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Pattern-recognition processor with matching-data reporting module

  • US 8,281,395 B2
  • Filed: 01/07/2009
  • Issued: 10/02/2012
  • Est. Priority Date: 01/07/2009
  • Status: Active Grant
First Claim
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1. A device, comprising:

  • a pattern-recognition processor comprising;

    a plurality of feature cells each comprising;

    a plurality of memory cells, where each of the memory cells is coupled to an output conductor and to one of a plurality of input conductors; and

    a detection cell comprising an activation memory cell, wherein the detection cell is configured to output a signal based on the state of the activation memory cell and a signal received from the output conductor;

    a decoder configured to receive a data stream and select one of the plurality of input conductors based on data received from the data stream; and

    a matching-data reporting module comprising;

    a buffer coupled to the data stream and configured to store at least part of the data stream; and

    a match event table configured to store data indicative of a buffer location corresponding with a start of a search criterion being satisfied.

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