Results 61 to 70 of about 771,291 (252)

Design and Implementation of Novel H-Shaped Self-Diplexing SIW Rectangular Cavity-Backed Antenna with Harmonic Suppression for Terrestrial Communications

open access: yesInternational Journal of Antennas and Propagation
A novel and low profile, planar, rectangular cavity-backed self-diplexing substrate integrated waveguide (SIW) antenna with H-shaped slot for dual-band wireless services was designed and demonstrated. The proposed antenna structure radiates from H-shaped
Ravindiran Asaithambi, Rajkishor Kumar
doaj   +1 more source

Low-profile Slotted SIW Cavity Backed Antenna for Frequency Agility [PDF]

open access: yesRadioengineering, 2019
The agile frequency antennas are widely used for wireless communication systems. This paper studies and designs a low-profile SIW antenna radiating from a circular slot graved in the ground plane, with the ability of alternating the frequency.
F. Sboui, J. Machac, A. Gharsallah
doaj  

Cavity-Backed Dipole Antenna for Intelligent Lock Communication

open access: yesInternational Journal of Antennas and Propagation, 2013
This paper introduces a 20*40 mm2 planar folded L-shaped dipole antenna operated under surroundings of an iron cavity for intelligent lock communication.
Bo Yuan   +3 more
doaj   +1 more source

Analysis of double‐Xi‐shaped millimetre‐wave patch antenna backed by a high‐order‐mode cavity using characteristic mode design

open access: yesIET Microwaves, Antennas & Propagation, 2021
The authors propose an innovative double‐Xi‐shaped Chinese character artistic antenna backed by a high‐order‐mode cavity for 5G millimetre‐wave (mm‐wave) applications.
Botao Feng   +2 more
doaj   +1 more source

A microstrip-fed cavity-backed circularly polarized horn antenna

open access: yes, 2006
A 20 GHz 2 X 2 subarray radiator of microstrip-fed cavity-backed circularly polarized horn is presented. Since horn antennas incorporating waveguide types of circular polarizers have big size of radiator height, microstrip feeding and polarization is ...
Seong, NS, Park, SeongOok
core   +1 more source

Micromachined Double‐Membrane Mechanically Tunable Metamaterial for Thermal Infrared Filtering

open access: yesAdvanced Photonics Research, Volume 6, Issue 5, May 2025.
Herein, a mechanically tunable double‐layer plasmonic metamaterial leveraging the extraordinary optical transmission effect observed in subwavelength arrays of openings within thin metal layers is presented. The concept is experimentally validated by integrating the proposed metamaterial structure into an electrostatic parallel‐plate actuator to create
Oleg Bannik   +7 more
wiley   +1 more source

High gain wideband 60 GHz antenna based on patch structure with SIW feed and CSRR loading for quasi optical millimeter wave applications

open access: yesDiscover Applied Sciences
This paper presents a compact, high-gain, and wideband patch antenna designed for operation within the 60 GHz millimeter-wave band, where electromagnetic waves exhibit quasi-optical behavior.
Boubaker Kerboub   +4 more
doaj   +1 more source

Analysis and Design of Cavity-Backed Probe-Fed Hybrid Microstrip Antennas on FR4 Substrate

open access: yesInternational Journal of Antennas and Propagation, 2015
A novel cavity-backed probe-fed linearly polarized microstrip antenna based on the concept of hybrid radiators is proposed and implemented. The resulting flush-mounted antenna exhibits symmetrical bandwidth, low cross-polarization radiation in the H ...
D. C. Nascimento   +3 more
doaj   +1 more source

A Cavity-Backed Shorted Annular Patch (SAP) Array for Mid-Range V-Band Backhauling Applications

open access: yesIEEE Access, 2019
This paper presents a new improved gain array configuration well suited for mid-range V-band backhauling applications. The proposed solution is based on a cavity-backed shorted annular patch (SAP) antenna loaded with a parasitic patch element for gain ...
Emilio Arnieri   +2 more
doaj   +1 more source

Cavity Backed Antenna for Microwave Estimation of Grape Bunches in Vineyard

open access: yes, 2019
The design of a cavity backed dipole antenna is presented in this paper. The antenna is designed for a microwave sensor that is developed to perform automatic estimation of grape bunches in Vineyards.
Riding, Paul   +11 more
core   +1 more source

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