Results 11 to 20 of about 12,728 (207)

Substrate-integrated folded waveguide slot antenna [PDF]

open access: yesIWAT 2005. IEEE International Workshop on Antenna Technology: Small Antennas and Novel Metamaterials, 2005., 2005
In recent years a number of researchers have proposed novel techniques for fabricating rectangular waveguide using\ud microwave integrated circuit techniques. These so-called substrate integrated guides have been fabricated using\ud multilayer LTCC, multi- and single-layer microwave laminates and photoimageable thick films.
Sanz-Izquierdo, Benito   +4 more
openaire   +3 more sources

LOSS REDUCTION IN SUBSTRATE INTEGRATED WAVEGUIDE STRUCTURES [PDF]

open access: yesProgress In Electromagnetics Research C, 2014
A method for decreasing the loss in substrate integrated waveguide (SIW) structures is introduced. In this method, the dielectric substrate is partially removed. Accordingly, dielectric loss reduction has been explicated analytically. Its equivalence to the rectangular waveguide of solid walls which is partially fllled with dielectric has been ...
Mohammadi, Pejman, Demir, Şimşek
openaire   +4 more sources

Longitudinal Shunt Slot Excitation by Wiggly Ridge Substrate Integrated Waveguide [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2014
Application of a substrate integrated waveguide with wiggly ridge shape is presented for excitation longitudinal shunt slot antenna. Two main design equations for design substrate integrated waveguide structure and get parameters of structures, for ...
Mehdi Salemi   +2 more
doaj   +1 more source

Substrate integrated waveguide and gap

open access: yes, 2016
Study of Substrate Integrated Waveguide and Gap Waveguide technologies used to obtain a low losses distribution network for a low profile antenna in Ka band in order to provide Internet connection in commercial aircrafts through satellite link. A transmission losses comparison is presented in function of the relative dielectric constant and the loss ...
Tamayo Domínguez, Adrián   +2 more
openaire   +2 more sources

Broadband Right-Angle Rectangular Waveguide to Substrate Integrated Waveguide Transition with Distributed Impedance Matching Network

open access: yesApplied Sciences, 2019
A broadband right-angle rectangular waveguide to substrate integrated waveguide transition for hybrid RWG-SIW (rectangular waveguide–substrate integrated waveguide) feeding networks is presented.
Roberto Vincenti Gatti   +2 more
doaj   +1 more source

Substrate Integrated Waveguide Based Magneto-Electric Antenna for 5G [PDF]

open access: yesERU Research Journal, 2023
This paper introduces a wideband magneto-electric (ME) antenna with radiation characteristics for 5G communications. The antenna consists of two horizontal patches as an electric dipole printed on a silicon oxide substrate arranged horizontally and five ...
Mohamed Asal   +3 more
doaj   +1 more source

Millimeter Wave Substrate Integrated Waveguide Antennas: Design and Fabrication Analysis [PDF]

open access: yes, 2009
The paper presents a new concept in antenna design, whereby a photo-imageable thick-film process is used to integrate a waveguide antenna within a multilayer structure. This has yielded a very compact, high performance antenna working at high millimeter-
Izqueirdo, B   +9 more
core   +1 more source

300-GHz Microstrip-to-Waveguide Transition on a Polyimide Substrate Integrated with an LTCC Substrate Integrated Waveguide

open access: yesIEICE Transactions on Electronics, 2015
A 300-GHz hetero-generous package solution with a combination of a polyimide microstrip-to-waveguide transition on low-temperature co-fired ceramic (LTCC) is presented. To assemble three parts-a metal back-short, polyimide transition, and LTCC substrate integrated waveguide (SIW)-a ridged microstructure beside the microstrip probe was implemented to ...
Takuro Tajima, Ho-Jin Song, Makoto Yaita
openaire   +2 more sources

Analysis of Loaded Substrate Integrated Waveguides and Attenuators [PDF]

open access: yes, 2013
This letter provides an approximate analysis of a slotted substrate integrated waveguide with periodic loading elements using the transverse resonance technique.
Xu, Ruo Feng   +2 more
core   +1 more source

Mechanical Tuning of Substrate Integrated Waveguide Resonators [PDF]

open access: yesIEEE Microwave and Wireless Components Letters, 2012
This letter presents a novel approach for providing substrate-integrated waveguide tunable resonators by means of placing an additional metalized via-hole on the waveguide cavity. The via-hole contains an open-loop slot on the top metallic wall. The dimensions, position and orientation of the open-loop slot defines the tuning range. Fabrication of some
Mira, Fermín   +2 more
openaire   +5 more sources

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