Results 31 to 40 of about 11,483 (315)

Design of 1x5 Planar Array Microstrip Antenna with Edge Weighting to Increase Gain [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2023
Research on improving the performance of microstrip antennas is continuously developing the following technology; this is due to its light dimensions, cheap and easy fabrication, and performance that is not inferior to other dimension antennas ...
Imelda Uli Vistalina Simanjuntak   +3 more
doaj   +1 more source

Single and Double Layer Planar Multiband PIFAs [PDF]

open access: yes, 2006
A compact multiband planar inverted-F antenna (PIFA) suitable for distributed radio-over-fiber repeater networks is modified into a planar structure. It is shown that the planar antenna performance is not degraded with respect to the original PIFA and ...
Sobhy, Mohammed   +3 more
core   +1 more source

Bandwidth Enlargement of Planar EBG Antennas [PDF]

open access: yes2007 Loughborough Antennas and Propagation Conference, 2007
A new structure based on a combination of two PRS (Partially Reflective Surface) is introduced and studied analytically to improve the bandwidth of the FP and EBG antennas. The original procedure developed here leads to a design method for broadening the bandwidth of planar EBG antennas.
Vu, Thai Hung   +3 more
openaire   +2 more sources

Three-Mode Vortex Wave Generator with Double-Layer Patch Antennas

open access: yesInternational Journal of Antennas and Propagation, 2019
With the development of Multiple-Input Multiple-Output technologies, researches on radio vortex wave with orbital angular momentum have become active. At the same time, generators of miniaturized planar antennas have become very interesting.
Jun Hu   +4 more
doaj   +1 more source

Antenna Designs for CubeSats: A Review

open access: yesIEEE Access, 2021
Cube Satellites, aka CubeSats, are a class of nano satellites that have gained popularity recently, especially for those that consider CubeSats as an emerging alternative to conventional satellites for space programs.
Suhila Abulgasem   +5 more
doaj   +1 more source

Double Loop Inductive Feed Patch Antenna Design for Antimetal UHF RFID Tag

open access: yesInternational Journal of Antennas and Propagation, 2019
Planar UHF RFID antimetal tag can be widely used for the metallic products or packages with metal material inside. A double loop inductive feed planar patch antenna is proposed for UHF RFID tag mounted on metallic objects.
Lingfei Mo, Chenyang Li
doaj   +1 more source

Design of planar inverted-F antennas (PIFA) for multiband wireless applications

open access: yes, 2009
A small three bands printed inverted-F antenna with independently controlling the resonant frequency is presented. The proposed antenna consists of two arms supported by shorting walls fed by 50 Ω microstrip transmission line and a ground plane.
AbuTarboush, HF   +11 more
core   +1 more source

An Ultra-Wideband Ridged Biconical Multibeam Antenna

open access: yesIEEE Access, 2023
This paper presents an ultra-wideband multibeam antenna with eight radiating elements that are connected to the central cylindrical part. Each radiating element consists of a TEM horn fed by a coaxial to ridged planar waveguide transition. The connection
Mahdi Zoghi   +2 more
doaj   +1 more source

Substrate-Integrated Folded Waveguide Slot Antenna [PDF]

open access: yes, 2005
In recent years a number of researchers have proposed novel techniques for fabricating rectangular waveguide using microwave integrated circuit techniques.
Sanz-Izquierdo, Benito   +4 more
core   +1 more source

A compact multiband planar antenna using modified L-shape resonator slots

open access: yesHeliyon, 2020
A multiband planar antenna designed and proposed with resonator slots is presented. The proposed antenna consists of a planar hexagonal patch composed of two pairs of resonator slots.
Indu Jiji Rajmohan, Mousa I. Hussein
doaj   +1 more source

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