Patent ID: 7978144

Claim:
A sector antenna comprising: a first printed circuit board for vertical polarized wave, the first printed circuit including a plurality of vertical polarized wave elements and a first feeder circuit connected to the plurality of vertical polarized wave elements; a second printed circuit board for horizontal polarized wave, the second printed circuit board being mounted with a plurality of horizontal polarized wave elements and including a second feeder circuit connected to the plurality of horizontal polarized wave elements; and a reflecting plate which includes a concave section extending to one direction, wherein a cutout portion is provided between the adjacent two vertical polarized wave elements of the first printed circuit board, the first printed circuit board and the second printed circuit board are arranged parallel so that the horizontal polarized wave elements are arranged at the cutout portions of the first printed circuit board, the plurality of vertical polarized wave elements and the plurality of horizontal polarized wave elements are arranged alternately in the one direction inside the concave section.