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Method and apparatus for tri-band feed with pseudo-monopulse tracking

  • US 8,537,068 B2
  • Filed: 01/26/2010
  • Issued: 09/17/2013
  • Est. Priority Date: 01/26/2010
  • Status: Active Grant
First Claim
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1. A feed assembly for a reflector antenna, comprising:

  • an antenna aperture common to low, mid, and high frequency bands;

    a polyrod to launch signals from the aperture in the mid and high frequency bands while supporting the low band;

    a horn to launch signals from the aperture in the low frequency band;

    a co-located phase center for launching signals in the low, mid, and high frequency bands; and

    a low-band monopulse array located on a surface about a perimeter of the aperture to track a satellite.

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