CPC H01Q 1/246 (2013.01) [H01Q 5/48 (2015.01); H01Q 3/36 (2013.01)] | 20 Claims |
1. A base station antenna, comprising:
a first array that includes a plurality of sub-arrays of first radiating elements, where each sub-array of first radiating elements is on a respective first feed board, the plurality of sub-arrays of first radiating elements arranged along a longitudinal direction of the base station antenna; and
a second array that includes a plurality of sub-arrays of second radiating elements, where each sub-array of second radiating elements is on a respective second feed board, the plurality of sub-arrays of second radiating elements arranged along the longitudinal direction of the base station antenna,
wherein a phase center of a first of the sub-arrays of first radiating elements is not aligned with respective phase centers of any of the sub-arrays of second radiating elements, and
wherein a phase center of a combination of a first of the sub-arrays of first radiating elements and a second of the sub-arrays of first radiating elements is aligned with a phase center of a combination of a first of the sub-arrays of second radiating elements and a second of the sub-arrays of second radiating elements.
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