Merello-Gimenez, José Manuel; Nova-Giménez, Vicente; Bachiller Martin, Maria Carmen; Sánchez-Marín, Juan Rafael; Belenguer Martínez, Ángel; Boria Esbert, Vicente Enrique(Institute of Electrical and Electronics Engineers, 2018)
[EN] This paper presents the practical realization of a power divider and a 90° hybrid directional coupler in an empty substrate-integrated coaxial line (ESICL) for C-band frequency applications. This new type of transmission ...