Results 21 to 30 of about 183 (99)

Folded Empty Substrate Integrated Waveguide With a Robust Transition to Grounded Coplanar Waveguide in the Ku Band

open access: yesIEEE Access, 2021
The benefits of empty substrate integrated waveguide (ESIW) are already well-known and contrasted in the literature. Different variations of transitions are available to maximize the power injection in that structure.
Marcos D. Fernandez   +3 more
doaj   +1 more source

Long-Term Variability of the East Sea Intermediate Water Thickness: Regime Shift of Intermediate Layer in the Mid-1990s

open access: yesFrontiers in Marine Science, 2022
The shipboard measurements over approximately 55 years in the southwestern part of the East Sea (Sea of Japan) demonstrate a remarkable basin-wide, interannual-interdecadal variability in the temperature-based thickness of the East Sea Intermediate Water
JongJin Park
doaj   +1 more source

Tidally Driven Mixing “Hot Spot” at the Entrance of the Japan/East Sea

open access: yesGeophysical Research Letters, Volume 49, Issue 18, 28 September 2022., 2022
Abstract Mixing at the southwestern boundary of the Ulleung Basin (UB) in the Japan/East Sea was examined using combined ship‐based, moored, and quasi‐autonomous observations. These observations revealed strong tidal currents, high‐frequency internal wave packets, and energetic turbulence over the sill connecting the Korea/Tsushima Strait and the UB ...
Hemantha W. Wijesekera   +9 more
wiley   +1 more source

Novel High-Q Partially Air-Filled Pedestal Resonator and Filter Integrated in a Printed Circuit Board (PCB)

open access: yesIEEE Access, 2022
In this paper, a resonator and second order filter are fabricated using a novel technological process based on micromachining and thermo-diffusion. The use of this innovative process opens the way to the design of RF components relying on partially air ...
Leanne Johnson   +6 more
doaj   +1 more source

Simple and Easily Connectable Transition from Empty Substrate-Integrated Waveguide to a 3D Printed Rectangular Waveguide

open access: yesApplied Sciences, 2023
3D printing is one of the most promising manufacturing methods in the most developed technological fields, including microwave hardware fabrication. On the other hand, the well-known manufacturing methods of planar substrate integrated circuits allow ...
Darío Herraiz   +5 more
doaj   +1 more source

Highly Compact Through-Wire Microstrip to Empty Substrate Integrated Coaxial Line Transition

open access: yesApplied Sciences, 2021
Empty substrate integrated coaxial line (ESICL) technology preserves the many advantages of the substrate integrated technology waveguides, such as low cost, low profile, or integration in a printed circuit board (PCB); in addition, ESICL is non ...
Marcos D. Fernandez   +2 more
doaj   +1 more source

DataSheet_1_Long-Term Variability of the East Sea Intermediate Water Thickness: Regime Shift of Intermediate Layer in the Mid-1990s.docx

open access: yes, 2022
The shipboard measurements over approximately 55 years in the southwestern part of the East Sea (Sea of Japan) demonstrate a remarkable basin-wide, interannual-interdecadal variability in the temperature-based thickness of the East Sea Intermediate Water
JongJin Park (1913371)
core   +1 more source

Multilevel transition in empty substrate integrated waveguide [PDF]

open access: yes, 2016
This paper is a postprint of a paper submitted to and accepted for publication in Electronics Letters and is subject to Institution of Engineering and Technology Copyright.
Belenguer Martínez, Ángel   +4 more
core   +1 more source

Thermal Stability Analysis of Filters in Substrate Integrated Technologies Under Atmospheric Pressure and Vacuum Conditions

open access: yesIEEE Access, 2020
Substrate Integrated (SI) technologies, either completely or partially filled with dielectric, as well as completely empty (i.e. without any dielectric material), have been object of intense research in the last years.
Vicente Nova   +7 more
doaj   +1 more source

Transition from Microstrip Line to Ridge Empty Substrate Integrated Waveguide Based on the Equations of the Superellipse [PDF]

open access: yes, 2020
In recent years, multiple technologies have been proposed with the aim of combining the characteristics of traditional planar and non-planar transmission lines. The first and most popular of these technologies is the Substrate Integrated Waveguide (SIW),
Angel Belenguer   +12 more
core   +1 more source

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