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Apparatus and method for two stage hybrid space-time adaptive processing in radar and communication systems

  • US 6,252,540 B1
  • Filed: 12/21/1999
  • Issued: 06/26/2001
  • Est. Priority Date: 12/21/1999
  • Status: Expired due to Term
First Claim
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1. Apparatus for adaptive signal processing, which comprises:

  • a receiver effective for receiving a plurality of signals;

    a signal processor effective for adaptively transforming said plurality of signals into a plurality of samples;

    said plurality of samples comprising a cell under test and related secondary cells;

    said signal processor being further effective for a first transformation of said cell under test and said related secondary cells from a spatial-temporal domain to a look-angle Doppler domain;

    said look-angle Doppler domain comprising a plurality of points; and

    said signal processor being further effective for a second transformation of said plurality of points to mitigate electromagnetic interference and clutter that masks desired returns.

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