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Matrix monopulse ratio radar processor for two target azimuth and elevation angle determination

  • US 6,404,379 B1
  • Filed: 06/29/2000
  • Issued: 06/11/2002
  • Est. Priority Date: 06/29/2000
  • Status: Expired due to Fees
First Claim
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1. A method for identifying the locations of plural targets lying within a main beam of a monopulse antenna including at least four ports for generating sum, elevation difference, azimuth difference and double difference signals, the method comprising the steps of:

  • forming a monopulse ratio matrix from the sum, elevation difference, azimuth difference and double difference signals;

    determining eigenvalues of the monopulse ratio matrix; and

    using the eigenvalues to determine the angular locations of the plural targets.

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