Results 11 to 20 of about 102,740 (338)

Peningkatan Bandwidth dan Gain Antena Mikrostrip Leaky Wave dengan Multi Slot untuk Aplikasi WLAN

open access: yesJurnal Elkomika, 2022
ABSTRAK Penelitian ini menggunakan antena microstrip leaky wave dengan menambahkan dua slot, yaitu E-slot dan U-slot ganda atau multislot pada frekuensi 6 GHz (5,925 GHz-6,425 GHz) untuk aplikasi WLAN.
MUHAMAD WAHYU IQBAL   +2 more
doaj   +1 more source

Directivity enhancement and characteristics of space‐wave, leaky‐wave and creeping‐waves for an impedance cylinder coated with dielectric

open access: yesIET Microwaves, Antennas & Propagation, 2021
The dielectric‐coated impedance cylinder configuration is investigated thoroughly with respect to the space‐wave, leaky‐wave and creeping‐wave excitations for all source polarizations.
Mahesh Singh   +2 more
doaj   +1 more source

H-Plane-Scanning Multibeam Leaky-Wave Antenna for Wide-Angular-Range AoA Estimation at mm-wave

open access: yesEuropean Conference on Antennas and Propagation, 2023
A fully-metallic periodic leaky-wave antenna wellsuited for angle-of-arrival estimation with a reduced frequency bandwidth is presented. The design is based on a leaky rectangular waveguide loaded with corrugations and periodically modulated by ...
J. Sarrazin, G. Valério
semanticscholar   +1 more source

Design of leaky-wave antennas with transverse slots for end-fire radiation with optimized radiation efficiency [PDF]

open access: yesAdvances in Radio Science, 2019
A substrate integrated waveguide (SIW) with transverse slots on the top plane can be used to design an effective leaky-wave antenna with good frequency beam-scanning and platform integration capability.
T. Vaupel, C. Löcker
doaj   +1 more source

Investigation of the Leaky-Wave Characteristics of a Cylindrical Dielectric Rod Using the Coefficient Matrix of the System of Characteristic Equations and Davidenko’s Method [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2021
An open dielectric waveguide includes both guided propagating modes within the waveguide and radiating and evanescent modes that propagate transversely outside the waveguide.
Ersoy Kelebekler
doaj   +1 more source

SIW Leaky Wave Antenna for THz Applications

open access: yesElectronics, 2023
This paper proposes a new design of leaky wave antenna (LWA) based on substrate integrated waveguide (SIW) technology for THz applications. The suggested LWA structure has a combination of longitudinal and transverse slots and makes a 10-element linear ...
V. Arya   +2 more
semanticscholar   +1 more source

Slotted Waveguide Circularly Polarized Leaky Wave Antenna With Improved Efficiency at W-Band

open access: yesIEEE Access, 2023
This article presents a high-efficiency circularly polarized slotted waveguide leaky wave antenna for the W band frequency range. The wall thickness of the slotted waveguide leaky wave antenna containing the radiating slots is tuned to optimize the ...
Shilpi Singh   +2 more
doaj   +1 more source

Voltage controlled duplexer-integrated leaky-wave antenna using Magnet-less Non-reciprocal Metamaterial (MNM)

open access: yesJournal of Electrical Systems and Information Technology, 2017
A novel voltage controlled duplexer-integrated leaky-wave antenna, consisting of an array of traveling-wave resonant particle by metal ring resonator with variable capacitance and uni-lateral component is proposed, analysed, and measured.
Yuhi Yokohama, Toshiro Kodera
doaj   +1 more source

Novel Selected Modes on the Conductor - Backed Slotline [PDF]

open access: yes, 2002
This paper presents a detailed full-wave analysis of the conductor-backed slotline. The occurrence of an even dominant mode is revealed. This mode may propagate alone from dc up to the frequency at which the first leaky mode sets up.
Macháč, Jan   +2 more
core   +1 more source

Space Leakage of Power from the Slotline [PDF]

open access: yes, 2001
In this paper we present the comprehensive dispersion characteristics of the slotline on thin and low permittivity substrate with a wide slotwidth comprising the bound and space leaky waves with even and odd electric field symmetry.
Lorenz, Petr   +2 more
core   +1 more source

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