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Array antenna and method for manufacutring array antenna

  • US 8,638,272 B2
  • Filed: 12/22/2009
  • Issued: 01/28/2014
  • Est. Priority Date: 02/05/2009
  • Status: Active Grant
First Claim
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1. An array antenna comprising:

  • a plurality of first antenna elements arrayed at specified element intervals on a plane of a board;

    a plurality of second antenna elements arrayed at the element intervals and that are parallel to an array direction of the first antenna elements on the plane;

    a first power supply circuit that supplies electric power to the respective first antenna elements by a line branched at a first branch point on the plane; and

    a second power supply circuit that supplies electric power to the respective second antenna elements by a line branched at a second branch point shifted by a specified distance in the array direction with respect to the first branch point on the plane,wherein said first antenna elements and said second antenna elements are shifted based on the specified distance in said array direction.

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