Ferrando Rocher, Miguel; Herranz Herruzo, José Ignacio; Valero-Nogueira, Alejandro; Bernardo Clemente, Bernardo; ZAMAN, ASHRAF UZ; Yang, Jian(Institute of Electrical and Electronics Engineers, 2019-07)
[EN] This paper describes an 8 x 8 fully metallic high-efficiency dual-polarized array antenna working at the Ka-band, based on the gap waveguide (GW) concept. The radiating element is a circular aperture backed by two ...
Ferrando-Rocher, Miguel; Herranz Herruzo, José Ignacio; Valero-Nogueira, Alejandro; Bernardo-Clemente, Bernardo(Institute of Electrical and Electronics Engineers, 2021-10)
[EN] This letter presents two slotted array antennas working in the Ka-band with switchable circular polarization capability. The first prototype is a series-fed slotted-waveguide linear array composed of ten T-shaped ...