A radiator includes a waveguide having an aperture and a patch antenna disposed in the aperture. In one embodiment, an antenna includes an array of waveguide antenna elements, each element having a cavity, and an array of patch antenna elements including an upper patch element and a lower patch element...http://www.google.es/patents/US20030067410?utm_source=gb-gplus-sharePatente US20030067410 - Slot coupled, polarized, egg-crate radiator
Número de solicitud: 09/968,685 Número de publicación: US 2003/0067410 A1 Fecha de presentación: 1 Oct 2001 Patente emitida: US6624787 ( Fecha de emisión 23 Sep 2003)
