Results 1 to 10 of about 132,315 (124)

Printed Monopole Antenna with Tree-Like Radiating Patch and Flower Vase-Shaped Modified Ground Plane Useful for Wideband Applications [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2022
A novel design for the planar monopole antenna presented in this article consists of a patch resembling a tree and a modified ground plane resembling a flower vase. The proposed antenna is planned, designed, and made by utilizing FR4 substrate.
Susmita Bala   +4 more
doaj   +1 more source

A Compact Planar Monopole UWB MIMO Antenna for Short-Range Indoor Applications

open access: yesSensors, 2023
A compact, four-element planar MIMO (Multiple Input, Multiple Output) antenna that operates in an ultra-wideband is presented for diversity application.
Shanmugam Kolangiammal   +2 more
doaj   +1 more source

Design and Performance Analysis of a Compact Planar MIMO Antenna for IoT Applications

open access: yesSensors, 2021
This article presents a quad-band multiple-input-multiple-output (MIMO) antenna for the Internet of Things (IoT) applications. The proposed antenna consists of four quarter-wavelength asymmetrical meandered radiators, microstrip feed lines, and modified ...
Saminathan Thiruvenkadam   +4 more
doaj   +1 more source

Quad-Port Multiservice Diversity Antenna for Automotive Applications

open access: yesSensors, 2021
A quad-element multiple-input-multiple-output (MIMO) antenna with ultra-wideband (UWB) performance is presented in this paper. The MIMO antenna consists of four orthogonally arranged microstrip line-fed hexagonal monopole radiators and a modified ground ...
Lekha Kannappan   +6 more
doaj   +1 more source

A Printed Reconfigurable Monopole Antenna Based on a Novel Metamaterial Structures for 5G Applications

open access: yesMicromachines, 2023
A novel antenna structure is constructed from cascading multi-stage metamaterial (MTM) unit cells-based printed monopole antenna for 5G mobile communication networks.
Saba T. Al-Hadeethi   +2 more
doaj   +1 more source

A Compact UWB Monopole Antenna with Triple Band Notches

open access: yesMicromachines, 2023
This article presents an ultra-wideband (UWB) monopole antenna with triple band notch characteristics. The proposed antenna consists of an octagonal patch, fed with a 50 Ω line, which occupies a compact size of 40 mm × 29 mm (0.36λ × 0.26λ, λ is computed
Han Lin   +3 more
doaj   +1 more source

Triple-Band Reconfigurable Low-Profile Monopolar Antenna With Independent Tunability

open access: yesIEEE Open Journal of Antennas and Propagation, 2020
This article proposes a reconfigurable low-profile monopolar antenna with triple-band independent tuning capability. The antenna is based on the concept of a center-fed patch with shortings to achieve omnidirectional radiation patterns.
Ken Paramayudha   +4 more
doaj   +1 more source

Design of Quad-Port MIMO/Diversity Antenna with Triple-Band Elimination Characteristics for Super-Wideband Applications

open access: yesSensors, 2020
A compact, low-profile, coplanar waveguide (CPW)-fed quad-port multiple-input−multiple-output (MIMO)/diversity antenna with triple band-notched (Wi-MAX, WLAN, and X-band) characteristics is proposed for super-wideband (SWB) applications.
Pawan Kumar   +2 more
doaj   +1 more source

L’Adriatique, golfe de Venise? Commerce, ports et relations à la fin du Moyen Âge

open access: yesAnales de la Universidad de Alicante. Historia Medieval, 2022
Aux xive et xve siècles, Venise, placée favorablement en Méditerranée, à proximité des grands fleuves et de cols alpins qui conduisent en Lombardie ou en Allemagne et en Flandre, tente d’imposer un monopole de navigation et de commerce à la mer ...
Jean-Claude Hocquet
doaj   +1 more source

Monopole Current Dynamics and Color Confinement [PDF]

open access: yes, 1997
Color confinement can be understood by the dual Higgs theory, where monopole condensation leads to the exclusion of the electric flux from the QCD vacuum.
't Hooft   +15 more
core   +2 more sources

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