh Lakshan Bulathsinghala
doaj   +1 more source

Characterization of dual‐polarized monostatic patch antennas for full‐duplex applications

open access: yesEngineering Reports, 2020
This paper presents the characterization of two different dual‐polarized monostatic (shared radiator) antennas. As an example, the design and implementation of two dual‐polarized 2.4 GHz patch antennas are presented in this paper for in‐band full‐duplex (
Haq Nawaz, Ahmad U. Niazi
doaj   +1 more source

MICROWAVE CAD FOR MINIATURIZED RECTANGULAR PATCH ANTENNAS WITH METAMATERIAL SUBSTRATES

open access: yesRadio Physics and Radio Astronomy, 2016
Purpose: Numerical experiments are made to design miniaturized microwave rectangular patch antennas with metamaterial substrates. Design/methodology/approach: The simulations for patch antennas with two different kinds of metamaterial substrates are ...
O. M. Rybin, S. M. Shulga
doaj   +1 more source

PATCH ANTENNA WITH RECONFIGURABLE POLARIZATION

open access: yesProgress In Electromagnetics Research C, 2009
A reconfigurable patch antenna consisting of a square patch with two cross-shaped diagonal slots is presented. The proposed design approach is based on the use of two pairs of switches in order to obtain both frequency and polarization reconfigurability.
MONTI, GIUSEPPINA   +2 more
openaire   +2 more sources

Design and Simulation of RFID Aperture Coupled Fractal Antennas

open access: yesInternational Journal of Engineering Business Management, 2012
Different fractal antennas based on aperture coupled feeding technique are studied, analysed and compared for size reduction, low profile, and good omini-dirctional pattern suitable for RFID applications.
Dhrgham. K. Naji   +2 more
doaj   +1 more source

Microstrip Patch Antenna

open access: yesInternational Journal for Research in Applied Science and Engineering Technology, 2022
Abstract: Performance parameters like return loss, voltage standing wave ratio, gain, and radiation pattern are calculated. Design frequency is 2.4 GHz, the copper-coated substrate material is RT Duroid 5880 having dielectric constant ε=2.2 and thickness is 1.6 mm. The feeding technique, employed in Microstrip patch Antenna is Microstrip 50 Ω feed line.
Pradeep Kumar   +2 more
openaire   +1 more source

Ku Band microstrip patch antenna

open access: yes2015 23nd Signal Processing and Communications Applications Conference (SIU), 2015
In this study, a microstrip antenna operating at 11.56 GHz is designed and simulation results are presented. The antenna air thickness is 5 mm and the gap between the antenna and ground is 2.5 mm. Cell size is regarded as 0.75 mm. The antenna was simulated in the frequency range of 5-15 GHz. S11, the input reflection coefficient parameter has the value
Çalışkan, Kaan   +4 more
openaire   +2 more sources

Composite GPS Patch Antenna for the AR Bandwidth Enhancement

open access: yesInternational Journal of Antennas and Propagation, 2016
A composite Global Positioning System (GPS) patch antenna with a quadrature 3 dB hybrid coupler was designed and implemented for working RHCP and had a broadband axial ratio (AR) bandwidth.
Minkil Park, Wonhee Lee, Taeho Son
doaj   +1 more source

Design of a Dual-Purpose Patch Antenna for Magnetic Resonance Imaging and Induced RF Heating for Small Animal Hyperthermia

open access: yesApplied Sciences, 2021
The popularity of patch antennas in magnetic resonance imaging (MRI) has reduced because of the large size required for patch antennae to resonate. Since the size of the patch antenna is associated with the wavelength and the wavelengths that are used in
Donghyuk Kim   +2 more
doaj   +1 more source

Antenna Characteristics Contributions to the Improvement of UWB Real-Time Locating Systems’ Reading Range and Multipath Mitigation

open access: yesIEEE Access, 2023
Indoor object localization and positioning is part of the space-awareness concept which has seen a rising popularity in recent Internet of Things (IoT) research and applications.
Amina Benouakta   +3 more
doaj   +1 more source

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