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Antenna calibration

  • US 8,085,189 B2
  • Filed: 08/08/2008
  • Issued: 12/27/2011
  • Est. Priority Date: 08/31/2007
  • Status: Active Grant
First Claim
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1. An antenna array comprising:

  • a plurality of antenna elements forming an array face;

    a plurality of calibration antennas mounted around the array face, the plurality of calibration antennas comprising one or more pairs;

    wherein the calibration antennas have overlapping coverage areas such that the entire array face of the antenna array is within the coverage area of at least one calibration antenna and each pair of calibration antennas has overlapping coverage areas such that a common area of the array face is within both coverage areas.

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