| CPC H01Q 9/0464 (2013.01) [H01Q 9/045 (2013.01); H01Q 21/065 (2013.01)] | 20 Claims | 

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               1. An apparatus comprising: 
            a substrate; and 
                a plurality of antenna elements on the substrate and arranged according to an antenna configuration comprising: 
              a rectangular antenna patch, 
                  a first pair of circular antenna patches supporting a first angular polarization, wherein the circular antenna patches of the first pair are coupled to opposite corners of the rectangular antenna patch, and 
                  a second pair of circular antenna patches supporting a second angular polarization that is orthogonal to the first angular polarization, wherein the circular antenna patches of the second pair are coupled to opposite corners of the rectangular antenna patch, wherein each of the circular antenna patches of the first pair are positioned on corners adjacent to both of the circular antenna patches of the second pair. 
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