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Method and system for rule-based content filtering

  • US 8,019,709 B2
  • Filed: 11/06/2008
  • Issued: 09/13/2011
  • Est. Priority Date: 11/09/2007
  • Status: Active Grant
First Claim
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1. A system for filtering content of multimedia data containers, comprising:

  • a network interface for receiving said multimedia data containers from a network; and

    a plurality of server units, each server unit comprising a set of processors and a set of memory devices, having installed thereon;

    a filter-definition module, having computer readable instructions stored in a computer readable storage medium, for acquisition of definitions of a set of filters from a user, each filter specifying a definition of a content descriptor, a descriptor criterion, and an operator;

    a rule-construction module, having computer readable instructions stored in a computer readable storage medium, for acquisition of a set of content-filtering rules from said user, each rule specifying a Boolean expression of a subset of said filters and a filtering action;

    a module for characterizing content of each component of a multimedia data container, determining said content descriptor, applying said operator, and determining a state of said each filter;

    a module for determining a binary output of each said rule; and

    a module for performing a filtering action relevant to said content subject to a preset value of said binary output.

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