Results 21 to 30 of about 45,867 (289)

Novel compact substrate integrated waveguide resonators at 60 GHz for LCP [PDF]

open access: yes, 2008
In this paper a new approach to design of compact substrate integrated resonators is presented. LCP substrate integrated waveguide is loaded by array of multilayer metallic plates situated inside the substrate.
Budimir, D.   +5 more
core   +1 more source

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  

Waveguide coupling gratings for high-sensitivity biochemical sensors [PDF]

open access: yes, 1997
Grating coupling is now currently used in evanescent-wave biochemical sensors as a waveguide coupling element or as the sensing element. In most coupling cases of practical interest, the Rayleigh-Fourier method is valid, and leads to physically ...
Lyndin, N.M.   +3 more
core   +7 more sources

Bandwidth enhancement for QMSIW antenna by using dual cavity and triangle slot [PDF]

open access: yesInternational Journal of Electronics and Telecommunications
The miniaturization of substrate-integrated waveguide (SIW) antenna suffers from the narrow impedance bandwidth. It occurs on the quarter mode substrate integrated waveguide (QMSIW) antenna that has 75% miniaturization of the full mode SIW. This research
Dian Widi Astuti   +7 more
doaj   +1 more source

Ion-Exchanged Glass Waveguide Technology: A Review [PDF]

open access: yes, 2011
We review the history and current status of ion exchanged glass waveguide technology. The background of ion exchange in glass and key developments in the first years of research are briefly described.
Honkanen, Seppo   +2 more
core   +2 more sources

Tunable Microwave Bandpass Filters With Complementary Split Ring Resonator and Liquid Crystal Materials

open access: yesIEEE Access, 2019
In this paper, a novel planar waveguide filter based on liquid crystal materials is devised, and a half-mode corrugated substrate integrated waveguide (HMCSIW) tunable bandpass filter with complementary split ring resonator (CSRR) structure is proposed ...
Di Jiang   +4 more
doaj   +1 more source

InGaAs PIN photodetectors integrated on silicon-on-insulator waveguides [PDF]

open access: yes, 2010
InGaAs PIN photodetectors heterogeneously integrated on silicon-on-insulator waveguides are fabricated and characterized. Efficient evanescent coupling between silicon-on-insulator waveguides and InGaAs photodetectors is achieved.
Brouckaert, Joost   +4 more
core   +1 more source

The Art of Substrate-Integrated-Waveguide Power Dividers

open access: yesIEEE Access, 2023
Substrate-integrated-waveguide (SIW) technology can eliminate the limitations associated with conventional rectangular waveguides, i.e., bulky structures and production complexity at higher frequencies.
Farah Bilawal   +3 more
doaj   +1 more source

Chirped gratings in integrated optics [PDF]

open access: yes, 1977
Gratings with variable periods (chirped gratings) have been fabricated by recording the interference pattern of a collimated laser beam with a converging beam generated by a cylindrical lens.
Katzir, A.   +3 more
core   +1 more source

Substrate integrated waveguide based class‐F power amplifier

open access: yesElectronics Letters, 2022
This work outlines the design, implementation, and experimental results of a Class‐F power amplifier (PA) with a novel output matching topology by utilizing substrate integrated waveguide (SIW).
Fei Yang   +5 more
doaj   +1 more source

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