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Multi-sector antennas

  • US 10,164,332 B2
  • Filed: 09/23/2015
  • Issued: 12/25/2018
  • Est. Priority Date: 10/14/2014
  • Status: Active Grant
First Claim
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1. An antenna assembly having a first axis, the antenna assembly comprising:

  • a first antenna section that is linearly between a second antenna section and a third antenna section, wherein the first, second and third antenna sections are in the first axis, further wherein each of the first, second and third antenna sections include;

    an elongate trough extending in the first axis, wherein the elongate trough comprises a first wall, a second wall, and a base extending between the first wall and the second wall,an opening into the trough between the first wall and the second wall, wherein the opening has a width that is larger than a width at the base,a radiator array comprises an array of radiator elements arranged in a line at the base along in the first axis,a corrugation on the first wall along an edge of the first wall opposite the base comprising a plurality of ridges extending in the first axis, anda corrugation on the second wall along an edge of the second wall opposite the base comprising a plurality of ridges extending in the first axis; and

    a first isolation plate between the first and second antenna section, and a second isolation plate between the second and third antenna sections, wherein the first and second isolation plates each comprise a plurality of ridges extending parallel to an outer edge and forming a corrugation along the outer edge.

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