Results 51 to 60 of about 183 (99)

A Four Element mm-Wave MIMO Antenna System with Wide-Band and High Isolation Characteristics for 5G Applications. [PDF]

open access: yesMicromachines (Basel), 2023
Munir ME   +6 more
europepmc   +1 more source

Horn Antennas and Dual-Polarized Circuits in Substrate Integrated Waveguide (SIW) Technology [PDF]

open access: yes, 2014
The Substrate Integrated Waveguide (SIW) technology is a very promising candidate to provide widespread commercial solutions for modern communications systems.
Esquius Morote, Marc
core   +2 more sources

The East Sea Intermediate Water in the southwestern East Sea

open access: yes, 2003
A distinct layer of minimum salinity (SML) occurs in the UB, which is called the East Sea Intermediate Water by Kim and Chung (1984). This paper reviews studies on the ESIW in the UB, and describes preliminary results on the ESIW based on data obtained ...
장경일, 김윤배
core  

Disseny d'una transició compacta xde línia coaxial a línea buida integrada en sustrat

open access: yes
[ES] La guía vacías integradas en sustrato (ESIW) es una alternativa interesante para su uso en satélites de pequeñas dimensiones. Sus prestaciones están a medio camino entre las de las líneas planares y las guías de onda tridimensionales.
Rivero Miró, Laura
core  

Seasonal variation of the low salinity intermediate water in the south of subpolar front of the East/Japan Sea

open access: yes, 2008
Seasonal variation of the low salinity intermediate water (East Sea Intermediate Water, ESIW) in the south of subpolar front of the East/Japan Sea was studied by using historical oceanographic data observed by the Maizuru Marine Observatory (MMO) of ...
변상경   +7 more
core  

Orthomode transducer for dual polarized substrate integrated circuits and antennas

open access: yes, 2014
A complete dual polarized substrate integrated structure is presented. It comprises planar excitation schemes for both orthogonal TE10 and TE01 modes along with an orthomode transducer (OMT) to combine/split them.
Michael Mattes   +5 more
core   +1 more source

The intermediate and deep water formation in the Japan Sea

open access: yes, 1999
The intermediate and deep water formation process are studied by reproducing the past and present circulation numerically. The modeled past circulation shows that the bottom water formation takes place in the eastern Japan Basin, while the present state ...
Yoon, Jong-Hwan, Kawamura, Hideyuki
core  

Desarrollo de dispositivos pasivos de microondas fabricados mediante impresión 3D y metalización autocatalítica

open access: yes, 2020
[ES] Los problemas a los que se enfrentan los actuales sistemas de comunicación van en aumento, debido a la saturación del espectro electromagnético con canales cada vez más ruidosos y congestionados.
Ortega Vela, Jesús
core  

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