Patent ID: 7180457
Filing Date: 2007-02-20
Classification: H01Q

Abstract:
1. A radiator element comprising: a first air of notch radiator elements s aced a art from one another and disposed in a first plane, each of said notch radiator elements having a feed surface; a second pair of notch radiator elements spaced apart from one another and disposed in a second plane which is substantially orthogonal to the first plane in which the first pair of notch radiator elements is disposed, such that the first pair of notch radiator elements are disposed to receive RF signals having a first polarization and the second pair of notch radiator elements are disposed to receive RF signals having a second polarization which is orthogonal to the first polarization said first and second pairs of notch radiator elements being symmetrically disposed about a centerline defined by an intersection of the first and second planes and each of said notch radiator elements; and a balanced symmetrical feed including: