Results 41 to 50 of about 320,379 (193)

Printed Quasi-Yagi Antennas Using Double Dipoles and Stub-Loaded Technique for Multi-Band and Broadband Applications

open access: yesIEEE Access, 2018
Double dipoles on a single-layer substrate are utilized to construct a triple-mode printed quasi-Yagi antenna for the multi-band and broadband antenna applications.
Kai Da Xu   +3 more
doaj   +1 more source

A low‐profile planar end‐fire broadband antenna with wide beamwidth

open access: yesIET Microwaves, Antennas & Propagation, 2023
A low‐profile planar end‐fire broadband antenna with wide beamwidth is presented. The proposed antenna consists of a grounded coplanar waveguide (GCPW), an antipodal dipole, and a pair of directors.
Hui Xue   +4 more
doaj   +1 more source

Broadband THz Corrugated Bull’s Eye Antennas

open access: yesIEEE Access, 2021
A 3-dB gain and input impedance bandwidth enhancement technique for THz periodically corrugated metallic antennas, also known as Bull’s Eye antennas, is presented. A novel design that exploits the depth qualities of the corrugations is introduced,
Despoina Kampouridou   +1 more
doaj   +1 more source

Properties and technical applications of antenna arrays focused on a broadband signal

open access: yesФизика волновых процессов и радиотехнические системы
Background. Currently, antenna arrays focused in the near-radiated field zone are being actively studied. The basic properties and characteristics of focused antenna systems using narrowband signals are known.
Denis A. Vedenkin, Yuri E. Sedelnikov
doaj   +1 more source

Broadband Circularly Polarized Filtering Antennas

open access: yesIEEE Access, 2018
This paper consists of two parts. The first part presents a review of the recent development in broadband circularly polarized filtering antennas. The second part presents a novel design of broadband integrated filtering antenna based on eighth-mode SIW (
Yazhou Dong   +10 more
doaj   +1 more source

Study and miniaturisation of antennas for ultra wideband communication systems [PDF]

open access: yes, 2009
PhDWireless communications have been growing with an astonishing rate over the past few years and wireless terminals for future applications are required to provide diverse services.
Guo, Lu
core   +3 more sources

Design of bandwidth enhancement circular polarisation microstrip antenna loaded with sunflower‐shaped metasurface

open access: yesIET Microwaves, Antennas & Propagation
A circular polarised (CP) microstrip antenna loaded with sunflower‐shaped metasurface (SSM) to enhance the bandwidth using characteristic mode analysis is proposed in this communication.
Xiumei Shen   +3 more
doaj   +1 more source

Compact broadband stacked microstrip antennas

open access: yes, 2006
Various stacked broadband microstrip antennas using compact variations of the rectangular microstrip antenna, such as C-shaped, H-shaped, square-ring and S-shaped antennas, are proposed.
KUMAR, G, DESHMUKH, AA
core   +1 more source

Compact broadband high‐gain dielectric rod antenna with air–dielectric hybrid design for millimetre‐wave applications

open access: yesIET Microwaves, Antennas & Propagation
This paper presents a compact, broadband, high‐gain dielectric rod antenna. By utilising an air–dielectric hybrid method for designing the radiating and matching sections, gradual variations in the average equivalent permittivity along the rod are ...
Yuwei Zhang   +4 more
doaj   +1 more source

Design of Broadband Aperture-Coupled Microstrip Antenna Arrays With Differential Feeding

open access: yesIEEE Access
This paper proposes the design of broadband microstrip antennas fed by differential microstrip lines. The designed broadband antennas are composed of two capacitively coupled rectangular stacked patches excited through a dog-bone shaped aperture by short-
Ignacio M. Delgado-Lozano   +4 more
doaj   +1 more source

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