CPC H01Q 9/065 (2013.01) [H01Q 1/523 (2013.01); H01Q 5/45 (2015.01); H01Q 5/48 (2015.01); H01Q 19/18 (2013.01); H01Q 21/24 (2013.01)] | 18 Claims |
1. An antenna element, comprising:
a substrate, wherein the substrate has a ground plate;
a vertically polarized dipole antenna, wherein the vertically polarized dipole antenna comprises a first antenna branch and a second antenna branch, and the first antenna branch and the second antenna branch are disposed in the substrate at an interval;
a reflector, wherein the reflector comprises several reflection pillars, and the several reflection pillars are arranged in the substrate at intervals along a parabola; and
a first feeding structure, wherein the first antenna branch and the second antenna branch are electrically connected to the ground plate via the first feeding structure, wherein
the first antenna branch and the second antenna branch are both disposed on a focus side of the parabola;
wherein the substrate comprises N dielectric plates, and N is greater than or equal to 3;
the first antenna branch and the second antenna branch are respectively disposed in two non-adjacent dielectric plates, and the first antenna branch and the second antenna branch respectively penetrate corresponding dielectric plates; and
the several reflection pillars penetrate the N dielectric plates.
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