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Method and system for implementing digital rights management

  • US 7,278,165 B2
  • Filed: 03/18/2003
  • Issued: 10/02/2007
  • Est. Priority Date: 03/18/2003
  • Status: Active Grant
First Claim
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1. A method for implementing digital rights management comprising:

  • creating a content license defining the parameters for accessing a piece of digital content and comprising;

    a logical expression defining a plurality of playback devices, each of the plurality of playback devices with a unique identification, and wherein said logical expression includes said unique identification of each of the plurality of playback devices that a recipient of the piece of digital content is authorized to use when accessing the piece of digital content in said content license and defining a time interval wherein the plurality of playback devices are authorized to access the piece of digital content; and

    utilizing said content license to access the piece of digital content.

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