Results 11 to 20 of about 544,807 (305)

Corrugated horn antenna with perforated dielectric lens for radar-based level sensing in high-temperature, high-pressure environments [PDF]

open access: yesScientific Reports
This study proposes a perforated dielectric lens integrated with a corrugated horn antenna specifically designed for radar-based level sensor applicable in high-temperature and high-pressure environments. The proposed horn lens antenna operates at 60 GHz,
DoHeung Yu   +6 more
doaj   +2 more sources

Wideband microstrip patch antenna design for breast cancer tumour detection [PDF]

open access: yes, 2007
A patch antenna is presented which has been designed to radiate into human breast tissue. The antenna is shown by means of simulation and practical measurement to possess a wide input bandwidth, stable radiation patterns and a good front-to-back ratio ...
A. Preece   +11 more
core   +5 more sources

Size reduction of a conical horn antenna loaded by multi‐layer metamaterial lens

open access: yesIET Microwaves, Antennas & Propagation, 2022
In this paper, a conical horn antenna in the presence of a metamaterial lens in the X‐band is introduced and fabricated. The annular metamaterial lens is located at the aperture of a shortened horn antenna, whose length is half the length of the ...
Atefeh Sedaghat, Farzad Mohajeri
doaj   +1 more source

Transforming Linear to Circular Polarization on Horn Antennas by Using Multiple-Layer Frequency Selective Surfaces

open access: yesSensors, 2022
This article presents a technique for transforming the polarization of a pyramidal horn antenna by adding multiple layers of frequency-selective surfaces in front of the aperture, in order to rotate the direction of the electric field.
Adelaida Heiman, Razvan D. Tamas
doaj   +1 more source

The Impact of Slow-Wave modes on the Radiation Performance of a Corrugated Horn Antenna [PDF]

open access: yes, 2009
Corrugated horn antennas offer many advantages compared with other waveguide radiators. A major disadvantage which is inherent with the design of a corrugated horn is the fact that slow-wave modes may exist within the horn antenna.
Fürholz, Philipp, Murk, Axel
core   +2 more sources

Analysis of Horn Antennas in Receiving Mode as an EM Field Sensor

open access: yesInternational Journal of Antennas and Propagation, 2012
Electromagnetic (EM) field measurement uses antenna in receiving mode as EM field sensor (EMFS). FDTD technique is applied to analyze the horn antenna in this mode.
Maifuz Ali, Seong-Ook Park
doaj   +1 more source

Modeling the Temperature Field of the Microwave Heating Asphalt Mixture with the Utilization of a Mathematical Model

open access: yesApplied Bionics and Biomechanics, 2022
Microwave heating asphalt mixture is an auspicious method since it requires a minimum level of outside intervention. It has been a recent method with some certain advantages over conventional ones.
Yifei Zhang, Qingxian Wang, Bofu Guo
doaj   +1 more source

Novel Planar Horn Antenna for 75/85 GHz Experimental Wireless Link [PDF]

open access: yesRadioengineering, 2015
In the paper, we describe a novel H-plane horn antenna for an experi¬mental wireless link operating in frequency bands 71 to 76 GHz and 81 to 86 GHz.
J. Puskely   +5 more
doaj  

Implementation of a Lightweight and Portable Horn Antenna Using 3-D Printing Technology

open access: yesJournal of Advanced Research in Natural and Applied Sciences, 2022
In this study, a horn antenna operating at 5.8GHz centre frequency, which is an ISM operating frequency, is de-signed and manufactured. The novelty of the antenna is that it is produced using a 3D printer with a conductive filament containing carbon ...
Serhan Yamaçlı
doaj   +1 more source

Circular Split Ring Resonator (C-SRR) Array Integrated Frequency-Notched Horn-Filtenna With Wide and Strong Rejection Band

open access: yesIEEE Access, 2021
Linear-array of circular split ring resonators (C-SRR) integrated wideband notched filtering horn antenna with very strong rejection-band is proposed in this article.
Sandip Sankar Roy   +3 more
doaj   +1 more source

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